- Cad - Cam Services, Inc. - Cad conversion, document scanning, imaging services, and equipment. Serves Dallas, Texas and surrounding communities.
- Celina Chamber of Commerce - Features member directory, community information, city map, and events.
- Celina Independent School District - K-12th Grade. Includes district information, news, and links to each campus.
- Celina Local News: Topix - Local, regional, and statewide news collected from diverse sources on the web.
- First Baptist Church - Southern Baptist. Presents worship services schedule, missions information, guide to children and youth programs, and overview of ministries.
- Goodell Realty - Specializing in residential real estate, new homebuilding and warehouse leases. Includes listings, information for buyers and sellers, and community resources.
- Handbook of Texas Online: Celina, Texas - Community history and information.
- Punk Carter Ranch - Past president of the National Cutting Horse Association. Offers training, horse products, and BBQ sauce.
- Scott Young Inspections - Real estate inspectors offering onsite computer-generated reports.
- The Weather Channel - Celina, Texas - Local forecast, current conditions, radar, links to national and international weather information.
- Tracie Davis - Taylor Realty Associates - Offering residential properties. Includes listings, information for buyers and sellers, and community resources.
