| Business | Phone |
| Arroyo Baptist Chapel Fm 2925, Rio Hondo 78583 | (956) 748-3535 |
| Church St Helen 229 Huisache Ave, Rio Hondo 78583 | (956) 748-2234 |
| Community Church Of Rio Hondo 122 Mira Mar, Rio Hondo 78583 | (956) 748-2387 |
| First Baptist Church 400 Bristol, Rio Hondo 78583 | (956) 748-2251 |
| La Trinidad Assembly-God Chr 213 Madero Ave, Rio Hondo 78583 | (956) 748-2012 |
| La Trinidad Assembly Of God 500 N Harrolds Ave, Rio Hondo 78583 | (956) 748-4271 |
| St Helen's Catholic Church 228 Huisache St, Rio Hondo 78583 | (956) 748-2327 |