Receive SMS Online
Instant Temporary Numbers
Get disposable phone numbers for SMS testing and 2FA verification. Free, fast, and available globally.
Why Choose InstantNum?
The fastest and most reliable way to receive SMS verification codes online—completely free, no registration required.
Global Coverage
Access phone numbers from 2+ countries worldwide
Instant Access
No sign-up, no waiting—start receiving SMS in seconds
100% Free
All public numbers are completely free with no hidden fees
Privacy First
Protect your personal number with temporary disposable numbers
How it works
Receive SMS online in seconds—pick a country, select a number, and open the inbox.
Select a country
Start with a country page like United States.
Choose a number
Pick an Online number and click Check Inbox.
Receive SMS
View verification codes instantly in the public inbox.
Use temporary numbers for popular apps
Browse by service to find numbers for messaging apps, social media, dating, e-commerce, gaming, and more.
Messaging & VoIP
Signal, Telegram, WhatsApp, and similar apps.
Social Media
Instagram, X, Reddit, and more.
Online Dating
Tinder, Bumble, and similar platforms.
E‑commerce
Amazon, eBay, marketplaces and checkout flows.
Gaming & Communities
Discord and game verification.
More services
Explore the full list and pick a country.
Perfect for Developers, Testers, and Privacy-Conscious Users
Whether you're testing applications, protecting your privacy, or need quick verification—InstantNum has you covered.
Testing & Development
Perfect for QA teams and developers testing SMS verification flows, OTP systems, and two-factor authentication integrations.
Privacy Protection
Keep your personal phone number private when signing up for services, newsletters, or platforms you're trying out.
Quick Verification
Get instant access to verification codes without waiting for carrier delivery or dealing with registration processes.
Important Security Notice
Public inboxes are visible to everyone. Never use these numbers for banking, financial services, or any sensitive accounts. These numbers are perfect for testing, development, and non-sensitive verifications only. For important accounts, always use your personal phone number.
Frequently Asked Questions
Quick answers about public inboxes, safety, and verification.
What is a disposable phone number?
Are these inboxes private?
Can I receive verification codes for WhatsApp/Telegram/Signal?
Do you support receiving calls or sending SMS?
Why are some messages missing?
What if SMS is delayed?
Get the InstantNum App
Use the app for a smoother experience and better mobile support.