Contact Us

Contact Customer Service

For assistance, dial 611 from your
U.S. Cellular® phone ( always a free call) or call our toll-free number 1-888-944-9400 to contact Customer Service.

Hours Of Operation:

Daily: 6 a.m. – 11 p.m.

Holidays: 7 a.m. – 8 p.m.

  • New Years Day
  • Memorial Day
  • Independence Day
  • Labor Day
  • Thanksgiving Day
  • Christmas Day

Connect with U.S. Cellular
Social Media Customer Service

Get support online from our
Social Media Team.

Follow Us On Facebook  Join us on Facebook.

Follow Us On Twitter  Follow us on Twitter.

Hours of Operation:
Monday – Friday: 8 a.m. – 9 p.m.
Saturday – Sunday: 8 a.m. – 5 p.m. (CT)


E-mail Customer Service

For billing, payment or technical questions, please call
1-888-944-9400 for assistance.

View our FAQs for answers to common questions (Payment Options, Checking Unbilled Minutes, Rebate Status, or Setting Up Voice Mail, etc.).

For additional questions, please e-mail Customer Service by clicking the button below.

Business Customers

For billing, payment or technical questions, please call 1-800-819-9373 for assistance.

For businesses interested in U.S. Cellular products and services, please call one of our friendly business representatives at 1-866-USC-4BIZ (1-866-872-4249) or click the button below to submit an e-mail.


OnLook™ Digital System Customers

For support questions, please call 1-888-558-1878 for assistance or view FAQs.

E-mail The Webmaster

Do you have comments or questions about our Web site? Send your feedback to our Webmaster by clicking
the button below.

Please note: If you have questions about your account, write to Customer Service to receive a faster response. The Webmaster does not have customer account information.


General Feedback

This is a place where you can...

  • Give us feedback
  • Pass along a compliment or complaint
  • Tell us about a dead zone on our network
  • Make suggestions for improvement
  • Share ideas for new products and services
  • Provide reaction to new things we've introduced
  • Comment on important issues in the wireless world

Become a U.S. Cellular Authorized Agent

For information about selling U.S. Cellular products and services, please contact the U.S. Cellular Agent Manager
in your area

Supplier Diversity

We welcome the opportunity to know and partner with more MWDVBE certified vendors who can enable our vision of operating dynamically. If you are interested in doing business with U.S. Cellular, register with us today.