| A Real Pure Bottled Water | 618-277-7191 | 3712 W Main St | Belleville | IL | 62223 |
| Alto Pass Water District | 618-893-4332 | RR 1 | Alto Pass | IL | 62905 |
| American Environmental Corp | 618-233-6231 | 1600 Lebanon Ave | Belleville | IL | 62221 |
| Aqua Smart Inc | 618-277-6701 | 305 E Main St | Belleville | IL | 62220 |
| Bethalto Water Co Ofc | 618-377-2310 | 203 Oak St | Bethalto | IL | 62010 |
| Brighton Water Dept | 618-372-8484 | 206 S Main St | Brighton | IL | 62012 |
| Burnside Water District | 618-777-2906 | 103 Vine | New Burnside | IL | 62967 |
| Calhoun County Rural Water Districk | 618-576-2482 | RR 1 | Hardin | IL | 62047 |
| Central Alexander County Public Water Dist | 618-776-5241 | 2nd | Olive Branch | IL | 62969 |
| Central Alexander County Public Water Dist Pla | 618-776-5721 | Rt 3 | Olive Branch | IL | 62969 |
| Clinton East Public Water District | 618-594-3367 | 891 Fairfax St | Carlyle | IL | 62231 |
| Coal Valley Water District | 618-982-2159 | RR 2 | Marion | IL | 62959 |
| Corinth Water Dist | 618-982-2705 | RR 1 | Thompsonville | IL | 62890 |
| Crystal Clear Enterprises | 618-235-2867 | 16 Teakwood Dr | Belleville | IL | 62221 |
| Culligan Water Conditioning Service | 618-244-2815 | 823 Casey Ave | Mount Vernon | IL | 62864 |
| Devil's Kitchen Water District | 618-549-5141 | RR 3 | Carbondale | IL | 62901 |
| Eckmann Irrigation & Equipment | 618-344-4134 | 3600 Fairmont Ave | Collinsville | IL | 62234 |
| Eldorado Water Co | 618-273-2201 | 938 Veterans Dr | Eldorado | IL | 62930 |
| Evans Julia M | 618-377-8415 | 558 Shellview St | Bethalto | IL | 62010 |
| Forest Homes Maple Park Public Water Dist | 618-259-3624 | 1459 14th St | Cottage Hills | IL | 62018 |
| Fort Massac Water District | 618-543-7475 | 813 Joppa Rd | Metropolis | IL | 62960 |
| Fosterburg Water District | 618-259-0935 | 3216 Main St | Alorton | IL | 62207 |
| Fountain Water District | 618-935-2121 | 732 Quarry Rd | Valmeyer | IL | 62295 |
| Fshwater Commission | 618-539-3100 | RR 1 | Freeburg | IL | 62243 |
| Gallatin-White Water Dist Water Plant | 618-272-7220 | RR 2 | Omaha | IL | 62871 |
| Glenco Water Conditioning | 618-877-3246 | 2200 E 24th St | Granite City | IL | 62040 |
| Greenwood Creek-Nation Water Company | 618-724-4816 | RR 2 | Mulkeytown | IL | 62865 |
| Hamilton County Rural Water District | 618-643-4744 | 108 E Broadway St | Mc Leansboro | IL | 62859 |
| Holiday Shores Sanitary District | 618-656-4933 | 97 Holiday Dam Rd | Edwardsville | IL | 62025 |
| Illinois American Water Co State Corporate Ofc | 618-236-1180 | 300 N Water Works Dr | Belleville | IL | 62223 |
| Jersey County Rural Water | 618-498-9534 | 1009 Shipman St | Jerseyville | IL | 62052 |
| Juice Plus | 618-277-6537 | 2425 Meadow Dr | Belleville | IL | 62223 |
| Lawrenceville City Water Dept For Emergencies | 618-943-3037 | 700 State St | Lawrenceville | IL | 62439 |
| Lawrenceville City Water Dept Ofc | 618-943-4821 | 700 State St | Lawrenceville | IL | 62439 |
| Lawrenceville City Water Dept Plant | 618-943-2422 | 13th | Lawrenceville | IL | 62439 |
| Liberty-Ledford Water Dist | 618-252-0937 | 834 E Poplar St | Harrisburg | IL | 62946 |
| Meadowbrook Public Water Dist Ofc | 618-377-8071 | Hwy 140 | Meadowbrook | IL | 62067 |
| Metzger Equipment Co | 618-939-6313 | 1000 Park St | Waterloo | IL | 62298 |
| Mitchell Public Water Dist | 618-931-0164 | 745 E Chain Of Rocks Rd | Mitchell | IL | 62040 |
| Mitchellville Water Dist | 618-253-7593 | 450 Zola Rd | Harrisburg | IL | 62946 |
| Mohr Softwater | 618-345-0350 | 114 Cherry St | Red Bud | IL | 62278 |
| Moro Public Water District | 618-377-0105 | 212 Main Dr | Moro | IL | 62067 |
| Multipure Drinking Water & Filtration Systems | 618-344-7828 | 312 S Combs Ave | Collinsville | IL | 62234 |
| New Memphis Public Water District | 618-588-4244 | 43 S 3rd | New Memphis | IL | 62266 |
| Northeast Water Company | 618-242-8807 | 1018 Jordan St | Mount Vernon | IL | 62864 |
| Prospect Water Dept | 618-252-1910 | 1640 Brushy Creek Church Rd | Harrisburg | IL | 62946 |
| Raccoon Water Co | 618-532-9201 | Raccoon Twp | Centralia | IL | 62801 |
| Raleigh Water District | 618-273-4633 | RR 1 | Raleigh | IL | 62977 |
| Robinson Palestine Water Commission | 618-544-3188 | 108 E Poplar St | Robinson | IL | 62454 |
| Robinson Palestine Water Commission Pump Stn | 618-546-1219 | RR 1 | Robinson | IL | 62454 |
| Robinson-Palestine Water Commission | 618-586-2005 | 10411 N Hwy Ave | Palestine | IL | 62451 |
| Scates Gardens Inc | 618-269-3163 | RR 1 | Shawneetown | IL | 62984 |
| Sloans Water Well Drilling & Service | 618-395-7147 | 1509 E Chestnut St | Olney | IL | 62450 |
| South Highway Water Dist | 618-529-5313 | 2310 S Illinois Ave | Carbondale | IL | 62901 |
| Summerfield Lebanon & Mascoutah Water Comm Tan | 618-566-7101 | Rte 1 | Mascoutah | IL | 62224 |
| Summerfield Lebanon & Mascoutah Water Comm Tk | 618-934-3861 | Rte 1 | Mascoutah | IL | 62289 |
| Willow Hill Water Dept | 618-455-3418 | 103 S Cumberland St | Willow Hill | IL | 62480 |
