| Business | Phone |
| Three Oaks Church Of Christ 305 N Elm St, Three Oaks 49128 | (269) 756-9033 |
| Three Oaks United Methodist 2 Sycamore St E, Three Oaks 49128 | (269) 756-2053 |
| Calvary Tabernacle Church Upc 606 N Elm St, Three Oaks 49128 | (269) 756-9301 |
| St John's United Church-Christ 10 Linden St W, Three Oaks 49128 | (269) 756-9492 |
| St Marys Catholic Church 28 Ash St W, Three Oaks 49128 | (269) 756-2041 |
| Congregational Church First 108 Ash St E, Three Oaks 49128 | (269) 756-2011 |
| First Reformed Church 301 N Elm St, Three Oaks 49128 | (269) 756-9621 |
| Free Methodist Church 12 Michigan St E, Three Oaks 49128 | (269) 756-9422 |
| Grace Baptist Church 8709 Us Highway 12, Three Oaks 49128 | (269) 756-3652 |
| Jehovah's Witnesses 7230 Kruger Rd, Three Oaks 49128 | (269) 756-7140 |