| Business | Phone |
| Family Christian Church 2124 N State Hwy 95, Flatonia 78941 | (361) 865-9122 |
| Flatonia Baptist Church 225 E 6th St, Flatonia 78941 | (361) 865-3813 |
| Flatonia United Meth Parsonage 824 S Converse St, Flatonia 78941 | (361) 865-3658 |
| Flatonia United Methodist Chr 322 E North Main St, Flatonia 78941 | (361) 865-2622 |
| Flatonia United Methodist Chr 403 E North Main, Flatonia 78941 | (361) 865-2622 |
| Mt Olive Baptist Church 1404 Armstrong-Derry Rd, Flatonia 78941 | (361) 865-0060 |
| New Union Baptist Church 715 Martin Luther King St, Flatonia 78941 | (361) 865-3581 |
| St Mary's Church 821 Fm 1295, Flatonia 78941 | (361) 865-3560 |
| St Paul Ame Church 512 E 12th St, Flatonia 78941 | (361) 865-2110 |
| Sts Cyril & Methodist Church 113 Manchester St, Flatonia 78941 | (361) 865-2222 |
| Sacred Heart Church 516 S Faires St, Flatonia 78941 | (361) 865-3568 |