TISD Online Knowledge Base

A reference resource for TISD customers

Welcome to the TISD Online Knowledge Base.

This site contains information about how to troubleshoot common issues as a TISD customer, and how to set up common email clients and Internet connection services we offer.

 

If you have a suggestion for content, or do not see a walkthrough available for a topic, please feel free to send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. for review.

 


 

For billing or sales inquiries, call 361-573-1102 Option 1

Billing hours of operation are:
Monday - Friday 8:00 AM to 5:00 PM*
Saturday & Sunday [Closed]

 

For technical support, call 361-573-1102 Option 2
You can also send an email to This email address is being protected from spambots. You need JavaScript enabled to view it. for support as well.

Technical Support hours of operation are:
Monday - Friday 8:00 AM to 6:00 PM
Saturday 9:00 AM to 3:00 PM*
Sunday [Closed]

 

Neither department closes for the lunch hour.
*If you call after 5:00 PM or 3:00 PM on Saturday, and do not use the technical support extension, your call will not be responded to until billing resumes operations.