Before the airport
Review compatibility and installation instructions while you still have reliable Wi-Fi.

A prepaid USA eSIM with a new US number for eligible international visitors.
A local US line can support maps, rideshare apps, reservations and everyday communication, subject to plan allowance, coverage and device compatibility.
Review compatibility and installation instructions while you still have reliable Wi-Fi.
Compare the two host networks for the places you plan to visit.
Current OmiMobile data options range from 500MB to 10GB.
On supported dual-SIM devices, keep the home SIM installed and choose which line uses data.
Use the assigned US number where a local mobile number is helpful.
Add another 30 days manually before the line expires.