| Business | Phone |
| Water Source 4080 Indianola Ave, Columbus 43214 | (614) 265-9000 |
| Water Treatment Systems 4701 Olentangy River Rd, Columbus 43214 | (614) 457-1658 |
| Aqua Science Inc 1601 Woodland Ave, Columbus 43219 | (614) 252-5000 |
| Berry's Suburban 446 Lawrence Ave, Columbus 43228 | (614) 878-6086 |
| Better Earth-Ecology Store 59 Spruce St, Columbus 43215 | (614) 224-6196 |
| St John Chemical Distributing 3360 Tremont Rd, Columbus 43221 | (614) 478-9948 |
| Central Soft Water Inc 2570 Oakstone Dr, Columbus 43231 | (614) 523-2722 |
| Central Softwater 2244 S Hamilton Rd, Columbus 43232 | (614) 864-1112 |
| Century Water Co 3499 S Hamilton Rd, Columbus 43232 | (614) 837-6026 |
| Preferred Pump & Equipment Lp 44 Lazelle Rd, Columbus 43235 | (614) 888-6149 |
| Prices Professional Water 556 Woodbay Dr, Columbus 43230 | (614) 478-3772 |
| Pure Environmental Products 1359 Essex Ave, Columbus 43211 | (614) 298-0781 |
| Dalco Chemical Co 1467 Cunard Rd, Columbus 43227 | (614) 231-6760 |
| Environmental Enhancements 889 Williams Ave, Columbus 43212 | (614) 299-9537 |
| Gabel Industrial Water Svc Columbus 43220 | (614) 451-5981 |
| General Ionics Inc 374 Morrison Rd # E, Columbus 43213 | (614) 863-6972 |
| Henry P Thompson Co 2760 Airport Dr, Columbus 43219 | (614) 337-0150 |
| Lombardi Water Management Inc 3001 Bethel Rd, Columbus 43220 | (614) 873-2700 |
| Hvc Columbus 43205 | (614) 257-1222 |
| Kinetico Quality Water Systems 6161 Radekin Rd, Columbus 43232 | (614) 856-1300 |