Lobby Hours: Monday – Friday, 8:00am to 5:00pm

Telephone Support: Monday – Friday, 8:00am to 6:00pm

Technical Support is available via telephone 24 hours a day, 7 days a week.

Email: CustomerCare@SierraTel.com

Phone: 559-683-4611, 209-966-3636 or toll free at 1-877-658-4611

Fax: 559-683-6913 or 209-966-4770