Post Offices List in Madison County, Texas:
| Madisonville Post Office | 310 N Commerce St, Madisonville, TX 77864 |
| Midway Post Office | 11528 State Highway 21 E, Midway, TX 75852 |
| North Zulch Post Office | 11337 5th St, North Zulch, TX 77872 |
| Madisonville Post Office | 310 N Commerce St, Madisonville, TX 77864 |
| Midway Post Office | 11528 State Highway 21 E, Midway, TX 75852 |
| North Zulch Post Office | 11337 5th St, North Zulch, TX 77872 |