| Business | Phone |
| Pentecostal Church Mclc 991 James St, Mattawa P0H 1V0 | (705) 744-2341 |
| Mattawa United Church Po Box 409, Mattawa P0H 1V0 | (705) 744-5756 |
| Mattawa Sda Church Highway 17 E, Mattawa P0H 1V0 | (705) 476-4970 |
| St Anne's Roman Catholic 241 2nd St, Mattawa P0H 1V0 | (705) 744-5391 |
| Eau Claire Missionary Church 989 Hwy 630, Mattawa P0H 1V0 | (705) 744-2447 |