Straight answers about phone lines
How a phone number in an app works, who it helps, where it doesn't, and how to get a US number wherever you live. Limits included.
The basics
A phone line without a SIM
How app-based lines work, what they cost, and when they fit.
Travel
Buying a SIM card abroad, or a number in an app?
A SIM is your internet. A number is how people reach you. When you need which.
International calls
International calls without a contract
Prepaid, by the minute, to real phone numbers, and a number to be called on.
Students
A US phone number for international students
For admissions, housing and landlords, before you travel and after you go home.
Business
A US phone number for a business outside the US
A local number for American customers and suppliers, answered where you are.
Selling online
Selling online without giving out your number
A line buyers can call and text, and you can switch off.
Business
A US business number for freelancers abroad
Look local to US clients and stop night-time calls.
Living abroad
Keeping a US phone number while you live abroad
Carrier plans, Wi-Fi calling and apps, compared honestly.
Travel
Getting US texts while you travel
Bookings, flights and deliveries, without paying for roaming.
Privacy
A separate number for sign-ups and new people
Dating, listings, landlords and work, each on its own line.
Verification
Why some apps say your number is not supported
How services check numbers, who refuses internet numbers, and what to do.
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