Receive Google verification SMS online
Get a phone number, type it into Google, and read the verification code here. You pay only when the code arrives.
- 201 countries
- From $4.03
- Charged on delivery
- Needed to sign up
- Sometimes; more likely on Android than in a browser
- Two-step verification phone
- A login step, separate from recovery
- Recovery phone
- What Google contacts if you are locked out
- Numbers per account limit
- Google restricts how many accounts one number can create
- Stronger alternatives
- Passkeys, backup codes, Google Authenticator
- Best long-term move
- Add a recovery email and passkey, then drop the rented number
Why a Google Account is not like a single app
Most articles on this site are about verifying one app. A Google Account is different: the same sign-in reaches Gmail, YouTube, Drive, Play, Photos, and often the Android phone itself, and a phone number attached to it is not attached to a feature — it is attached to whichever of those services the account owner happens to be using that day. Losing control of the number does not just lock one inbox; it can touch a purchase history, stored photos, saved passwords in the browser, and a phone's own device sign-in at the same time.
That breadth is the reason this account deserves more caution than most of the accounts covered elsewhere on this site. A rented number can absolutely get a new Google Account through its first sign-in screen. What it cannot do is promise that the person who rents the number next will not, at some point, be able to reach further into that account than a stranger normally could. The rest of this article is about where that risk actually sits, and what to do about it before it matters.
People most often use one of our numbers for Google to:
- Creating a first Google Account without listing a personal number
- Setting up a workspace or testing account kept apart from a personal one
- Verifying a new Android device sign-in during initial setup
- Getting past a signup screen that will not proceed without a number
Many apps expect the number you keep. We help with the cases above; we do not help anyone reach an account that is not theirs — see our acceptable use policy.

Two-step verification and recovery are not the same number
Google keeps two separate phone number settings, and conflating them is the single most common misunderstanding people bring to this article. Two-step verification is a login step: when it is turned on, signing in on a new device asks for a code sent to that number, in addition to the password. Recovery is a different setting entirely: it is the contact detail Google reaches for when the normal sign-in path has broken down — a forgotten password, a suspicious sign-in Google wants to double-check, or an account someone else is trying to get into.
The two settings can point at the same number, or at two different ones, and Google's own account pages let you check and change each independently. A rented number set as the two-step verification method stops working the moment the rental ends and the number is reassigned, because the next code request simply cannot reach you. A rented number set as the recovery contact is a slower-burning problem: it sits quietly until the day something actually goes wrong, and that is usually the worst possible day to discover it no longer belongs to you.
Anyone renting a number for a Google Account should open both settings once the account exists and understand which one, if either, the rented number was placed into by default during signup. It is rarely both, and it is worth knowing which.

Why account recovery is Google's hardest problem, not its easiest
People generally assume that having the right password is what recovers an account. Google's own account recovery does not work that way in every case. Because password theft is common, Google weighs a cluster of signals together — the device you are signing in from, whether that device has signed into the account before, the account's typical usage pattern, and whether the recovery phone or email on file still matches what you can prove access to. A password entered correctly can still fail to recover an account if enough of the surrounding signals look wrong.
This is precisely where a rented number causes the most damage, and it is worth being direct about it: an account whose recovery phone was a number you no longer control is an account that may not come back, even to its rightful owner, even with the password. It is not that Google is being unreasonable — it is protecting the account from someone who has the password but nothing else, which describes an attacker as easily as it describes you a year later on an expired rental. The fix is not clever troubleshooting after the fact; it is not building an account's recovery on a rented number in the first place, covered next.

What actually protects a Google Account you intend to keep
Google offers several ways to secure an account that do not depend on holding any particular phone number, and all of them outlast a rental. A passkey, stored on the device or in a password manager, replaces the password-plus-SMS pattern entirely and cannot be phished the way a text message code can. Backup codes, generated once from the account's security settings and saved somewhere safe, work as a one-time login step when nothing else is available. The Google Authenticator app generates codes locally on a device and has nothing to do with any phone number at all — it keeps working exactly as before if the number on the account changes.
A current recovery email address is the plainest of the four and the easiest to underrate: it is a second, independent contact path that a rented number can never substitute for, since email addresses are not reassigned to strangers the way phone numbers are. Someone who plans to keep a Google Account past the life of a rented number should add at least one of these — a passkey or an authenticator app, plus a recovery email — before the number they signed up with stops being theirs, not after.
Creating the account on a phone versus in a browser
Whether Google asks for a phone number at all during signup depends heavily on where the account is created. Setting up a new Google Account directly on an Android device, as part of adding it to the phone, more often asks for a number, partly because the device sign-in itself benefits from a verified contact method from the start. Creating an account from a desktop or mobile browser, at Google's own account creation page, sometimes skips the number entirely, particularly when the signals Google sees — the browser, the network, the pattern of the signup — do not look like the kind it typically asks to verify.
This is not a setting a reader controls directly, and it can change without notice, by country, by device, and by whatever Google's systems currently make of a given signup attempt. The practical takeaway is simple: if a number is not required on the screen in front of you, there is no reason to add a rented one just to have something in the field. Skip it where it is optional, and only reach for a rented number when the flow genuinely will not proceed without one.
Why Google sometimes refuses the number itself
Separately from whether a text message reaches the number, Google limits how many accounts a single phone number is allowed to create. This exists to slow down bulk account creation, and it means a number's history matters here in a way it does not for many other apps: a fresh number with no Google history behind it verifies normally, while a number that has already been used to open several Google Accounts — by any previous renter, not just you — can be refused outright at the point of signup, with no SMS ever sent to explain why.
This is different from a delivery problem, and it is worth telling the two apart. A delivery problem means the code is slow or the route is filtered; the country table on this page speaks to that. A refused number because of account-creation history means Google is not going to send a code to that number for a new signup at all, regardless of country or network, and no amount of waiting fixes it. The only way through is a different number — this is exactly the situation the troubleshooting section below leads with.
What this article supports, and what it will not help with
Everything above assumes one account, created and used by the person renting the number, for an ordinary reason: privacy on a first account, a workspace kept apart from a personal one, testing, or simply not wanting a personal number tied to a new sign-up. That is what we support.
We do not help create Google Accounts in bulk, get around the account-creation limits described above, or recover or access an account that belongs to someone else. Google's recovery checks exist specifically to stop exactly that pattern, and a rented number was never going to be a reliable way past them — the honest position, stated plainly, is that this account is the one in our entire catalogue where a rented number should be treated as a way to get started, never as the plan for keeping the account long-term.
Installing Google and verifying the number
On Android
- Open Settings on the Android device and choose to add a Google Account
- Select Create account, then follow the prompts for personal use
- If a phone number is requested, enter the rented number including its country code
- Enter the SMS code on the verification screen before it expires
- Set a recovery email address as soon as the account setup allows it
- Open the account's Security settings and check whether the rented number was set for two-step verification, recovery, or both
- Add a passkey or the Google Authenticator app under two-step verification if the account is meant to last
- Generate and save backup codes from the same Security settings page
On iPhone
- Install the Gmail or Google app from the App Store, or open a browser to accounts.google.com
- Choose Create account and follow the prompts for personal use
- If a phone number is requested, enter the rented number including its country code
- Enter the SMS code on the verification screen before it expires
- Set a recovery email address as soon as the account setup allows it
- Open the account's Security settings and check whether the rented number was set for two-step verification, recovery, or both
- Add a passkey or the Google Authenticator app under two-step verification if the account is meant to last
- Generate and save backup codes from the same Security settings page
When the code does not arrive
In order of how often each one is the real cause:
- This number has already created too many accounts
Google limits how many accounts one number may create, and this is unrelated to SMS delivery. No amount of waiting or retrying fixes it; take a different, fresher number instead. - The number already appears in prior Google sign-ins
A number with an existing Google history can be refused for a new account or flagged for extra checks. Prefer a number with no prior Google history where that information is available before purchase. - You requested a code several times in quick succession
Stop and leave it for a while rather than retrying immediately; a quarter of an hour is a sensible minimum. Repeated requests tend to delay the next attempt rather than force one through. - Your connection's country differs from the number you rented
Use a connection based in, or close to, the number's own country where possible. A large mismatch between the requesting connection and the number's country is a common trigger for a delayed or blocked code. - The number's range is one Google's SMS routes do not reach reliably
Check the country table on this page before buying; some ranges deliver Google codes consistently and others rarely do, and that is a property of the range rather than something retries fix. - The code was entered after the verification screen had already timed out
Request a fresh code instead of retyping an old one; an expired code is rejected even if it was otherwise correct. Keep the order open so the next code can be read as soon as it lands. - The number was entered with the wrong country code or a leading zero left in
Re-check the number exactly as issued, including its country code, before requesting again; a mistyped digit sends the code to an unrelated number and it will never arrive. - Google asks for a recovery step on an account you did not create yourself
Stop. We support creating your own account, not recovering or accessing one that belongs to someone else, and there is no legitimate way to complete a recovery step meant for another person.
Working out which case you are in
- Did the signup screen ask for a phone number at all? Yes Enter the rented number including its country code and wait for the SMS code. No Continue without one; a browser signup often skips this step.
- Was the number refused before any code was sent? Yes The number has likely hit Google's account-creation limit; try a different number. No Wait for the SMS, then check the country table if nothing arrives.
- Do you plan to keep this account past the rental? Yes Add a recovery email, a passkey or authenticator app, and backup codes now, before the number changes hands. No The rented number is enough for a short-lived account; no further setup is needed.
- Is the rented number set as the recovery contact, the two-step method, or both? Yes Replace it with a personal email or an authenticator app if the account is meant to last. No Confirm in Security settings before assuming either is safe to leave as-is.
- Are you trying to recover an account that is not yours? Yes Stop; this is outside what a rented number, or this article, can help with. No Proceed with the normal signup or recovery flow for your own account.
Before you request another code
- Confirm the number is genuinely new to your order, not a leftover tab from a previous one
- Check the country table on this page for how Google is delivering to that range today
- Make sure your connection is not routed through a country far from the number's own
- Leave a gap before requesting a second code on the same number, rather than retrying at once
- If signup refuses the number outright, assume account-creation limits rather than a delivery fault
- Add a current recovery email address as soon as the account exists
- Add a passkey or Google Authenticator under two-step verification if the account is meant to last
- Generate and store backup codes somewhere safe
- Check Security settings to see whether the rented number was set as recovery, two-step, or both
Which kind of number to use
| Kind of number | Usually works? | Privacy | Long-term recovery | Worth knowing |
|---|---|---|---|---|
| Your own SIM | Yes | Number tied to your identity as normal | Full recovery via the carrier if the phone is lost | The baseline; no rental or reassignment risk |
| A second physical SIM | Yes | Same as any other mobile number once verified | Depends on keeping that SIM active | Reasonable for a real secondary account kept long-term |
| An eSIM | Usually | Same as any other mobile number once verified | Tied to the plan; losing the eSIM profile loses the number | Convenient while travelling, but check carrier support first |
| A prepaid SIM | Usually | Same as any other mobile number once verified | Recovery depends on keeping the prepaid line topped up | Cheap short-term option; can be deactivated for inactivity |
| A rented private number like ours | Depends on the range and prior history | Fine to get a first account started | Weak; do not build long-term recovery on it | Best for getting started, then replace with a passkey and recovery email |
| A public or shared SMS inbox | Rarely | No privacy — the inbox and any code may be visible to others | No recovery; anyone can see a code meant for you | Not suitable for any Google Account you intend to keep |
| A VoIP or landline-range number | Rarely | Varies by provider | Not designed for account recovery | Google, like most services, favours mobile ranges over these |
Checked 2026-09-26 by the FreeSmsOtp team. Prices, stock and delivery figures on this page are live and come from our own orders — how we measure.
Countries with Google numbers now
| Country | Price | Delivered | Buy |
|---|---|---|---|
| Canada | $4.03 | collecting data | Buy |
| Kenya | $4.03 | collecting data | Buy |
| Morocco | $4.03 | collecting data | Buy |
| Philippines | $4.03 | collecting data | Buy |
| South Africa | $4.03 | collecting data | Buy |
| Indonesia | $4.04 | collecting data | Buy |
| United Kingdom | $4.05 | collecting data | Buy |
| Zimbabwe | $4.05 | collecting data | Buy |
| Azerbaijan | $4.06 | collecting data | Buy |
| Cameroon | $4.06 | collecting data | Buy |
| Chile | $4.06 | collecting data | Buy |
| Malaysia | $4.06 | collecting data | Buy |
| Brazil | $4.08 | collecting data | Buy |
| Uzbekistan | $4.08 | collecting data | Buy |
| Venezuela | $4.08 | collecting data | Buy |
| Macau | $4.09 | collecting data | Buy |
| Myanmar | $4.09 | collecting data | Buy |
| Romania | $4.10 | collecting data | Buy |
| Thailand | $4.10 | collecting data | Buy |
| Colombia | $4.11 | collecting data | Buy |
| Ethiopia | $4.11 | collecting data | Buy |
| Angola | $4.12 | collecting data | Buy |
| Argentina | $4.12 | collecting data | Buy |
| Croatia | $4.12 | collecting data | Buy |
| Dominican Republic | $4.12 | collecting data | Buy |
| Georgia | $4.12 | collecting data | Buy |
| Greece | $4.12 | collecting data | Buy |
| Hong Kong | $4.12 | collecting data | Buy |
| Israel | $4.12 | collecting data | Buy |
| Kazakhstan | $4.12 | collecting data | Buy |
| Kosovo | $4.12 | collecting data | Buy |
| Mexico | $4.12 | collecting data | Buy |
| Netherlands | $4.12 | collecting data | Buy |
| Pakistan | $4.12 | collecting data | Buy |
| Peru | $4.12 | collecting data | Buy |
| Portugal | $4.12 | collecting data | Buy |
| South Sudan | $4.12 | collecting data | Buy |
| Sri Lanka | $4.12 | collecting data | Buy |
| Tanzania | $4.12 | collecting data | Buy |
| Timor-Leste | $4.12 | collecting data | Buy |
| Vietnam | $4.12 | collecting data | Buy |
| Jordan | $4.13 | collecting data | Buy |
| Bahrain | $4.14 | collecting data | Buy |
| Bangladesh | $4.14 | collecting data | Buy |
| Barbados | $4.14 | collecting data | Buy |
| Martinique | $4.14 | collecting data | Buy |
| Solomon Islands | $4.14 | collecting data | Buy |
| Albania | $4.15 | collecting data | Buy |
| American Samoa | $4.15 | collecting data | Buy |
| Antigua and Barbuda | $4.15 | collecting data | Buy |
| Botswana | $4.15 | collecting data | Buy |
| Burkina Faso | $4.15 | collecting data | Buy |
| Cape Verde | $4.15 | collecting data | Buy |
| Central African Republic | $4.15 | collecting data | Buy |
| Chad | $4.15 | collecting data | Buy |
| Comoros | $4.15 | collecting data | Buy |
| Denmark | $4.15 | collecting data | Buy |
| Ecuador | $4.15 | collecting data | Buy |
| Eswatini | $4.15 | collecting data | Buy |
| Ghana | $4.15 | collecting data | Buy |
| Grenada | $4.15 | collecting data | Buy |
| Guadeloupe | $4.15 | collecting data | Buy |
| Guatemala | $4.15 | collecting data | Buy |
| Guinea-Bissau | $4.15 | collecting data | Buy |
| Guyana | $4.15 | collecting data | Buy |
| Laos | $4.15 | collecting data | Buy |
| Lebanon | $4.15 | collecting data | Buy |
| Liberia | $4.15 | collecting data | Buy |
| Mauritius | $4.15 | collecting data | Buy |
| Mozambique | $4.15 | collecting data | Buy |
| New Caledonia | $4.15 | collecting data | Buy |
| Palestine | $4.15 | collecting data | Buy |
| Panama | $4.15 | collecting data | Buy |
| Papua New Guinea | $4.15 | collecting data | Buy |
| Poland | $4.15 | collecting data | Buy |
| Puerto Rico | $4.15 | collecting data | Buy |
| Rwanda | $4.15 | collecting data | Buy |
| Saint Kitts and Nevis | $4.15 | collecting data | Buy |
| Saint Lucia | $4.15 | collecting data | Buy |
| Saint Vincent and the Grenadines | $4.15 | collecting data | Buy |
| Spain | $4.15 | collecting data | Buy |
| Sudan | $4.15 | collecting data | Buy |
| Uruguay | $4.15 | collecting data | Buy |
| Algeria | $4.16 | collecting data | Buy |
| Belize | $4.16 | collecting data | Buy |
| Bhutan | $4.16 | collecting data | Buy |
| Cambodia | $4.16 | collecting data | Buy |
| Costa Rica | $4.16 | collecting data | Buy |
| Cuba | $4.16 | collecting data | Buy |
| DR Congo | $4.16 | collecting data | Buy |
| Equatorial Guinea | $4.16 | collecting data | Buy |
| Faroe Islands | $4.16 | collecting data | Buy |
| French Guiana | $4.16 | collecting data | Buy |
| Honduras | $4.16 | collecting data | Buy |
| Iraq | $4.16 | collecting data | Buy |
| Jamaica | $4.16 | collecting data | Buy |
| Kyrgyzstan | $4.16 | collecting data | Buy |
| Lesotho | $4.16 | collecting data | Buy |
| Moldova | $4.16 | collecting data | Buy |
| Namibia | $4.16 | collecting data | Buy |
| North Macedonia | $4.16 | collecting data | Buy |
| Oman | $4.16 | collecting data | Buy |
| Saudi Arabia | $4.16 | collecting data | Buy |
| Uganda | $4.16 | collecting data | Buy |
| Bosnia and Herzegovina | $4.17 | collecting data | Buy |
| Nicaragua | $4.17 | collecting data | Buy |
| Armenia | $4.18 | collecting data | Buy |
| Austria | $4.18 | collecting data | Buy |
| Egypt | $4.18 | collecting data | Buy |
| Estonia | $4.18 | collecting data | Buy |
| France | $4.18 | collecting data | Buy |
| Germany | $4.18 | collecting data | Buy |
| India | $4.18 | collecting data | Buy |
| Ivory Coast | $4.18 | collecting data | Buy |
| Madagascar | $4.18 | collecting data | Buy |
| Nepal | $4.18 | collecting data | Buy |
| Nigeria | $4.18 | collecting data | Buy |
| Niue | $4.18 | collecting data | Buy |
| Haiti | $4.19 | collecting data | Buy |
| Ireland | $4.19 | collecting data | Buy |
| Bahamas | $4.20 | collecting data | Buy |
| China | $4.20 | collecting data | Buy |
| Gambia | $4.20 | collecting data | Buy |
| Turks and Caicos Islands | $4.20 | collecting data | Buy |
| Malawi | $4.21 | collecting data | Buy |
| Slovenia | $4.21 | collecting data | Buy |
| Afghanistan | $4.22 | collecting data | Buy |
| Aruba | $4.22 | collecting data | Buy |
| Benin | $4.22 | collecting data | Buy |
| Bolivia | $4.22 | collecting data | Buy |
| El Salvador | $4.22 | collecting data | Buy |
| Maldives | $4.22 | collecting data | Buy |
| Republic of the Congo | $4.22 | collecting data | Buy |
| Sierra Leone | $4.22 | collecting data | Buy |
| Suriname | $4.22 | collecting data | Buy |
| Tajikistan | $4.22 | collecting data | Buy |
| Togo | $4.22 | collecting data | Buy |
| Trinidad and Tobago | $4.22 | collecting data | Buy |
| Yemen | $4.22 | collecting data | Buy |
| Eritrea | $4.23 | collecting data | Buy |
| Fiji | $4.23 | collecting data | Buy |
| Finland | $4.23 | collecting data | Buy |
| Mauritania | $4.23 | collecting data | Buy |
| New Zealand | $4.23 | collecting data | Buy |
| Réunion | $4.23 | collecting data | Buy |
| Serbia | $4.23 | collecting data | Buy |
| Australia | $4.24 | collecting data | Buy |
| Belarus | $4.24 | collecting data | Buy |
| Bulgaria | $4.24 | collecting data | Buy |
| Czechia | $4.24 | collecting data | Buy |
| Djibouti | $4.24 | collecting data | Buy |
| Dominica | $4.24 | collecting data | Buy |
| Gabon | $4.24 | collecting data | Buy |
| Guinea | $4.24 | collecting data | Buy |
| Italy | $4.24 | collecting data | Buy |
| Lithuania | $4.24 | collecting data | Buy |
| Montserrat | $4.24 | collecting data | Buy |
| Paraguay | $4.24 | collecting data | Buy |
| São Tomé and Príncipe | $4.24 | collecting data | Buy |
| Senegal | $4.24 | collecting data | Buy |
| Seychelles | $4.24 | collecting data | Buy |
| Sweden | $4.24 | collecting data | Buy |
| United Arab Emirates | $4.24 | collecting data | Buy |
| Niger | $4.25 | collecting data | Buy |
| Anguilla | $4.26 | collecting data | Buy |
| Burundi | $4.26 | collecting data | Buy |
| Cyprus | $4.26 | collecting data | Buy |
| Mongolia | $4.26 | collecting data | Buy |
| Montenegro | $4.26 | collecting data | Buy |
| Slovakia | $4.26 | collecting data | Buy |
| Somalia | $4.26 | collecting data | Buy |
| Taiwan | $4.26 | collecting data | Buy |
| Turkmenistan | $4.26 | collecting data | Buy |
| Zambia | $4.26 | collecting data | Buy |
| Brunei | $4.27 | collecting data | Buy |
| Cayman Islands | $4.27 | collecting data | Buy |
| Libya | $4.27 | collecting data | Buy |
| Kuwait | $4.29 | collecting data | Buy |
| Qatar | $4.29 | collecting data | Buy |
| Syria | $4.29 | collecting data | Buy |
| Tunisia | $4.29 | collecting data | Buy |
| Iran | $4.30 | collecting data | Buy |
| Latvia | $4.30 | collecting data | Buy |
| Samoa | $4.30 | collecting data | Buy |
| Switzerland | $4.30 | collecting data | Buy |
| Ukraine | $4.30 | collecting data | Buy |
| United States | $4.30 | collecting data | Buy |
| Mali | $4.31 | collecting data | Buy |
| Iceland | $4.32 | collecting data | Buy |
| South Korea | $4.34 | collecting data | Buy |
| Monaco | $4.39 | collecting data | Buy |
| Norway | $4.40 | collecting data | Buy |
| Belgium | $4.42 | collecting data | Buy |
| Japan | $4.48 | collecting data | Buy |
| Türkiye | $4.48 | collecting data | Buy |
| Hungary | $4.53 | collecting data | Buy |
| Liechtenstein | $4.54 | collecting data | Buy |
| Malta | $4.72 | collecting data | Buy |
| Luxembourg | $4.98 | collecting data | Buy |
| Singapore | $5.20 | collecting data | Buy |
| Gibraltar | $9.70 | collecting data | Buy |
Refreshed every hour. How we measure delivery.
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Questions
Does creating a Google Account always require a phone number?
No. Whether a number is required depends on the device and where the account is created; Android setup often asks for one, while a desktop browser sometimes does not. Where it is optional, there is no need to add a rented number just to fill the field.
What is the difference between the recovery phone and the two-step verification phone?
Two-step verification is a login step: a code sent to that number each time an unfamiliar device signs in. Recovery is what Google reaches for when normal sign-in has broken down, such as a forgotten password. They can be the same number or different ones, and both are visible in Security settings.
Why did Google refuse a correct password during account recovery?
Google weighs several signals together, not just the password, including whether the recovery phone or email still matches what you can prove access to. An account whose recovery number has moved on to someone else can fail recovery even with the right password.
Why was the rented number refused before any code was even sent?
Google limits how many accounts a single phone number is allowed to create. A number with enough prior Google Account history behind it can be refused outright at signup, which has nothing to do with SMS delivery and cannot be fixed by retrying.
Is a passkey better than SMS for a Google Account?
Yes, for anyone keeping the account. A passkey does not depend on holding any particular phone number and resists the phishing that a text message code does not. It is one of the clearest upgrades covered in this article.
What does the Google Authenticator app do that SMS does not?
It generates codes locally on a device rather than sending them over a text message, so it keeps working even if the phone number on the account later changes or is lost. It is unrelated to whichever number is set for recovery.
Should I use a rented number as my Google Account's recovery method?
No. A rented number is reasonable to get an account started, but recovery is the one setting on a Google Account where a rented number does real harm if left in place. Replace it with a recovery email, and ideally a passkey, before the rental ends.
Does Google accept virtual or rented numbers?
Sometimes, depending on the number's range and whether it has already created several Google Accounts. The table on this page shows which countries are delivering codes today; a range or a specific number that struggles now can work again later, or never, depending on its history.
Will Google ask for the number again later?
Mainly if two-step verification is turned on and a new device signs in, or if Google flags a sign-in as unusual. Ordinary day-to-day use of an already-verified account does not trigger another code.
Can I change the phone number on a Google Account after signing up?
Yes, both the two-step verification number and the recovery number can be changed independently in Security settings once you are signed in. Doing this before the rental ends is the safest order.
What if the code never arrives — am I charged?
You are charged only when a code actually reaches the number; an order where nothing arrives before the window closes is refunded automatically, with nothing to claim. Check the country table before buying to avoid a range with poor delivery.
Can one number be used to create several Google Accounts?
Up to a point. Google limits this, and a number used for several signups already is a common reason a further signup gets refused. This is different from renting a number to keep one account long-term, which this article does not recommend either.