Frequently Asked Questions
Find answers to common SMS verification FAQs, including non-VoIP USA numbers, OTP codes, and account verification help.
OtpFire is a premium SMS verification service providing genuine USA phone numbers for receiving verification codes and OTP messages. We offer temporary and long-term phone number rentals (3, 30, 60 days) along with USA eSIM solutions for individuals and businesses worldwide who need reliable phone verification.
Simply Add funds, select your Service, Select duration (temporary / 3, 30, or 60 days), complete your purchase, and receive instant access to your USA number. You can then use this number for SMS verification on any platform. All verification codes appear in your online dashboard, accessible from any device.
Our numbers come from real SIM cards provided by trusted carriers like T-Mobile, AT&T, and Verizon — not VolP or virtual services.
Yes! Our numbers work with WhatsApp, Telegram, PayPal, Facebook, Instagram, Tinder, match.com and hundreds of other platforms that require SMS verification.
Yes! OtpFire numbers work from anywhere in the world. Your physical location doesn't matter—you can use our USA numbers from Europe, Asia, Africa, South America, or anywhere with internet access.
All OtpFire phone numbers are non-VoIP numbers connected to genuine USA mobile carrier networks. We do not provide VoIP numbers, which are frequently rejected by major platforms. Our carrier-connected numbers maintain 95%+ acceptance rates across all services.
- Temporary numbers (5-15 minutes): Perfect for quick verifications and one-time account creation.
- Long-term Numbers (3, 30, 60 days): Ideal for multiple account verifications or accounts needing periodic re-verification.
All plans include unlimited OTP reception for the selected time period.
Yes. OtpFire offers USA eSIMs with a real U.S. number for calls and SMS (no data). They work worldwide, activate instantly via QR code, and are perfect for anyone who needs a reliable USA phone number.
Unlimited! All OtpFire numbers include unlimited SMS and OTP reception during your entire rental period. There are no per-message charges or reception limits.
Yes, only before any SMS arrives. Once an SMS or code is received, the order becomes non-refundable.
⚠️ Too many cancellations put your account at risk of suspension.
Yes, you can use Long-Term numbers to create and manage multiple accounts without linking them to your personal phone.
Yes! Our dashboard is fully responsive and works perfectly on iOS and Android smartphones and tablets through any modern web browser.
No installation required. OtpFire works entirely through your web browser, so you don't need to download or install any applications.
Yes. OtpFire provides professional-grade verification services used by individuals and businesses worldwide for important accounts. Our genuine carrier connections ensure reliability you can depend on.
We accept cryptocurrency payments only. All transactions are processed securely to ensure privacy, safety, and fast confirmation.
Please contact support.
We only have USA numbers.
Still Have Questions?
Didn’t find what you need? Contact our support team—we’re here to help with smooth, successful SMS verification.
