| Business | Phone |
| Cadeville Water District 613 Winnfield Rd, West Monroe 71292 | (318) 396-1933 |
| Cheniere Drew Water System Inc 409 New Natchitoches Rd, West Monroe 71292 | (318) 322-9516 |
| Greater Ouachita Water Co 409 New Natchitoches Rd, West Monroe 71292 | (318) 322-3741 |
| Lwc Management Co 2800 N 7th St, West Monroe 71291 | (318) 397-2835 |
| West Ouachita Sewage District 327 Wallace Rd, West Monroe 71291 | (318) 396-4711 |
| Western Utilities Inc 613 Winnfield Rd, West Monroe 71292 | (318) 397-9336 |