| Business | Phone |
| Christ United Presbyterian Chr 100 E Charles St, Oelwein 50662 | (319) 283-1656 |
| Church Of Christ-East Side 531 8th Ave Ne, Oelwein 50662 | (319) 283-1426 |
| Church Of Christ-West Side 614 W Charles St, Oelwein 50662 | (319) 283-1955 |
| Community Of Christ Of Rlds 1212 E Charles St, Oelwein 50662 | (319) 283-3621 |
| Evangelical Free Church 225 20th St Se, Oelwein 50662 | (319) 283-3101 |
| Faith Baptist Church 305 6th St Nw, Oelwein 50662 | (319) 283-1019 |
| First Baptist Church 31 1st Ave Ne, Oelwein 50662 | (319) 283-1760 |
| Grace United Methodist Church 9 1st St Ne, Oelwein 50662 | (319) 283-3910 |
| Jehovah's Witnesses 1101 W Charles St, Oelwein 50662 | (319) 283-2452 |
| Lighthouse Assembly Of God 1583 Park Rd, Oelwein 50662 | (319) 283-4202 |
| Lighthouse Assembly Of God 2210 S Frederick Ave, Oelwein 50662 | (319) 283-4202 |
| Peace Lutheran Church 1308 E Charles St, Oelwein 50662 | (319) 283-5778 |
| Sacred Heart 628 S Frederick Ave, Oelwein 50662 | (319) 283-3743 |
| Zion Lutheran Church 402 E Charles St, Oelwein 50662 | (319) 283-1207 |
| Zion Lutheran Church Parsonage 31 4th Ave Se, Oelwein 50662 | (319) 283-3332 |