| Business | Phone |
| Lcra Frellsburg Sub Station Brunesmill Rd, Columbus 78934 | (979) 732-2126 |
| Lower Colorado River Auth Montezuma, Columbus 78934 | (979) 732-2225 |
| Macdonald Properites 602 Walnut St, Columbus 78934 | (979) 732-3434 |
| Mascheck Egg Farm Ehlinger Rd, Columbus 78934 | (979) 732-5770 |
| Midway Water Gardens 1156 Santa Anna Rd, Columbus 78934 | (979) 732-6129 |
| P Gibson 318 Walnut St, Columbus 78934 | (979) 732-2224 |
| River Oaks Convalescence Center 300 North St, Columbus 78934 | (979) 732-2168 |
| Stoney Creek Foundation 1912 Zimmerscheidt Rd, Columbus 78934 | (979) 733-9022 |
| Swinging D 210 Center St, Columbus 78934 | (979) 732-3364 |
| Toepperwein's Of Texas Inc Ih 10 W, Columbus 78934 | (979) 732-8383 |
| Barten & Co 3554 Fm 109, Columbus 78934 | (979) 732-2086 |
| Brand Direct 1023 Walnut St, Columbus 78934 | (979) 732-2724 |
| Colorado County Special Edu Cp 816 Wallace St, Columbus 78934 | (979) 732-6478 |
| Hopson & Hopson 600 Crockett St, Columbus 78934 | (903) 683-6743 |
| Guthmann & Guthmann 1065 Garden Oaks St, Columbus 78934 | (979) 733-9124 |