TKI: McKinney Municipal Airport
- Includes pictures, location, and map.
- http://website.bestaero.com/fbos/tki/tki.htm

AirNav: McKinney Municipal Airport
- Includes location, runways, navaids, radio frequencies, FBOs and fuel prices.
- http://www.airnav.com/airport/TKI

The Heard Museum
- A science museum, wildlife sanctuary, environmental center, and outdoor aquatic laboratory, Information on school access programs, nature trails, and native plant gardens included.
- http://www.heardmuseum.org/

OurMcKinney.com
- Local photos, neighborhood discussions, community events, schools, churches, organizations, businesses, merchants, things to do, and classifieds.
- http://www.ourmckinney.com

McKinney Online
- A business and community directory. Historical and informational content, listings to area businesses and organizations, and a photographic tour.
- http://www.mckinneytx.com/

McKinney Net
- Contains photos of the area, news and weather, interactive discussion groups, and a directory of local businesses and attractions.
- http://www.mckinneynet.com/