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Contact Us


Tech Support

Internet Tech support is available 24 hours a day. All support related questions in regards to your computer, operating system, printer or network should be directed to the product manufacturer or your network technician.

Oakhurst:   559-683-7717
Mariposa:   209-966-7717
California Toll Free:   877-447-7362 (1-877-4ISP-DOC)
Fax:   559-692-9111
Email:   support@sti.net

Billing
Please direct all billing related questions to billing@sti.net or call our customer service department.

Customer Service

Lobby Hours
STI is closed on all major holidays

Monday - Friday: 9am - 5pm
Saturday - Sunday: Closed
Oakhurst Phone: 559-683-7600
Mariposa Phone: 209-966-7600
California Toll Free: 877-638-7787 (1-877-NETS-R-US)
Fax: 559-692-9111
Email: services@sti.net

 

SIERRA TEL INTERNET
P.O. Box 11
49260 Chapel Hill Drive #202
Oakhurst, California 93644

 

 

OUR OFFICES AND TECHNICAL SUPPORT
ARE CLOSED ON THESE HOLIDAYS

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

 


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