InstantSMS gives you free, temporary phone numbers to receive SMS and one-time verification codes online - no account, no personal number, and no cost. Explore everything the platform can do below.
A complete toolkit for receiving verification codes online - built to be fast, private, and completely free.
Incoming text messages and one-time passwords appear in the public inbox within seconds of being sent, so you never miss a time-sensitive verification code.
Pick a temporary number from the United States, United Kingdom, Canada, Germany, France and dozens more regions to match the country an app expects.
There is nothing to install and no account to create. Open a number, wait for the message to arrive, and read your code straight away.
Automate sign-up testing and QA workflows by listing available numbers and reading incoming messages programmatically through our REST API.
Each inbox polls for new messages automatically and highlights fresh arrivals, so you can watch codes land in real time without reloading the page.
Use a disposable number for sign-ups and trials to reduce spam calls, marketing texts, and exposure of your personal phone number.
Our temporary numbers receive one-time codes from the most popular apps and websites. Here are just a few of them.
Gmail & Google accounts
Receive Google verification codes for creating Gmail accounts, confirming YouTube sign-ins, and completing two-step checks on temporary numbers.
Messaging verification
Grab the six-digit WhatsApp activation code sent by SMS to register or test a new WhatsApp profile without your personal SIM.
Secure chat sign-up
Read Telegram login codes instantly to set up or verify accounts, bots, and test environments across supported countries.
Community access
Confirm Discord phone verification to join servers, unlock features, and complete anti-spam checks with a throwaway number.
Shopping & OTP
Capture Amazon one-time passwords for account confirmation and marketplace sign-ups where SMS verification is requested.
Social confirmation
Receive Facebook and Instagram confirmation codes to verify new profiles and pass phone-number checks quickly.
Also frequently used with
New services are added regularly. Because our numbers are shared and public, a small number of platforms that specifically block temporary numbers may not always accept them.
Open the Countries page and pick a region that matches the app or website you want to verify.
Select any available temporary number to view its live, public SMS inbox.
Enter the number on the service, then watch the verification code arrive in the inbox within seconds.
Disposable numbers are a practical way to handle one-time verifications while keeping your real number to yourself.
Try out a new app or website that requires SMS verification before deciding whether to share your real phone number.
Complete one-time checkout or seller verifications on shopping platforms without adding your personal number to their database.
Developers and testers can validate SMS-based onboarding flows repeatedly using disposable numbers and the API.
Activate chat and community apps that send an SMS confirmation code during first-time setup.
Reduce spam calls and marketing texts by keeping your primary number away from services you only use once.
Claim a limited sign-up offer or newsletter perk that asks for phone verification without long-term commitment.
Temporary numbers span more than 100 countries, so you can match the region an app expects - whether that is a US, UK, Canadian, German, or French number. Availability rotates as numbers are refreshed, and every active number shows a live public inbox.
Building automated tests for an SMS onboarding flow? Our REST API lets you list available numbers and read incoming messages programmatically, so you can validate verification journeys at scale without any manual copying and pasting.
Every inbox on InstantSMS is public and shared - anyone viewing the same number can read the messages that arrive on it. For this reason, temporary numbers are only suitable for low-risk, one-time verifications.
Most services that deliver a verification code by SMS work, including Google, WhatsApp, Telegram, Discord, Amazon, Facebook and many more. Because our numbers are shared and public, some services that block temporary numbers may occasionally reject them.
Messages are kept for a limited time before a number is recycled. Read and use your verification code promptly, as older messages are pruned automatically and inboxes are periodically reassigned.
Yes. Browse the Countries page to filter available temporary numbers by region, then open any number to view its live public inbox.
There is no personal limit. Because inboxes are public and shared, however, anyone using the same number will also see the messages that arrive on it.
No. InstantSMS is strictly receive-only. The numbers cannot send outbound texts or place phone calls - they exist solely to display incoming verification messages.
Yes. Developers can integrate our REST API to list available numbers and read incoming messages programmatically, which is ideal for automated testing of SMS onboarding flows.
Pick a free temporary number and start receiving SMS in seconds - no account, no cost, no strings attached.