US Cellular Login, Payment, Customer Service


Updated September 22, 2020 – Below you will find the key information you need as a U.S. Cellular customer to access your account online, make payments, and reach customer service for further assistance.

Online Account Access

Customer Service – Help & Pay By Phone

  • The US Cellular customer service phone number for payments is 888-944-9400, or you can dial #729 from your US Cellular phone.

Payment Address

U.S. Cellular
Dept. 0205
Palatine, IL 60055-0205

In Person

You can pay your bill at any US Cellular store.