| Business | Phone |
| Culligan Water Conditioning 1317 N Hills Blvd, North Little Rock 72114 | (501) 771-9990 |
| Thermo Retec 2201 Edmonds St, North Little Rock 72117 | (501) 945-9773 |
| Serv-Atron Inc 14905 Smalling Rd, North Little Rock 72118 | (501) 851-6166 |
| Pure Water Inc 9768 Maumelle Blvd, North Little Rock 72113 | (501) 812-5300 |
| North Little Rock Softwater 131 E Military Dr, North Little Rock 72118 | (501) 753-5236 |