For Current Customers

Knowledge Base

Samsung Messages App Transition

Samsung Messages App Discontinuation & Transition to Google Messages Samsung is officially discontinuing the Samsung Messages app in the US, requiring all users to switch to Google Messages. The formal end-of-service deadline is July 2026. Deadline: July 2026. After this […]

Call Forwarding Information

Call Forwarding Information With Call Forwarding, you can forward your mobile calls to another phone number, including another mobile phone or a landline phone. To activate Call Forwarding from your mobile phone, dial “star” + service code + the 10-digit […]

Wi-Fi Calling Information

Wi-Fi Calling (VoWiFi) Information Thumb Cellular is proud to provide a free new feature to our customers: Wi-Fi Calling, also called Voice over Wi-Fi (VoWiFi). Wi-Fi Calling will automatically be added as an option on compatible smartphones once the feature […]

eSIM Information

eSIM at Thumb Cellular   Thumb Cellular is now able to activate select mobile devices using eSIM technology.   What is an eSIM? An eSIM is a digital SIM that eliminates the need for a physical SIM card. With eSIM, […]