Knowledge Base

Protected: VoLTE Information

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10-Digit Dialing Requirement

BEGINNING SUNDAY, OCTOBER 24, 2021, YOU WILL BE REQUIRED TO DIAL 10-DIGIT NUMBERS FOR LOCAL CALLS!   Why is the change necessary? Because 988 is assigned to some customers as a working prefix, the FCC requires all service providers to […]

Setting Up Online Bill Pay

Online Bill Pay Save time, money and paper. Available 24/7. Six easy steps to get started: 1. Open a new window of and Click “PAY BILL” in the top navigation. You will be redirected to the secure Thumb Cellular […]

International SIM Cards

Thumb Cellular offers International SIM Cards for current customers planning to travel outside the United States.

Introducing Carryover Data for Everyone

Beginning in July 2018, all Thumb Cellular 4G data plans will receive carryover data for no additional cost. Here are frequently asked questions about carryover data.