A real phone number for Dropbox
Dropbox often holds contracts, invoices and client files, so strong sign-in protection matters. A dedicated number for Dropbox codes keeps work security separate from your personal SIM and means a lost or replaced phone does not lock you out of your files. It is especially useful as a backup phone number next to an authenticator app. Teams that share folders with clients also benefit, because each person can keep a work number for Dropbox codes without handing out a personal mobile number. And since SMS Hallo inboxes are private, nobody else sees your security codes. SMS Hallo gives you a real mobile number in the country of your choice, so you can create and secure your Dropbox account without sharing your personal number.
The Dropbox code lands in your SMS Hallo inbox within seconds and is ready to copy with one tap. Because you keep the number for as long as you like, you can always receive new login codes and recover your account later.
Every number includes unlimited incoming SMS, 500 outgoing SMS and 1,000 calling minutes a month, plus unlimited incoming calls, from just $1.80 a month (billed yearly).
And it's risk-free: if the number doesn't work with Dropbox, replace it free within 7 days or get a 100% refund.
Every number includes
- Unlimited incoming SMS — Receive every text and verification code, with no monthly cap.
- 500 outgoing SMS / month — Reply and send texts from your number, anywhere in the world.
- 1,000 calling minutes / month — Make calls from your number with a generous monthly allowance.
- Unlimited incoming calls — Answer calls on your number as often as you like.
- Keep it as long as you like — Renew monthly or for up to 12 months at a time. The number stays yours.
- 7-day money-back guarantee — Not used it yet? Get a full refund within 7 days, no questions asked.
- 7-day replacement guarantee — Doesn't work for you? Swap it for another number in the same country, free, in one click.
- Works everywhere — or 100% refund — WhatsApp, Facebook, Telegram, Google and more. If it doesn't work, you get every cent back.
Yes, where Dropbox still offers text message codes. Dropbox signs you up with email, and its 2-factor authentication can send security codes by SMS in select countries, which an SMS Hallo real mobile number receives in your dashboard. Dropbox decides which numbers and countries it supports; if it does not work, swap the number free within 7 days or get a 100% refund.
How Dropbox verifies your number
Dropbox accounts are created with an email address; a phone number is mainly used for 2-factor authentication. Dropbox's help center lists four ways to receive a second factor: an authenticator app, text messages, a security key, or a passkey. You turn it on at dropbox.com under Settings, Security, then choose a method and confirm it with a first code.
With text messages, Dropbox sends a security code to your phone each time you sign in and you type it on the site. Dropbox says text message 2-factor authentication is only available in select countries, and its help page lists many countries and regions where SMS codes cannot be delivered. You can also add a secondary phone number for text message backup, again only in certain countries, plus 10 single-use 8-digit emergency backup codes. Dropbox warns that turning 2-factor authentication off and on again resets those backup codes.
Dropbox has also announced an SMS discontinuation for 2-factor authentication for users in certain countries, effective January 9, 2026. Affected users are prompted at sign-in to switch to an authenticator app, and the prompt cannot be dismissed. If you see that prompt, SMS codes will not be an option for your account and an authenticator app is the way forward; your SMS Hallo number may still be useful elsewhere, but not for Dropbox SMS codes.
For Dropbox teams, admins can require 2-factor authentication and control which methods members use. These are account security settings, not identity checks, and a phone number from SMS Hallo does not change any team policy. Use the number only for your own account, as SMS Hallo's Acceptable Use Policy requires.
How to verify Dropbox with an SMS Hallo number
- Check SMS is offered — Sign in to dropbox.com, open Settings, Security and turn on 2-factor authentication to see whether text messages are offered for your country.
- Rent a number — Rent a real mobile number on SMS Hallo in a country where Dropbox offers text codes, and pay with USDT or USDC.
- Choose Use text messages — Enter the SMS Hallo number with its country code as your 2-factor phone, or as a secondary backup phone.
- Confirm the code — Copy the security code from your SMS Hallo inbox and enter it on dropbox.com to finish setup.
- Save backup codes — Store Dropbox's 10 emergency backup codes somewhere safe and turn on auto-renew for the number. Dropbox shows the codes once, so copy them into a password manager or print them and keep them somewhere only you can reach.
Troubleshooting Dropbox verification
Text messages not offered
Dropbox offers SMS codes only in select countries. Use an authenticator app, security key or passkey instead, or try a number from another supported country with the free replacement.
Prompted to switch away from SMS
Dropbox is discontinuing SMS 2-factor codes for users in certain countries from January 9, 2026. Set up an authenticator app when prompted.
Code does not arrive
Wait a minute and request one new code. If nothing comes through, swap the number free within 7 days or request a 100% refund. Also check that the number is still active in your SMS Hallo dashboard and has not expired.
Backup codes stopped working
Dropbox resets emergency backup codes when 2-factor authentication is turned off and on. Generate and save the new set.
Lost access to your main method
Use your secondary phone number or an emergency backup code to sign in, then update your 2-factor settings.
Invalid phone number
Check that you selected the right country and removed any leading zero. If Dropbox still rejects the number, use the free replacement within 7 days.
Which country to choose for Dropbox
Pick a country where Dropbox still sends text message codes, and ideally the one you normally sign in from. Dropbox publishes a list of countries and regions where SMS codes cannot be delivered and has announced an SMS phase-out for users in certain countries, so check the options shown in your Security settings before you rent. No country is certain to work every time, so the 7-day free replacement and the 100% refund are there if Dropbox will not send codes to your number. If you already use Dropbox from one country, keep your security phone in that same country so the setup stays simple and predictable.
Dropbox number by country
Dropbox number FAQ
Can I use an SMS Hallo number for Dropbox?
Yes, for text message 2-factor codes in countries where Dropbox still offers them. Dropbox decides which numbers and countries it supports, so if it does not work you can swap the number free within 7 days or get a 100% refund.
Do I need a phone number to sign up for Dropbox?
Dropbox accounts are created with email. A phone number is used mainly for 2-factor authentication and backup.
Can I add it as a backup phone?
Yes, where Dropbox offers a secondary phone number. It lets you receive codes by text if your main method is unavailable.
Is SMS the safest option for Dropbox?
Dropbox says authenticator apps are more secure than SMS codes. Use one as your main method and keep your number as a backup.
What if Dropbox stops sending SMS in my country?
Dropbox is moving users in certain countries off SMS 2-factor codes. Switch to an authenticator app when prompted.
Do I need to keep renewing the number?
Yes, while it is linked to your Dropbox security settings. An expired number may be given to someone else. If you plan to stop renewing, remove it from Dropbox first and add a new method.
Can I read Dropbox codes on my laptop?
Yes. The SMS Hallo dashboard works in any browser, so you can copy the code on the same computer you are signing in on.
What does SMS Hallo cost?
From $1.80 per month on the 12-month plan ($21.60 billed yearly), the same in every country, with unlimited incoming SMS.
Can I use SMS Hallo numbers for Dropbox?
Yes. SMS Hallo numbers are real mobile numbers and can be used to sign up for and verify Dropbox.
Which country should I choose for Dropbox?
Any of our 181 countries works. Many people choose the country where they live or where their Dropbox audience is. Popular choices are the United States, United Kingdom, Germany and Canada.
Can I receive future Dropbox codes on the same number?
Yes. The number is yours for as long as you keep renting it, so password resets and new logins keep working.
Is the number shared with anyone else?
No. While you rent it, the number and its messages are yours alone.
What if the number doesn't work with Dropbox?
Replace it free with another number within 7 days, or get 100% of your money back. 100% refund if it doesn't work: if your number doesn't work with the app you rented it for — for example the verification code never arrives — tell us within 7 days and we refund 100% of what you paid for the number.