| All Counties Bulk Potable Water | 707-546-5797 | 3210 Woolsey Rd | Windsor | CA | 95492 |
| American Canyon City Hall City Council Anderso | 707-647-4360 | 2185 Elliott Dr | American Canyon | CA | 94589 |
| Anderson Springs Community Service District Ml | 707-987-0277 | P O Drwr 929 | Middletown | CA | 95461 |
| Armstrong Valley Water Co | 707-869-0050 | 16190 Main St | Guerneville | CA | 95446 |
| Automatic Rain Co Ag Div | 707-433-8292 | 8850 Mill Creek Rd | Healdsburg | CA | 95448 |
| Berg Jerry | 707-252-4627 | PO Box 4349 | Napa | CA | 94558 |
| Best Home Products | 707-462-2216 | 1045 S State St | Ukiah | CA | 95482 |
| Borges & Mahoney Inc | 707-643-3300 | 100 Lincoln Rd E | Vallejo | CA | 94591 |
| Bower John J | 707-884-3579 | 38958 Cypress Way | Gualala | CA | 95445 |
| Brookdale Water | 707-994-3875 | 9245 Highway 53 | Lower Lake | CA | 95457 |
| Buckingham Park County Water Dist | 707-279-8568 | 2790 Eastlake Dr | Kelseyville | CA | 95451 |
| Bulk Drinking Water | 707-279-0290 | PO Box 1060 | Kelseyville | CA | 95451 |
| Calgon Carbon Corp | 707-668-5637 | 501 Hatchery Rd | Arcata | CA | 95521 |
| Calif Cities Water | 707-994-6035 | 13734 Lakeshore Dr | Clearlake | CA | 95422 |
| Calisoma Products-Cemco Industries Inc | 707-538-4917 | 6923 Plum Ranch Rd | Santa Rosa | CA | 95404 |
| Calistoga Mineral Water Co | 707-942-6295 | 865 Silverado Trl | Calistoga | CA | 94515 |
| Callayomi County Water Dist | 707-987-2180 | 21282 Stewart | Middletown | CA | 95461 |
| Calpella County Water Dist | 707-462-2666 | PO Box 115 | Calpella | CA | 95418 |
| Calpella County Water Dist | 707-485-7055 | PO Box 115 | Calpella | CA | 95418 |
| Calvins Woodstoves Plumbing & Irrigation | 707-442-5653 | 4465 Broadway St | Eureka | CA | 95503 |
| Cameron Butch | 707-546-0146 | 3200 River Rd | Windsor | CA | 95492 |
| Central Valley Builders Supply St Helena Yard& | 707-944-8836 | 1100 Vintage Ave | Saint Helena | CA | 94574 |
| Clearlake Oaks County Water Dist | 707-998-3322 | 12952 E Highway 20 | Clearlake Oaks | CA | 95423 |
| Clearlake Pure Water Store | 707-995-3726 | 14093 Lakeshore Dr | Clearlake | CA | 95422 |
| Clearwater Bottled Water Company | 707-485-8880 | PO Box 648 | Redwood Valley | CA | 95470 |
| Clearwater Supply | 707-433-4688 | 20720 Geyserville Ave | Geyserville | CA | 95441 |
| Cobb Area Water District | 707-928-5262 | 16295 Highway 175 | Cobb | CA | 95426 |
| Crystal Mountain Spring Water | 707-763-1478 | 630 Bordeaux Dr | Petaluma | CA | 94954 |
| Crystal Springs Bottled Water Co | 707-443-7171 | PO Box 3786 | Eureka | CA | 95502 |
| Culligan Water Conditioning | 707-263-4442 | 2615 S Main St | Lakeport | CA | 95453 |
| D O Water Conditioning | 707-459-4430 | 31 E San Francisco Ave | Willits | CA | 95490 |
| Dripworks | 707-459-9343 | 380 Maple St | Willits | CA | 95490 |
| Dripworks Fax | 707-459-6323 | 380 Maple St | Willits | CA | 95490 |
| Dunlap Water Engineering Co | 707-829-8795 | 8800 Green Valley Rd | Sebastopol | CA | 95472 |
| Ecowater Systems | 707-462-1769 | 500 Vichy Hills Dr | Ukiah | CA | 95482 |
| Ecowater Systems | 707-542-5111 | 33 Maxwell Ct | Santa Rosa | CA | 95401 |
| Finney Carl R | 707-938-2393 | PO Box 105 | Sonoma | CA | 95476 |
| Fisch Bros Drilling | 707-823-3891 | 5001 Gravenstein Hwy | Sebastopol | CA | 95473 |
| Forestville County Wtr Dist | 707-887-1551 | 6530 Mirabel Rd | Forestville | CA | 95436 |
| Francis Land & Water Co | 707-786-4113 | 550 Shaw Ave | Ferndale | CA | 95536 |
| Francis Land & Water Co After 5 Pm & Weekends | 707-786-4744 | 550 Shaw Ave | Ferndale | CA | 95536 |
| Geyserville Water Works | 707-857-3163 | 21060 Geyserville Ave | Geyserville | CA | 95441 |
| Graney Kent Co | 707-937-0653 | 43200 Little Lake Rd | Mendocino | CA | 95460 |
| Hidden Valley Lake Community Services District | 707-987-9201 | 19400 Hartman Rd | Middletown | CA | 95461 |
| Highlands Water Co | 707-994-2393 | 14774 Hillcrest | Clearlake | CA | 95422 |
| Highlands Water Co Distribution | 707-994-8653 | 14585 Lakeshore Dr | Clearlake | CA | 95422 |
| Hopland Utility District | 707-744-1522 | 25 Center | Hopland | CA | 95449 |
| Humboldt Bay Municipal Water District Eurka Of | 707-443-5018 | 828 7th St | Eureka | CA | 95501 |
| Hydesville Water District | 707-768-3000 | 3455 Highway 36 | Hydesville | CA | 95547 |
| Ingerson Trucking | 707-763-3176 | 979 Lindberg Ln | Petaluma | CA | 94952 |
| Irish Beach Water District | 707-882-2892 | 15401 Forest View Dr | Manchester | CA | 95459 |
| Jay Sooters Pure Water Spas | 707-444-8001 | 3750 Broadway St | Eureka | CA | 95503 |
| Jerry & Dons Pump & Well Service | 707-762-1473 | 1290 Bodega Ave | Petaluma | CA | 94952 |
| Konocti County Water Dist | 707-994-2561 | 15844-35th Ave | Clearlake | CA | 95422 |
| Lampson Tractor & Equipment Co Inc | 707-967-3550 | 1151 Vintage Ave | Saint Helena | CA | 94574 |
| Larbre Well Drilling & Pumps Inc | 707-996-1819 | 18715 Arnold Dr | Sonoma | CA | 95476 |
| Larkfield Water Co | 707-542-1717 | 48 Saint James Dr | Santa Rosa | CA | 95403 |
| Lower Lake County Water Works Dist 1 | 707-994-6009 | 16175 Main | Lower Lake | CA | 95457 |
| Lucerne Water Co | 707-274-6624 | 6125 E Hwy 20 | Lucerne | CA | 95458 |
| Maples Wayne Plumbing & Heating | 707-585-9977 | 345 E Todd Rd | Santa Rosa | CA | 95407 |
| Maselli M & Sons Inc | 707-763-1562 | 519 Lakeville St | Petaluma | CA | 94952 |
| Mckinleyville Community Services District Admi | 707-839-3251 | 1656 Sutter Rd | Mckinleyville | CA | 95519 |
| Metzgers Water Conditioning | 707-433-1330 | 331 Fuchsia Way | Healdsburg | CA | 95448 |
| Millview County Water Dist | 707-462-7229 | 3081 N State St | Ukiah | CA | 95482 |
| Mountain Fresh Spring Water Co | 707-961-1138 | 31720 Highway 20 | Fort Bragg | CA | 95437 |
| Mt Konocti Mutual Water Co | 707-277-7466 | 9730 Soda Bay Rd | Kelseyville | CA | 95451 |
| Multi-Pure Drinking Water Systems | 707-786-4936 | PO Box 1409 | Ferndale | CA | 95536 |
| Munoz David L | 707-576-3930 | 3605 Sumatra Dr | Santa Rosa | CA | 95403 |
| Myles Design Services | 707-792-2757 | PO Box 189 | Penngrove | CA | 94951 |
| Napa Valley Artesian Water Co | 707-644-4151 | 1243 Florida St | Vallejo | CA | 94590 |
| Network Services Corporation | 707-769-9696 | 561 Skyranch Rd | Petaluma | CA | 94954 |
| Newport Pacific Funding Corp | 707-938-1120 | 461-7th Street West | Sonoma | CA | 95476 |
| Nice Mutual Water Co | 707-274-1149 | 3246 Lakeshore Blvd | Nice | CA | 95464 |
| North Bay Water Systems | 707-584-5508 | 5865 Labath Ave | Rohnert Park | CA | 94928 |
| North Bay Water Transport | 707-431-8966 | PO Box 744 | Healdsburg | CA | 95448 |
| North Coast Waterworks Inc | 707-578-3411 | 953 Piner Pl | Santa Rosa | CA | 95403 |
| Oasis Water Delivery | 707-822-7127 | 150 Stamps Ln | Arcata | CA | 95521 |
| Potter Valley Irrigation Dist | 707-743-1109 | 10170 Main St | Potter Valley | CA | 95469 |
| Rainbow Agricul Tural Services | 707-263-6350 | 65 Soda Bay Rd | Lakeport | CA | 95453 |
| Ram Inc-Waste Water Management | 707-762-3875 | 421-2d | Petaluma | CA | 94955 |
| Rayne Water Systems | 707-575-1950 | 4925 Gravenstein Hwy N | Sebastopol | CA | 95472 |
| Rayne Water Systems | 707-829-9447 | 4925 Gravenstein Hwy N | Sebastopol | CA | 95472 |
| Redway Water & Sewer District Water & Sewer Se | 707-923-3101 | 153 Empire Ave | Redway | CA | 95560 |
| Redwood Valley County Water District | 707-485-0679 | PO Box 399 | Redwood Valley | CA | 95470 |
| Redwood Valley Rancheria Utility | 707-485-5169 | 3250 Road I | Redwood Valley | CA | 95470 |
| Resort Improvement Dist No 1 Operations Forema | 707-986-7533 | 9126 Shelter Cove Rd | Whitethorn | CA | 95589 |
| Rogina Water Co | 707-462-4056 | 1850 Talmage Rd | Ukiah | CA | 95482 |
| Russian River County Water District | 707-887-7735 | 7131 Mirabel Rd | Forestville | CA | 95436 |
| Russian River Utility | 707-887-1502 | 7131 Mirabel Rd | Forestville | CA | 95436 |
| Sea Ranch Water Co The | 707-785-2411 | 35590 Verdant View St | The Sea Ranch | CA | 95497 |
| Shaklee Products Distributor | 707-763-4608 | 285 Redwood Cir | Petaluma | CA | 94954 |
| Solomons Water Trucks | 707-546-5055 | 3969 Santa Rosa Ave | Santa Rosa | CA | 95407 |
| South Fork Mountain Spring Water | 707-768-3923 | PO Box 43 | Carlotta | CA | 95528 |
| Sparetime Supply | 707-459-6791 | 208 E San Francisco Ave | Willits | CA | 95490 |
| Sprinkler Irrigation Specialists | 707-526-1171 | 180 Sebastopol Rd | Santa Rosa | CA | 95407 |
| Sweetwater Springs Water District | 707-865-0733 | 9725 Main | Monte Rio | CA | 95462 |
| Valley Of The Moon Water District | 707-996-1037 | 19039 Bay St | El Verano | CA | 95433 |
| Van Winden Landscaping Inc | 707-224-1367 | 3101 California Blvd | Napa | CA | 94558 |
| Water Truck For Rent | 707-935-1939 | PO Box 4 | Sonoma | CA | 95476 |
| Watersavers Irrigation Inc | 707-763-5415 | 1004 Lakeville St | Petaluma | CA | 94952 |
| Weeks Drilling & Pump Company Sebastopol | 707-823-3184 | 6100 Sebastopol Ave | Sebastopol | CA | 95472 |
| Western Garden Services | 707-571-0358 | 1175 Merced Ave | Santa Rosa | CA | 95407 |
| Westport County Water District | 707-964-8249 | PO Box 55 | Westport | CA | 95488 |
| Whispering Pines Of Calistoga | 707-942-0205 | 3170 Highway 128 | Calistoga | CA | 94581 |
| Whispering Pines Water-Chrisco | 707-998-1221 | 761 Sulphur Bank Rd | Clearlake Oaks | CA | 95423 |
| Windsor Administration & Information | 707-838-1000 | 9291 Old Redwood Hwy | Windsor | CA | 95492 |
| Wyatt Plumbing & Fire Protection Supply | 707-462-7473 | 2200 N State St | Ukiah | CA | 95482 |
