Offices Closed for Thanksgiving Holiday: All county offices will be closed on Thursday, Nov. 26, and Friday, Nov. 27, for the holiday. This includes parks offices, public works, courts and all other administrative offices. Offices will re-open Monday, Nov. 30.

Directory of Services

Collin County provides a thorough list of government departments, services and common terms alphabetized below for your convenience.

For a list of departments only, please view the Directory of Departments.

If you need help finding a item not listed, please call 972.548.4100 (McKinney) or 972.424.1460 (Metro).

0-9 A B C | D E F | G H I J K L | M N O P | Q R S T | U V W X Y Z

​ ​