Residential Contact Center

Customer service and technical support

In Anchorage: 907-265-5400
Statewide: 800-800-4800

Email: rcs@gci.com


7 AM to 9:30 PM
7 days a week


Use online support

Business Customer Service

In Anchorage: 907-265-5454
Statewide: 800-800-7754

Email: bcs@gci.com


9:30 AM to 7 PM
7 days a week
Closed on all major holidays

Business Technical Support

In Anchorage: 907-265-5454
Statewide: 800-800-7754

Email: businesstechsupport@gci.com


Open 24/7/365

Services by Community

Find out which GCI services are available in each community across the state.


Customer Service is a top priority at GCI. We want to hear about your experiences good and not-so-good. If you’d like to talk to us about your service or billing, you may use any of the following methods:

If any invoiced charges are incorrect, please notify GCI within 90 days of invoice date to ensure proper credit.

GCI will act promptly on all complaints submitted. If, after a reasonable time, your complaint has not been resolved, you may also contact the Regulatory Commission of Alaska at 907- 276-6222, or toll free at 1-800-390-2782.

Payment Information

Payments received at our Post Office address are processed Monday–Friday by our payment processing vendor, Wells Fargo. Payments are posted by 5:00 PM, the same day they are picked up at the Post Office. These payments appear on the customer’s account as soon as they are posted.

Residential Payments

PO Box 99016
Anchorage, AK 99509-9016

Business Phone/Internet Payments

PO Box 99001
Anchorage, AK 99509-9001

GCI Business Mailing Address

P.O. Box 99001
Anchorage, AK 99509-9001

Rural Call Completion Support


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Corporate Contact

  • 265-5600 (Anchorage)
  • 1-800-770-7886 (Nationwide)
  • By Mail:
  • GCI
    2550 Denali St., Ste 1000
    Anchorage, AK 99503