| Business | Phone |
| Hamilton County Adult Prbtn 100 S Rice St, Hamilton 76531 | (254) 386-8564 |
| Texas Cooperative Extension 102 N Rice St E, Hamilton 76531 | (254) 386-3919 |
| Hamilton County Appraisal Dist 119 E Henry St, Hamilton 76531 | (254) 386-8945 |
| Hamilton County Justice-Peace 101 E Main St, Hamilton 76531 | (254) 386-5023 |
| Hamilton County Juvenile Prbtn Courthouse, Hamilton 76531 | (254) 386-8181 |
| Hamilton County Maintenance 811 N Blansit Ave, Hamilton 76531 | (254) 386-4942 |
| Hamilton County Maintenance Pottsville Hwy, Hamilton 76531 | (254) 386-8542 |
| Hamilton District Ct Reporter 100 N Rice St, Hamilton 76531 | (254) 386-3157 |