Telegram Not Sending Code? Fix SMS, OTP & Verification Issues Easily (2025 Guide)

Are you stuck waiting for a Telegram code that never arrives? Whether you’re trying to log in, set up a new account, or verify your phone number, Telegram not sending the SMS or OTP code can be incredibly frustrating. You’re not alone—thousands of users face this issue daily, especially after switching phones, changing SIMs, or during network outages.

In this quick and easy guide, we’ll break down the most common Telegram verification problems and show you exactly how to fix them. From delayed SMS codes to blocked numbers and two-step verification glitches, we’ve got every scenario covered.

No tech skills? No problem. This step-by-step guide is designed for regular users who just want to get back into Telegram without the headache. Let’s get your Telegram working again—fast.

Why Telegram Isn’t Sending the Verification Code (SMS or OTP)

If you’re facing a Telegram code SMS problem, the issue could stem from several factors. Understanding why Telegram isn’t sending the code is the first step to fixing it.

Common Causes of Telegram OTP or Verification Problems

• Network Issues: Poor mobile or Wi-Fi connectivity can delay or block Telegram’s SMS or OTP delivery.
• Incorrect Phone Number: A typo in your phone number or an outdated country code can prevent code delivery.
• Carrier Restrictions: Some mobile carriers block automated SMS from services like Telegram due to spam filters.
• Telegram Server Outages: Temporary server issues on Telegram’s end can disrupt OTP delivery.
• 2-Step Verification Conflicts: If you’ve enabled 2-step verification but forgot your recovery details, you might face login errors.
• Blocked or Full Inbox: A full SMS inbox or a blocked Telegram number can stop codes from arriving.
• VPN or Proxy Interference: Using a VPN might confuse Telegram’s location-based verification process.

💡 Expert Tip: Always double-check your phone number format (e.g., +1 for the U.S.) and ensure your device has a stable internet connection before troubleshooting further.

How to Fix Telegram SMS Code Not Received

Follow these actionable steps to resolve Telegram OTP problems and get your verification code:

1. Check Your Phone Number
   • Ensure you’ve entered the correct number with the right country code.
   • Try re-entering your number in Telegram’s login screen to trigger a new code.
2. Switch Between SMS and Call
   • If the SMS code isn’t arriving, request a voice call instead. Telegram offers this option after a few failed SMS attempts.
   • Note: Call delivery might take 1–2 minutes.
3. Test Your Network Connection
   • Switch between Wi-Fi and mobile data to see if one works better.
   • Restart your phone to refresh network settings.
4. Clear Your SMS Inbox
   • Delete old messages to free up space in your inbox.
   • Check if you’ve accidentally blocked Telegram’s number (usually a shortcode or international number).
5. Disable VPN or Proxy
   • Turn off any VPN apps or proxy settings, as they can interfere with Telegram’s verification process.
   • Retry logging in from your actual location.
6. Update Telegram App
   • Ensure you’re using the latest version of Telegram (check your app store for updates).
   • Outdated apps can cause OTP and login issues.
7. Check for Carrier Restrictions
   • Contact your mobile carrier to confirm they aren’t blocking Telegram’s SMS.
   • Ask if they support shortcode or international SMS delivery.
8. Wait and Retry
   • Telegram imposes temporary limits on code requests. If you’ve tried multiple times, wait 5–10 minutes before requesting another code.

✅ Quick Fix: If you’re still not receiving the Telegram SMS code, try logging in from a different device (e.g., a friend’s phone or Telegram’s web version) to rule out device-specific issues.

🚫 Common Mistake: Don’t keep spamming the “Resend Code” button—it can trigger Telegram’s rate limits, delaying the process further.

How to Use Telegram Without Phone Number Verification (Alternative Options)

If SMS verification isn’t working, you can explore alternative ways to access Telegram:

• Use a Virtual Number: Services like TextNow or Google Voice provide temporary numbers for SMS verification. Be cautious, as some virtual numbers may not work with Telegram due to restrictions.
• Log In via Desktop or Web: If you’re already logged into Telegram on another device, use the QR code login option on Telegram Web (web.telegram.org) to bypass SMS.
• Anonymous Numbers: Telegram offers an “Anonymous Number” feature for premium users, allowing signup without a personal phone number (available in select regions as of 2025).

💡 Expert Tip: Virtual numbers are a workaround, but for security, use a trusted phone number for long-term Telegram accounts to avoid lockouts.

What to Do If You’re Locked Out of Telegram

If you can’t verify your account due to persistent OTP issues or a 2-step verification error, here’s what to do:

• Recover 2-Step Verification:
  • If you set up 2-step verification, use your recovery email or backup code to regain access.
  • If you’ve lost both, you’ll need to contact Telegram support (see below).
• Reset Your Account:
  • As a last resort, Telegram allows account deletion after a prolonged login failure. This resets your account but erases all chats and data.
  • To delete, go to Telegram’s deactivation page and follow the prompts.

🚫 Common Mistake: Avoid resetting your account unless absolutely necessary, as it permanently deletes your message history.

How to Contact Telegram Support for Verification Issues

If none of the above fixes work, reach out to Telegram’s support team:

1. Visit Telegram’s Support Page: Go to telegram.org/support or use the in-app “Ask a Question” feature (if logged in on another device).
2. Submit a Detailed Request:
   • Include your phone number, a description of the issue (e.g., “Telegram OTP not working”), and screenshots if possible.
   • Mention your device type (iOS, Android, etc.) and app version.
3. Be Patient: Telegram’s support team typically responds within 24–48 hours, though it may take longer during peak times.

💡 Expert Tip: Check Telegram’s official X account (@Telegram) for real-time updates on server outages or verification issues affecting users globally.

Bonus Tips: How to Prevent Telegram Login Issues in the Future

To avoid Telegram code SMS problems down the line, follow these best practices:

• Enable 2-Step Verification Properly: Set up 2-step verification with a strong password and a recovery email you can access.
• Save Backup Codes: Store your 2-step verification backup codes in a secure place (e.g., a password manager).
• Keep Your App Updated: Regularly update Telegram to avoid bugs that cause OTP delays.
• Use a Reliable Number: Stick to a primary phone number from a trusted carrier for Telegram logins.
• Monitor Telegram’s Status: Follow Telegram’s blog or X posts for announcements about service disruptions.

✅ Quick Fix: Add Telegram’s SMS numbers to your phone’s contact list to prevent them from being flagged as spam.

People also ask about Telegram Verification Problems

Having trouble with Telegram’s SMS code or OTP? With these steps, you can fix verification issues and get back to chatting in no time. If you’re still stuck, drop a comment below or reach out to Telegram support for personalized help. Stay secure and keep your app updated for a smooth experience in 2025!