| Business | Phone |
| Apostolic Assembly 708 E Maitland St, Ontario 91761 | (909) 947-7629 |
| Apostolic Faith Mission 114 E Ralston St, Ontario 91761 | (909) 988-8213 |
| Archibald Ranch Community 13344 S Archibald Ave, Ontario 91761 | (909) 947-2722 |
| Bcc Life Changing Ministry 1550 N Palmetto Ave, Ontario 91762 | (909) 986-4771 |
| Bethel Congregational Church 536 N Euclid Ave, Ontario 91762 | (909) 984-9111 |
| Brethren In Christ Church 1205 N Baker Ave, Ontario 91764 | (909) 986-2633 |
| Buddhist Temple Of America Inc 5615 Howard St, Ontario 91762 | (909) 988-7731 |
| Calvary Baptist Church 730 N Mountain Ave, Ontario 91762 | (909) 986-0412 |
| Calvary Chapel Creekside 2802 S Milliken Ave # A, Ontario 91761 | (909) 930-2305 |
| Calvary Chapel Ontario 1957 S Vineyard Ave, Ontario 91761 | (909) 673-9596 |
| Cambodian Evangelical Church 1616 S Palmetto Ave, Ontario 91762 | (909) 988-9434 |
| Children's University 1335 W Mission Blvd, Ontario 91762 | (909) 467-3770 |
| Chino Valley Reformed Church 536 N Euclid Ave, Ontario 91762 | (909) 627-8479 |
| Christ Church Parish 1127 N San Antonio Ave, Ontario 91762 | (909) 983-1859 |
| Christian Science Church 1429 N Euclid Ave, Ontario 91762 | (909) 460-4907 |
| Church Of Christ 126 W E St, Ontario 91762 | (909) 984-4911 |
| Church Of Christ 1550 N Palmetto Ave, Ontario 91762 | (909) 391-3426 |
| Church Of God 738 W Carlton St, Ontario 91762 | (909) 983-0420 |
| Church Of God Of Prophecy 1130 S Campus Ave, Ontario 91761 | (909) 467-5010 |
| Church Of God Of Prophecy 217 N Allyn Ave, Ontario 91764 | (909) 988-2890 |
| Church Of God Seventh Day Adv 143 N Vine Ave, Ontario 91762 | (909) 988-4222 |
| Church Of Jesus Christ Of Lds 3450 E Creekside Dr, Ontario 91761 | (909) 923-3656 |
| Church Of Jesus Christ Of Lds 522 W Francis St, Ontario 91762 | (909) 983-9419 |
| Church Of Jesus Christ Of Lds 701 E Rosewood Ct, Ontario 91764 | (909) 986-9396 |
| City Church Intl 303 N Euclid Ave, Ontario 91762 | (909) 988-0425 |
| Comunidad Mundial De La Luz 534 N Palm Ave, Ontario 91762 | (909) 983-3415 |
| Country Church Of Ontario 448 Virginia Ave, Ontario 91764 | (909) 988-9611 |
| Covenant Community Church-God 1355 W 6th St, Ontario 91762 | (909) 391-0094 |
| Faith Alive Ministries 219 W Belmont St, Ontario 91762 | (909) 984-6841 |
| Faith Community-Inland Empire 1515 N Monterey Ave, Ontario 91764 | (909) 988-5473 |
| Faith Walk Christian Church 2313 E Philadelphia St, Ontario 91761 | (909) 923-8678 |
| Familia De Dios 1305 N Euclid Ave, Ontario 91762 | (909) 460-7695 |
| First Christian Church 110 N Vine Ave, Ontario 91762 | (909) 986-4291 |
| First Church Of The Nazarene 1311 W 5th St, Ontario 91762 | (909) 986-6776 |
| First Fundamental Bible Church 904 S Taylor Ave, Ontario 91761 | (909) 947-5794 |
| First Inland Korean United Chr 918 N Euclid Ave, Ontario 91762 | (909) 391-4994 |
| First Lutheran Church-Ontario 203 E G St, Ontario 91764 | (909) 986-5178 |
| First Presbyterian Church 1250 N Baker Ave, Ontario 91764 | (909) 986-5078 |
| First United Methodist Church 918 N Euclid Ave, Ontario 91762 | (909) 986-6641 |
| Four Square Church 119 E Belmont St, Ontario 91761 | (909) 984-6141 |
| Fourth Street Church 1725 E 4th St, Ontario 91764 | (909) 984-1372 |
| Free Magyar Reformed Church 1053 E 6th St # 32, Ontario 91764 | (909) 981-9601 |
| Free Will Baptist Church 810 E Princeton St, Ontario 91764 | (909) 983-5315 |
| Grace Missionary Baptist Chr 861 E J St, Ontario 91764 | (909) 984-8110 |
| Greater Bethel Apostolic Chr 818 S Mountain Ave, Ontario 91762 | (909) 391-9622 |
| Helping Hands Ministry-Mt Zion 221 W California St, Ontario 91762 | (909) 460-0984 |
| Iglesia Bautista Bethel 730 N Mountain Ave, Ontario 91762 | (909) 395-0884 |
| Iglesia Camino De Santidad 318 N Palm Ave, Ontario 91762 | (909) 984-3888 |
| Iglesia Cristiana Ebenezer 5138 W Mission Blvd, Ontario 91762 | (909) 902-0805 |
| Iglesia Cristo La Roca 1205 N Baker Ave, Ontario 91764 | (909) 390-5162 |
| Iglesia Del Cuerpo De Cristo 225 W Holt Blvd, Ontario 91762 | (909) 391-2957 |
| Iglesia Pentecostal 213 S Fern Ave, Ontario 91762 | (909) 984-1125 |
| Iglesia Presbiteriana West 720 N Sultana Ave, Ontario 91764 | (909) 460-0543 |
| Iglesia Salvacion Eterna 5542 W Mission Blvd, Ontario 91762 | (909) 464-0104 |
| Indonesian Seventh Day Church 422 N Monterey Ave, Ontario 91764 | (909) 988-1533 |
| Inland Young Nak Church 1015 S Grove Ave, Ontario 91761 | (909) 930-0740 |
| Jehovah's Witnesses 422 W Elm St, Ontario 91762 | (909) 986-6511 |
| Jehovah's Witnesses 831 S Benson Ave, Ontario 91762 | (909) 983-4211 |
| Jesucristo Sesla Verdad 705 S Cypress Ave, Ontario 91762 | (909) 986-0261 |
| Korean Alliance Church 904 E D St, Ontario 91764 | (909) 983-0994 |
| La Sierra Foursquare Church 411 E Maple St, Ontario 91761 | (951) 509-3976 |
| Liberty Intl Ministries 1511 W Holt Blvd, Ontario 91762 | (909) 983-1740 |
| Lighthouse Christian Center 1456 N Grove Ave, Ontario 91764 | (909) 983-6466 |
| Montecito Baptist Church 2560 S Archibald Ave, Ontario 91761 | (909) 923-8455 |
| Mount Zion Baptist Church 224 W California St, Ontario 91762 | (909) 983-2411 |
| Mountain Avenue Assembly-God 1951 S Mountain Ave, Ontario 91762 | (909) 983-4378 |
| New Apostolic Church 430 W I St, Ontario 91762 | (909) 460-0301 |
| New Creation Christian Fe 1235 E Francis St, Ontario 91761 | (909) 923-9861 |
| Christ Chapel Pc Of G 10784 S Central Ave, Ontario 91762 | (909) 591-1731 |
| Friendship Missionary Bapt Chr 1021 S Sultana Ave, Ontario 91761 | (909) 983-7319 |
| Iglesia Salvacion Eterna 1042 E 4th St, Ontario 91764 | (909) 391-4814 |
| Love Chapel Church 229 E Phillips St, Ontario 91761 | (909) 983-4501 |
| Ministerios Alfa Y Omega 845 E E St, Ontario 91764 | (909) 984-9259 |
| Ontario Christian Center 1620 E Hawthorne St, Ontario 91764 | (909) 983-5269 |
| Ontario Hispanic Foursquare 325 W B St, Ontario 91762 | (909) 988-5579 |
| Ontario Seventh-Day Adventist 503 E H St, Ontario 91764 | (909) 986-1813 |
| Ontario Seventh-Day Adventist 856 N Sultana Ave, Ontario 91764 | (909) 986-8261 |
| Ontario United Reformed Church 205 E Philadelphia St, Ontario 91761 | (909) 986-9889 |
| Our Lady Of Guadalupe-Spanish 710 S Sultana Ave, Ontario 91761 | (909) 986-6154 |
| Pentecostal Church Of God 10790 S Central Ave, Ontario 91762 | (909) 627-7203 |
| Praise Chapel 316 W B St, Ontario 91762 | (909) 983-3660 |
| Prayer & Praise Ministries 130 W Phillips St, Ontario 91762 | (909) 391-1075 |
| Primera Iglesia Church 709 S Plum Ave, Ontario 91761 | (909) 986-5244 |
| Psalm Of Agape Fellowship Ontario 91762 | (909) 986-0860 |
| Rallys For Christ 521 S Benson Ave, Ontario 91762 | (909) 988-1564 |
| Redeemer Lutheran Church 920 W 6th St, Ontario 91762 | (909) 986-2615 |
| Rock Of Faith Fellowship 323 W B St, Ontario 91762 | (909) 984-7388 |
| Samoan Assebly Of God 931 S Bon View Ave, Ontario 91761 | (909) 947-2444 |
| Sheep Pen Church 520 N Turner Ave, Ontario 91761 | (909) 899-0561 |
| Soldiers For Christ Evangelist 960 1/2 E California St, Ontario 91761 | (909) 988-7335 |
| South Euclid Baptist Church 1960 S Euclid Ave, Ontario 91762 | (909) 986-5059 |
| Sovereign Grace Baptist Church 1168 E G St, Ontario 91764 | (909) 986-9476 |
| Spiritualist Center-Friendship 125 E G St, Ontario 91764 | (909) 986-2050 |
| Springing Fountain Church 1355 W 6th St, Ontario 91762 | (909) 391-9191 |
| St Elizabeth Ann Seton Church 2713 S Grove Ave, Ontario 91761 | (909) 947-2956 |
| St George Catholic Church 325 W West East St, Ontario 91762 | (909) 983-5204 |
| St George Catholic Church 505 N Palm Ave, Ontario 91762 | (909) 983-2637 |
| St Paul's Baptist Church 207 S Mountain Ave, Ontario 91762 | (909) 983-6640 |
| Tabernaculo Apostolico 508 S Euclid Ave, Ontario 91762 | (909) 933-3445 |
| Templo Bethel 315 W Sunkist St, Ontario 91762 | (909) 986-5577 |
| Transport For Christ 4265 E Guasti Rd, Ontario 91761 | (909) 390-3617 |
| Trinity United Methodist Chr 705 E I St, Ontario 91764 | (909) 986-0266 |
| United Pentecostal Church 602 Virginia Ave, Ontario 91764 | (909) 986-1873 |
| Universal Guidance Church 1053 E 6th St, Ontario 91764 | (909) 987-1308 |
| Victory In Praise Ministry 1609 S Grove Ave, Ontario 91761 | (909) 923-5055 |
| Victory Outreach 502 S Sultana Ave, Ontario 91761 | (909) 984-4596 |
| Wesminster Presbyterian Church 720 N Sultana Ave, Ontario 91764 | (909) 986-5121 |
| Westpark Baptist Church 1355 W 5th St, Ontario 91762 | (909) 984-4419 |
| Youth Ministry Of Mount Zion 213 W California St, Ontario 91762 | (909) 986-4457 |