US Phone & eSIM
Real carrier numbers for 2FA, VoIP numbers and their limits, and data eSIMs for trips to the US.
6 guides
How to Choose a US Phone Number from Abroad Real carrier SIM or VoIP app? Compare the cheapest ways to hold a US number for bank 2FA and SMS verification, plus recommended setups. 
Ultra Mobile PayGo, the $3 US Number How to buy, activate and keep an Ultra Mobile PayGo line from abroad, with Wi-Fi Calling for SMS codes and the 60-day payment rule. 
US Mobile and Tello eSIM Numbers Two online-first US carriers for holding a real number from abroad. Plans, activation rules, roaming, plus quick notes on Mint Mobile and Google Fi. 
Google Voice and Other VoIP Numbers Set up and keep Google Voice, TextNow, Talkatone or Hushed, and learn why banks and payment apps often reject VoIP numbers. 
Travel eSIM for the USA Data-only eSIMs for trips to the US compared by price, with phone compatibility checks and why a travel eSIM rarely gives you a US IP. 
Receiving US SMS Abroad with Wi-Fi Calling Receive bank 2FA codes on your US number anywhere without roaming fees. Dual-SIM setup, a testing checklist, short-code caveats and troubleshooting.