| Business | Phone |
| St Mary Parish Barn 304 Henry St, Patterson 70392 | (985) 395-3939 |
| St Mary Rizzo Bridge Highway 182, Patterson 70392 | (985) 395-2171 |
| St Mary Sewerage District 8 2305 Highway 182 W, Patterson 70392 | (985) 395-9521 |
| St Mary Wax Lake East Drainage 349 Harmony Ln, Patterson 70392 | (985) 395-2664 |