Help Centre

Keep-alive numbers

7 articles

Activate the $3 T-Mobile plan: ZIP, AREA, IMEI2 and EID

Only the $3 plan needs activation details from you. The $5 / $6 / $10 / $15 lines are activated for you before delivery.

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Keep-alive and auto-renew for $5 / $6 / $10 / $15 lines

These plans renew every 30 days from your store credit, with a 15% service fee; keep the wallet topped up and the number stays alive.

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Wi-Fi Calling will not turn on

Wi-Fi Calling needs a carrier-enabled line, an unlocked compatible phone, and a network path that carries UDP.

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Using a US T-Mobile number from China

Voice and SMS on our T-Mobile plans run over Wi-Fi Calling, so a stable Wi-Fi path with UDP is the whole game.

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Install your keep-alive eSIM (QR code or manual code)

Install the profile while you have Wi-Fi, and never delete it — a deleted keep-alive eSIM can only come back as a paid reissue.

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Port out or keep your number

Port-out is supported on our lines, including the $3 keep-alive plan; we provide the account number and transfer PIN.

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eSIM lost, deleted or needs replacing

A deleted or lost eSIM on a $5/$6/$10/$15 managed line can be reissued while the line is still active; a fee applies.

Travel eSIM & SIM

4 articles

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Install a travel data eSIM before you fly

Install at home over Wi-Fi, keep your home SIM for calls, and let the travel eSIM handle data.

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Landed but no data: quick fixes

Almost always one of four things: roaming off, wrong data line, APN missing, or the phone has not re-registered.

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Speed, fair use and hotspot

After the high-speed allowance the line stays usable at 384 kbps — enough for maps, messaging and payments.

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Is my phone eSIM compatible?

Most phones from 2019 onward support eSIM, but carrier-locked handsets and some China-market models do not.

Orders, payment & policies