A real phone number
for Dropbox.

How Dropbox verification works

Dropbox can text a security code at every login with 2-factor authentication on, in the countries where it still offers SMS. Elsewhere it requires an authenticator app.

Because SMSCreation numbers are real mobile numbers, Dropbox treats them like any other phone: the code is delivered to your number and shows up in your dashboard inbox straight away.

Why it works with WhatsApp, Facebook, Telegram & Google

Apps check more than the digits: they look up the line type, the country format and whether the number can actually receive their code. Every SMSCreation number is a real mobile number in its country's official format — not a VoIP line — so it passes those checks the same way a SIM in your pocket does.

And we stand behind it with a 7-day replacement guarantee: if your number doesn't work with WhatsApp, Facebook, Telegram, Google or any app you need, we replace it free with a new number in the same country — or refund 100% if you prefer.

• Non-VoIP, real mobile line type — line-type checks see an ordinary SIM number, not a VoIP line
• Official country format with the right country code, prefix and digit count
• Unlimited incoming SMS and calls — codes arrive by text or through the “call me” option
• Private to you — never listed on public SMS sites, so it isn't flagged or rate-limited
• Yours for as long as you want — re-verification and account recovery keep working

Dropbox SMS verification details

Dropbox uses a phone number for 2-factor authentication. You can receive your security code by text message each time you log in, or add a number as a backup phone behind an authenticator app. Set it up on dropbox.com only: click your avatar → Settings → Security, toggle 2-factor authentication on, re-enter your password and choose Use text messages. Enter the number and type the code Dropbox sends. When 2FA turns on you also get 10 emergency backup codes, eight digits each and single-use.

SMS is now country-dependent. Dropbox says text-message 2FA is only available in select countries, and it has removed the option in others. Since January 9, 2026, users in affected countries are prompted to switch to an authenticator app the next time they log in on the web. Where SMS is still offered, Dropbox recommends adding a backup phone so that, if you lose your main phone, you can choose Text my backup phone at login. Change the number from Settings → Security → Edit next to your phone number.

Code

Security code by text message at each login

Availability

Select countries only; others must use an authenticator app

Backup codes

10 single-use, eight-digit codes; reset when 2FA is toggled

Backup method

A backup phone can receive codes by text

Where to change the number

dropbox.com → Settings → Security → Edit next to your phone number

Common Dropbox problems and fixes

• Invalid code error → you entered an older code or waited too long → only the most recent code works, so request a new one and enter it promptly.
• Codes stopped arriving → your phone provider may be limiting these messages → wait 24 hours and try again, or check blocked messages. Our guide "Verification code not received" covers more.
• Asked to switch to an authenticator app → Dropbox dropped SMS 2FA in your country → set up a TOTP authenticator app when prompted.
• Lost your main phone → click Having trouble getting a code? → Text my backup phone, or use an eight-digit emergency backup code.

If Dropbox prompts you to leave SMS codes

Dropbox's SMS discontinuation FAQ describes exactly what happens in the countries where text-message 2FA was withdrawn. Since January 9, 2026, the next time you log in on the web and finish SMS verification, a window opens with a QR code and a secret key. You scan the code with your phone's camera or type the key into an authenticator app, click Next, enter the 6-digit code the app generates, and click Continue to Dropbox. Dropbox says you can't dismiss this prompt; the only alternative it offers is disabling 2FA, which it advises against.

Dropbox names Google Authenticator, Duo Mobile and Authenticator for Windows Phone 7 as TOTP apps that work, and notes that Linux and Unix users can generate codes with the OATH tool. Authenticator codes depend on the device clock, so set the time correctly. If you tick Trust this computer, you enter a 2FA code only once on that device.

Where a phone number still fits in Dropbox 2FA

• During authenticator setup Dropbox offers to add a secondary phone number (optional), then Save or Skip for now. Dropbox says this option is only available in certain countries.
• In supported countries a real mobile number makes a good secondary phone behind the authenticator app, so a lost handset doesn't lock you out.
• Business users: if the Security tab shows Managed by single sign-on, your team admin has enabled SSO and Dropbox 2FA doesn't apply. Admins get an email about the SMS change one week before their team members.
• Dropbox says 2FA can only be set up on dropbox.com.

Verify Dropbox with your number in 4 steps

1. 01Choose a country and pick a mobile number.
2. 02Pay in crypto or from your wallet — from $1.80 a month on the yearly plan.
3. 03Enter the number in Dropbox with its country code and request the code.
4. 04Open your SMSCreation inbox, copy the code and you're verified.

Tips for Dropbox

• Set up 2FA on dropbox.com under Settings → Security.
• Add a backup phone and save the 10 emergency backup codes.
• Enter only the most recent code; older ones are rejected.

Included with every number

• Unlimited incoming SMS — every verification code and message, no cap
• 500 outgoing SMS every month
• 1,000 outgoing call minutes every month
• Unlimited incoming calls
• Keep the number for as long as you want — auto-renew keeps it yours
• Works with WhatsApp, Facebook, Telegram, Google & Instagram — guaranteed: free replacement or 100% refund within 7 days
• 7-day replacement guarantee — if the number doesn't work with WhatsApp, Facebook, Telegram or Google, we replace it free or refund 100%; plus a no-questions-asked refund if you haven't used it for any call or SMS

Private by design — keep Dropbox separate from your identity

A SMSCreation number keeps your personal SIM, name and bank card out of your Dropbox account. No KYC, no ID, no card — crypto only.

• No KYC — no ID, passport, selfie or proof of address, ever
• No real name required — sign up with an email and a password
• No card, no bank account — crypto only, so no payment details are linked to you
• No phone number needed to sign up

Popular countries for Dropbox numbers

USUnited States+1CACanada+1BRBrazil+55GBUnited Kingdom+44DEGermany+49FRFrance+33NLNetherlands+31ESSpain+34AEUnited Arab Emirates+971INIndia+91SGSingapore+65AUAustralia+61

Keep it as long as you want

Dropbox may ask for your number again — on a new phone, after a reinstall or for account recovery. Keep your number renewed and it stays yours, so you can always receive the code.

Not what you needed? Our 7-day replacement guarantee — if the number doesn't work with WhatsApp, Facebook, Telegram or Google, we replace it free or refund 100%; plus a no-questions-asked refund if you haven't used it for any call or SMS.