Dohmann Pecan Farms
- Information about the farms and the pecans grown as well as general information about pecans and guides to other information sources, both on and off the Internet.
- http://www.ortech-engr.com/pecans/default.html

Four Oaks Puppy Club
- Professional dog boarding, grooming, training, and show handling services.
- http://puppyclub.com/

Columbus State Bank
- Full service banking institution. Offers information on bank services including ATM, online banking, and residential, agricultural, and business loans.
- http://www.columbusstate.com/

Blaschke Exotics
- Features photos of ranch-raised exotic livestock including deer, antelope, and sheep. Includes list of services, and contact information.
- http://www.exoticdeer.org/

Leyco Real Estate
- Property around Colorado County and Columbus, Texas.
- http://leycorealestate.com/

Calico Hens - Gift Shop
- Includes shop information and catalog of items with photos.
- http://calicohens.com/

ChefMoz: Columbus, Texas
- Detailed restaurant listings and dining guide with reviews submitted by the public, and links to outside reviews. Search by name, cuisine, rating, or location.
- http://chefmoz.org/United_States/TX/Columbus/

Columbus Autoplex
- Ford, Mercury, Dodge, Chrysler, and Jeep dealer. Includes vehicles available, location, and services.
- http://www.columbusford.com/