| Business | Phone |
| At Thy Word Ministries Church 305 13th St W, Cornwall K6J 3G7 | (613) 932-4502 |
| St Peter's Parish 2900 2nd St E, Cornwall K6H 6R2 | (613) 938-3100 |
| Kingdon Hall Of Jehovah Wtnss 2077 Pitt St, Cornwall K6J 5G2 | (613) 937-4022 |
| Knox-St Paul's United Church 108 2nd St E, Cornwall K6H 1Y4 | (613) 938-3704 |
| Trinity Church Office 105 2nd St W, Cornwall K6J 1G4 | (613) 933-3991 |
| Nativite Parish 300 Montreal Rd, Cornwall K6H 1B4 | (613) 932-7505 |
| Paroisse Ste-Croix 108 Anthony St, Cornwall K6H 5K1 | (613) 933-4423 |
| Paroisse Ste-Therese-Lisieux 1304 Lisieux St, Cornwall K6J 4Z4 | (613) 933-0664 |
| Paroisse St Jean Bosco 847 York St, Cornwall K6J 4A7 | (613) 933-2547 |
| Precieux Sang Catholic Church Rr 1 Lcd 1, Cornwall K6H 5R5 | (613) 931-1424 |
| Fellowship Baptist Church Cor Duggan & Helenamp;, Cornwall | (613) 938-2663 |
| Blessed Sacrement Parish Crch 321 Tollgate Rd E, Cornwall K6H 5R6 | (613) 932-2996 |
| Salvation Army Citadel 500 York St, Cornwall K6J 3Z8 | (613) 932-8311 |
| Seventh Day Adventist Church 2134 Pitt St, Cornwall K6K 1A2 | (613) 937-0205 |
| St Columban Catholic Church 36 4th St W, Cornwall K6J 2R6 | (613) 932-9616 |
| St Francis De Sales Parish 434 2nd St W, Cornwall K6J 1H1 | (613) 932-0756 |
| St Felix De Valois Cath Ch 620 Glengarry Blvd, Cornwall K6H 6E7 | (613) 932-2777 |
| St John's Presbyterian Church 28 2nd St E, Cornwall K6H 1Y3 | (613) 932-8693 |
| St Martyrs Catholic Church 800 12th St E, Cornwall K6H 3B5 | (613) 932-8647 |
| St Matthews Lutheran Church 1509 2nd St W, Cornwall K6J 1J5 | (613) 938-6683 |
| Tollgate Road Church Of Christ 205 Tollgate Rd E, Cornwall | (613) 936-0718 |
| Wesleyan Community Church 507 Pitt St, Cornwall K6J 3R4 | (613) 936-9166 |
| Church Of Jesus Christ-Lds 500 Cornwall Centre Rd, Cornwall K6K 1M1 | (613) 933-1716 |
| Calvary Baptist Church 2213 Pitt St, Cornwall K6K 1A4 | (613) 932-6434 |
| Christ-Roi Catholic Church 3120 Duval Ave, Cornwall K6K 1B9 | (613) 933-5402 |
| Christian Reformed Church 2264 Pitt St, Cornwall K6K 1A3 | (613) 933-5353 |
| Church Of Christ At Dover 1702 Dover Rd, Cornwall K6J 1W1 | (613) 933-1825 |
| Church Of The Good Shepherd 506 1st St E, Cornwall K6H 1L7 | (613) 932-7071 |
| Cornwall Pentescotal Church 208 2nd St E, Cornwall K6H 1Y7 | (613) 937-3737 |
| Diocess Alexandria-Cornwall 220 Montreal Rd, Cornwall K6H 1B4 | (613) 933-1138 |
| Faith Apostolic United Pent 3026 Pitt St, Cornwall K6K 1A8 | (613) 932-4100 |
| First Baptist Church 310 York St, Cornwall K6J 3Z3 | (613) 936-6643 |
| Fountaingate Christian Asmbly 216 Ellen Ave, Cornwall K6J 3L7 | (613) 932-0685 |