| Business | Phone |
| Budget Air Conditioning & Heat 417 N 2nd St, Killeen 76541 | (254) 526-7091 |
| Just Plumbing Killeen 76541 | (254) 289-6476 |
| Kane Heating & Air Cond 4805 Morning Glen Ln, Killeen 76542 | (254) 681-1692 |
| Heart Of Texas Plumbing Killeen 76541 | (254) 458-0437 |
| Killeen Heating & Ac 2925 Chaparral Rd, Killeen 76542 | (254) 634-4172 |
| Air Care Po Box 10952, Killeen 76547 | (254) 681-6185 |