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Fix OTP failures with a U.S. number + VPN

Beat failed verifications on Stripe, PayPal, Amazon, Etsy, Shopify, and banks with a real U.S. mobile number and a private U.S. VPN endpoint.

Why OTP fails

  • VoIP/unsupported numbers or flagged ranges
  • Geo-mismatch (logins from outside the U.S.)
  • Short-code blocking or rate limits

What actually works

  • U.S. mobile-classified line that accepts short codes
  • Private U.S. VPN to reduce geo friction
  • Clean browser/device hygiene

Niftism setup

  • We match you with a working U.S. line
  • Provide a private VPN endpoint
  • Walkthrough for each platform’s OTP flow

Best practices

  • Verify one platform at a time
  • Keep the same line active long-term
  • Save recovery codes; enable app-based 2FA
Get Phone + VPN See pricing
Disclaimer: General information, not legal/tax advice.