| A & J Foster Inc Authorized Eco Water Distribu | 619-390-4477 | 13706 Highway 8 Business | El Cajon | CA | 92021 |
| A A A Water Co The | 619-344-2075 | 522 I St | Brawley | CA | 92227 |
| A A A Water Co The | 619-352-4981 | 522 I St | Brawley | CA | 92227 |
| A-1 Pump Co | 619-367-7495 | 86925 Amboy Rd | Twentynine Palms | CA | 92277 |
| Aaapsco | 619-460-1020 | 3592 Main St | Lemon Grove | CA | 91945 |
| Advanced Structures Inc | 619-738-3000 | 2181 Meyers Ave | Escondido | CA | 92029 |
| Agricultural Irrigation Systems | 619-744-9196 | 2050 Sycamore Dr | San Marcos | CA | 92069 |
| All Seasons Landscape | 619-479-7457 | 2750 Landscape Dr | National City | CA | 91950 |
| All-Star Water Conditioning | 619-566-2500 | 9265 Dowdy Dr | San Diego | CA | 92126 |
| Altec Irrigation Inc | 619-229-3750 | 4698 Alvarado Canyon Rd | San Diego | CA | 92120 |
| American Pump & Motors | 619-340-0377 | 43900 Primrose Dr | Palm Desert | CA | 92260 |
| Amway Direct Distributor | 619-598-0937 | 650 S Rancho Santa Fe Rd | San Marcos | CA | 92069 |
| Amway Products Distributors Encintas Arnold & | 619-436-2985 | 1364 Ahlrich Ave | Encinitas | CA | 92024 |
| Amway Products Distributors San Marcos Dee & B | 619-471-1187 | 610 Laguna Dr | San Marcos | CA | 92069 |
| Apple Valley Foothill County Water District | 619-247-1101 | 22545 Del Oro Rd | Apple Valley | CA | 92308 |
| Apple Valley Heights County Water District | 619-247-7330 | 9430 Cerra Vista St | Apple Valley | CA | 92308 |
| Apple Valley Ranchos Water | 619-247-6484 | 21760 Ottawa Rd | Apple Valley | CA | 92308 |
| Apple Valley Ranchos Water Company | 619-247-7642 | 21760 Ottawa Rd | Apple Valley | CA | 92308 |
| Aqua Aire Usa Inc | 619-265-0508 | 6540 Federal Blvd | Lemon Grove | CA | 91945 |
| Aqua-Fresh Drinking Water Systems Inc Kearny M | 619-569-9360 | 7370 Opportunity Rd | San Diego | CA | 92111 |
| Aquamarine Nsa Direct Distributor | 619-632-1169 | 1712 Greentree Rd | Encinitas | CA | 92024 |
| Around The Clock Coffee | 619-575-0505 | 674 Palm Ave | Imperial Beach | CA | 91932 |
| Aunt Ellens Water | 619-423-5288 | 600 Palm Ave | Imperial Beach | CA | 91932 |
| Avian Water Gourmet | 619-282-1677 | 4030-43d | San Diego | CA | 92104 |
| Baker Community Services District | 619-733-4402 | 72730 Baker Bl | Baker | CA | 92309 |
| Baker Community Services District Maintenance | 619-733-4155 | 72730 Baker Bl | Baker | CA | 92309 |
| Baldy Mesa Water District | 619-949-0332 | 11855 Anaconda Ave | Victorville | CA | 92392 |
| Bermuda Dunes Development Co | 619-345-2694 | 79050 42nd Ave | Bermuda Dunes | CA | 92201 |
| Bighorn-Desert View Water Agency | 619-364-2315 | 622 Jemez Rd | Yucca Valley | CA | 92284 |
| Bishop Nursery | 619-873-7515 | 789 Home St | Bishop | CA | 93514 |
| Boron Community Service District | 619-762-6127 | 27167 Carmichael St | Boron | CA | 93516 |
| Borrego Springs Bottled Water | 619-767-5089 | PO Box 361 | Borrego Springs | CA | 92004 |
| Borrego Springs Water Co | 619-767-5314 | 593 Palm Canyon Dr | Borrego Springs | CA | 92004 |
| C V Water District Donmestic Water Service | 619-398-2651 | 85820 Coachella Hts | Coachella | CA | 92236 |
| C V Water District Irrigation Water Service | 619-398-2611 | 85820 Coachella Hts | Coachella | CA | 92236 |
| Calif Drinking Water | 619-291-0450 | 1884 Newton Ave | San Diego | CA | 92113 |
| Calif Water Conditioning Co | 619-690-0160 | 660 1/2 E San Ysidro Bl | Chula Vista | CA | 91911 |
| California Sensor Corp | 619-438-0525 | 2075 Corte Del Nogal | Carlsbad | CA | 92009 |
| California Sparkling Bottled Water | 619-530-0206 | 7575 Carroll Rd | San Diego | CA | 92121 |
| California Special Districts Assn | 619-753-6466 | 1966 Olivenhain Rd | Encinitas | CA | 92024 |
| California-American Water Co | 619-575-1105 | 1019 Cherry Ave | Imperial Beach | CA | 91932 |
| Carlsbad Municipal Water District Administrati | 619-438-2722 | 5950 El Camino Real | Carlsbad | CA | 92008 |
| Carlsbad Municipal Water District Engineering | 619-438-3367 | 5950 El Camino Real | Carlsbad | CA | 92008 |
| Carver Tract Mutual Water Corp | 619-342-6266 | 84086 Corregidor Ave | Indio | CA | 92201 |
| Castle Farm Service | 619-344-1706 | 1691 A St | Brawley | CA | 92227 |
| Chesler Enterprises Inc | 619-398-8205 | 52301 Enterprise Way | Coachella | CA | 92236 |
| Chitco Engnrng | 619-723-5417 | 301 Industrial Way | Fallbrook | CA | 92028 |
| Chitco Engnrng Fax | 619-728-5062 | 301 Industrial Way | Fallbrook | CA | 92028 |
| Clean World Waters | 619-735-9596 | 921 S Andreasen Dr | Escondido | CA | 92029 |
| Clearwater Coolers Of San Diego | 619-589-0494 | 8240 Parkway Dr | La Mesa | CA | 91942 |
| Coast Irrigation Supply Inc | 619-562-8777 | 1073 N Marshall Ave | El Cajon | CA | 92020 |
| Colorado River Chemical Services | 619-344-6633 | 155 S 6th St | Brawley | CA | 92227 |
| Continental Western Water Conditioning | 619-677-9365 | 6875 Nancy Ridge Dr | La Jolla | CA | 92037 |
| County Service Area No 64 | 619-947-5790 | 11954 Hesperia Rd | Hesperia | CA | 92345 |
| Coyote Valley Mutual Water Co | 619-358-7396 | 1161 N Imperal Hwy | Ocotillo | CA | 92259 |
| Culligan Bottled Water | 619-739-8000 | 2501 State St | Carlsbad | CA | 92008 |
| Culligan Soft Water Service | 619-345-3457 | 83804 Avenue 45 | Indio | CA | 92201 |
| Cummins Cal Pacific Inc Sales | 619-593-3093 | 310 N Johnson Ave | El Cajon | CA | 92020 |
| Cuyamaca Water District | 619-765-1202 | PO Box 609 | Julian | CA | 92036 |
| D & M Water Co | 619-344-2100 | 170 Julia Dr | Brawley | CA | 92227 |
| Daggett Community Services District | 619-254-2415 | 33703 2nd St | Daggett | CA | 92327 |
| Dav Pure Water 3 | 619-476-1351 | 1215 Broadway | Chula Vista | CA | 91911 |
| Db Pump & Supply | 619-352-2020 | 356 E Main St | El Centro | CA | 92243 |
| Denali Corp | 619-738-9886 | 1840 Commercial St | Escondido | CA | 92029 |
| Desalination Systems Inc | 619-598-1800 | 760 Shadowridge Dr | Vista | CA | 92083 |
| Desalination Systems Inc | 619-746-8141 | 1238 Simpson Way | Escondido | CA | 92029 |
| Descanso Community Water District | 619-445-2330 | PO Box 610 | Descanso | CA | 91916 |
| Desert Irrigation & Pipe Supply | 619-949-2733 | 10930 I Ave | Hesperia | CA | 92345 |
| Desert Lake Community Service District | 619-762-5349 | 12301 Del Oro St | Boron | CA | 93516 |
| Desert Water Agency | 619-323-4971 | 1200 S Gene Autry Trl | Palm Springs | CA | 92264 |
| Desert Water Agency Emergency Calls Only After | 619-325-2926 | 1200 S Gene Autry Trl | Palm Springs | CA | 92264 |
| Dig Corp | 619-727-0914 | 130 Bosstick Blvd | San Marcos | CA | 92069 |
| Dow Chemical Co The | 619-794-6881 | 225 Stevens Ave | Solana Beach | CA | 92075 |
| Drip Irrigation & Supply Systems | 619-347-6800 | 81465 Date Palm Ave | Indio | CA | 92201 |
| Econo-Max | 619-931-9780 | 731 S Highway 101 | Solana Beach | CA | 92075 |
| Ecosmarte Of Southern California | 619-536-8780 | 9948 Hibert St | San Diego | CA | 92131 |
| Edgemont Acres Mutual Water Co | 619-769-4764 | 16638 Vista Del Oro Ave | North Edwards | CA | 93523 |
| El Cajon Sewer Maintenance & Emergencies Start | 619-466-0585 | 1050 Vernon Way | El Cajon | CA | 92020 |
| El Oasis Water Co | 619-344-3357 | 200 E Main | Westmorland | CA | 92281 |
| El Oasis Water Co | 619-352-7207 | 200 E Main St | El Centro | CA | 92243 |
| Encinitas Water San Dieguito Water District | 619-753-1145 | 505 S Vulcan Ave | Encinitas | CA | 92024 |
| Enviromasters Inc | 619-467-0165 | 4540 Kearny Villa Rd | San Diego | CA | 92123 |
| Enviro-Systems | 619-596-0047 | 11355 Canyon Park Dr | Santee | CA | 92071 |
| Erskine Creek Water Co | 619-379-8309 | 2095 Edith Ave | Bodfish | CA | 93205 |
| Escondido Canal | 619-749-0144 | Lake Wohlford Rd & Guejito Rd | Escondido | CA | 92025 |
| Ewing Irrigation & Industrial Products | 619-324-1846 | 68604 Ramon Rd | Palm Springs | CA | 92264 |
| Ewing Irrigation & Industrial Products | 619-438-1911 | 6104 Avenida Encinas | Carlsbad | CA | 92009 |
| Ewing Irrigation & Industrial Products | 619-489-1247 | 861 Rancheros Dr | San Marcos | CA | 92069 |
| Ewing Irrigation & Industrial Products | 619-562-3300 | 1923 John Towers Ave | El Cajon | CA | 92020 |
| Ewing Irrigation & Industrial Products | 619-576-9530 | 7151-A Ronson Rd | San Diego | CA | 92111 |
| Fallbrook Irrigation | 619-723-9001 | 115 Laurine Ln | Fallbrook | CA | 92028 |
| Fallbrook Public Utility District Day & Night | 619-728-1125 | 990 E Mission Rd | Fallbrook | CA | 92028 |
| Fresh Water Systems | 619-792-8275 | 11760 Sorrento Valley Rd | Del Mar | CA | 92014 |
| Green Meadows Landscape | 619-670-4200 | 4307 Vista Way | La Mesa | CA | 91941 |
| Guatay Mutual Water Co | 619-473-8585 | 9083 Chris Ln | Guatay | CA | 91931 |
| Hackneys Water Svc | 619-365-1548 | 7172 Hanford Ave | Yucca Valley | CA | 92284 |
| Halabu Shibib Nsa Sales Coordinator | 619-562-4905 | 340 E Bradley Ave | El Cajon | CA | 92021 |
| Hardie James Irrigation | 619-562-2950 | 1588 N Marshall Ave | El Cajon | CA | 92020 |
| Hesperia Water District Maintenance & Repair | 619-947-1470 | 9393 Santa Fe Ave E | Hesperia | CA | 92345 |
| Hi-Desert Water Distrct | 619-365-8333 | 6955 Old Woman Springs Rd | Yucca Valley | CA | 92284 |
| High Sierra Springs Water Co | 619-593-0192 | 1308 N Magnolia Ave | El Cajon | CA | 92020 |
| High Tech Irrigation Inc | 619-320-8901 | 80975 Indio Blvd | Indio | CA | 92201 |
| High Tech Irrigation Inc | 619-773-9224 | 74773 Joni Dr | Palm Desert | CA | 92260 |
| Hinckley & Schmitt Water Escondido | 619-726-0270 | 145 N Pacific St | San Marcos | CA | 92069 |
| Hi-Tech Water Blasting | 619-770-1138 | 68703 Perez Rd | Cathedral City | CA | 92234 |
| Hoffman Supply Co | 619-789-7794 | 369 Main St | Ramona | CA | 92065 |
| Holly Filters | 619-728-7095 | 31820 Via Ararat Dr | Bonsall | CA | 92003 |
| Horizons West Landscaping | 619-728-7006 | 183 Lemon Grove Dr | Fallbrook | CA | 92028 |
| Hydranautics | 619-536-2500 | 8444 Miralani Dr | San Diego | CA | 92126 |
| Hydro Components & Technologies-Separations Di | 619-598-3430 | 1185 Park Center Dr | Vista | CA | 92083 |
| Hydro Systems | 619-398-3747 | 53901 US Highway 111 | Coachella | CA | 92236 |
| Hydro-Scape Products Chula Vista | 619-691-9700 | 375 Trousdale Dr | Chula Vista | CA | 91910 |
| Hydro-Scape Products El Cajon | 619-440-4703 | 435 N Marshall Ave | El Cajon | CA | 92020 |
| Hydro-Scape Products Encinitas | 619-436-2062 | 750-1st Enkcnts | Encinitas | CA | 92024 |
| Hydro-Scape Products Inc Escondido | 619-746-8000 | 731 Enterprise St | Escondido | CA | 92029 |
| Ice Island Water Co | 619-420-7873 | 1655 Broadway | Chula Vista | CA | 91911 |
| Imex International | 619-661-8104 | 9785 Marconi Dr | Chula Vista | CA | 91911 |
| Imperial Irrigation District | 619-337-1400 | 525 W Evan Hewes Hwy | El Centro | CA | 92243 |
| Imperial Irrigation Supply | 619-738-8301 | 2037 Mission Rd | Escondido | CA | 92029 |
| Intergroup | 619-222-1105 | 3360 Sports Arena Blvd | San Diego | CA | 92110 |
| Jacumba Community Services District | 619-766-4359 | 1266 Railroad | Jacumba | CA | 91934 |
| Jain Irrigation Systems | 619-258-5403 | 9926 Prospect Ave | Santee | CA | 92071 |
| Jess Ranch Water Co | 619-240-6075 | 11000 Apple Valley Rd | Apple Valley | CA | 92308 |
| Joshua Basin Water Dist | 619-366-8438 | 61750 Chollita Rd | Joshua Tree | CA | 92252 |
| Juniper Riveria County Water District | 619-247-9818 | 25715 Santa Rosa Rd | Apple Valley | CA | 92308 |
| Keyturf Irrigation | 619-744-5880 | 2743 Sarver Ln | San Marcos | CA | 92069 |
| Kiss International | 619-599-0200 | 965 Park Center Dr | Vista | CA | 92083 |
| Klean Plus Systems Office | 619-743-6110 | 241 N Vinewood St | Escondido | CA | 92029 |
| Knoxage Water Co | 619-234-3333 | 227-9th Ave | San Diego | CA | 92100 |
| Kono Landscaping | 619-753-8202 | 2290 Foothill Dr | Vista | CA | 92084 |
| Kristal Water | 619-357-6510 | 526 E 2nd St | Calexico | CA | 92231 |
| Lake Morena Views Mutual Water Co | 619-478-9194 | Widgeon Rd & Mallard Dr | Campo | CA | 91906 |
| Lakeside Water District | 619-443-3805 | 9739 Los Coches Rd | Lakeside | CA | 92040 |
| Land Concepts | 619-341-6061 | 73660 Hwy 111 | Palm Desert | CA | 92260 |
| Major Irrigation Supply | 619-262-9881 | 5046 Market St | San Diego | CA | 92102 |
| Major Irrigation Supply | 619-283-6527 | 4460 Alvarado Canyon Rd | San Diego | CA | 92120 |
| Means Nursery | 619-375-4178 | 325 W Ridgecrest Blvd | Ridgecrest | CA | 93555 |
| Metropolitan Water District Of So Clf Agr Aff | 619-352-4241 | 107 S 5th St | El Centro | CA | 92243 |
| Mission Springs Water District Day Or Night Ca | 619-329-6448 | 66575 2nd St | Desert Hot Springs | CA | 92240 |
| Modular Systems International Inc | 619-452-1565 | 5755 Oberlin Dr | La Jolla | CA | 92037 |
| Modular Systems International Inc | 619-566-6955 | 5755 Oberlin Dr | San Diego | CA | 92121 |
| Mountain Valley Water Co | 619-530-0306 | 7575 Carroll Rd | San Diego | CA | 92121 |
| Mountain Valley Water Co | 619-944-0534 | 7575 Carroll Rd | San Diego | CA | 92121 |
| Multi-Pure Of San Diego | 619-575-8478 | 1862 Katella | Chula Vista | CA | 91911 |
| Multi-Pure Water Filters | 619-670-2324 | 10324 Moorpark St | Spring Valley | CA | 91978 |
| N W W Acumem | 619-929-7500 | 2724 Loker Ave W | Carlsbad | CA | 92008 |
| Nationwide Water Cond Co | 619-560-5825 | 7483 Bagdad St | San Diego | CA | 92111 |
| North County Irrigation | 619-747-4343 | 560 S Quince St | Escondido | CA | 92025 |
| North County Pure Water | 619-552-8240 | 6690 Miramar Rd | La Jolla | CA | 92037 |
| Oasis Drinking Water | 619-399-1755 | 85055 61st Ave | Thermal | CA | 92274 |
| Olivenhain Municipal Water Dist Tdd-Tty Only | 619-753-6984 | 1966 Olivenhain Rd | Encinitas | CA | 92024 |
| Olson Irrigations Systems | 619-562-3100 | 10910 Wheatlands Ave | Santee | CA | 92071 |
| Osborne G A Pipe & Supply Inc | 619-243-1443 | 18485 Stoddard Wells Rd | Victorville | CA | 92392 |
| Osborne G A Pipe & Supply Inc | 619-245-0916 | 18485 Stoddard Wells Rd | Victorville | CA | 92392 |
| Pacific Ecology | 619-566-8258 | 8680 Miralani Dr | San Diego | CA | 92126 |
| Pacific Equipment & Irrigation | 619-340-3392 | 74780 42nd Ave | Palm Desert | CA | 92260 |
| Pacific Irrigation Supply | 619-480-0060 | 900 W Washington Ave | Escondido | CA | 92025 |
| Pacific Irrigation Supply | 619-776-4250 | 74991 Velie Dr | Palm Desert | CA | 92260 |
| Pacific Irrigation Supply Inc | 619-739-7770 | 900 W Washington Ave | Escondido | CA | 92025 |
| Palm Desert Water & Services Dist | 619-346-6338 | 44500 Portola Ave | Palm Desert | CA | 92260 |
| Palm Desert Water & Services Dist | 619-346-9243 | 44500 Portola Ave | Palm Desert | CA | 92260 |
| Palomar Land & Cattle Co | 619-742-4215 | 35899 Canfield Rd | Palomar Mountain | CA | 92060 |
| Palomar Mountain Spring Water & Ice | 619-743-0140 | 1270 W Mission Ave | Escondido | CA | 92029 |
| Piescer Unruh Enterprises Inc | 619-723-3014 | 530 E Alvarado St | Fallbrook | CA | 92028 |
| Pine Hills Mutual Water Co Billing & General I | 619-765-1243 | PO Box 725 | Julian | CA | 92036 |
| Pine Hills Mutual Water Co Maintainence & Repa | 619-765-0534 | PO Box 725 | Julian | CA | 92036 |
| Pine Valley Mutual Water Co | 619-473-8450 | 28914 Old Highway 80 | Pine Valley | CA | 91962 |
| Poway Irrigation & Landscape Supply | 619-486-0830 | 13255 Poway Rd | Poway | CA | 92064 |
| Pressley Peterbilt-Hino-Gmc | 619-353-1820 | Dogwood Rd & W Interstate 8 | El Centro | CA | 92243 |
| Process Scientific Inc | 619-587-1927 | 10340 Camino Santa Fe | La Jolla | CA | 92037 |
| Pure Water | 619-595-0595 | 450-2d Ave | San Diego | CA | 92100 |
| Pure Water Plus | 619-474-5326 | 1240 E Plaza Blvd | National City | CA | 91950 |
| Pure-Flo Ice Tubes Service | 619-448-4231 | 7737 Mission Gorge Rd | Santee | CA | 92071 |
| Pure-Flo Water Co | 619-448-5120 | 7737 Mission Gorge Rd | Santee | CA | 92071 |
| R & R Drinking Water | 619-357-2243 | 708 Emerson Ave | Calexico | CA | 92231 |
| R E Badger Filtration Plant Ofc | 619-756-2569 | 18531 Aliso Canyon Rd | Rancho Santa Fe | CA | 92067 |
| Rain For Rent Imperial | 619-344-5850 | 3397 Highway 86 | Brawley | CA | 92251 |
| Rainbow Municipal Water Dist Day Or Night Call | 619-728-1178 | 3707 S Highway 395 | Fallbrook | CA | 92028 |
| Rain-Rite | 619-562-0735 | 10338 Bosque Dr | Lakeside | CA | 92040 |
| Rainstar Corporation | 619-679-5076 | 12320 Stowe Dr | Poway | CA | 92064 |
| Ramona Irrigation & Electrical Supply Inc | 619-789-4080 | 506 B St | Ramona | CA | 92065 |
| Ramona Municipal Water Dist Main Ofc | 619-789-1330 | 105 Earlham St | Ramona | CA | 92065 |
| Ramona Municipal Water Dist Pump Station | 619-748-0227 | 15219 Green Valley Truck Trl | Poway | CA | 92064 |
| Rancho Estates Mutual Water Co | 619-742-3704 | 34928 Vly Center Dr | Pauma Valley | CA | 92061 |
| Rancho Santa Fe Irrigation Dist | 619-756-2424 | 5920 Linea Del Cielo | Rancho Santa Fe | CA | 92067 |
| Rancho Santa Fe Irrigation Dist | 619-756-2854 | 5920 Linea Del Cielo | Rancho Santa Fe | CA | 92067 |
| Rancho Santa Fe Irrigation Dist T D D Line Onl | 619-756-1003 | 5920 Linea Del Cielo | Rancho Santa Fe | CA | 92067 |
| Rand Community Water District | 619-374-2414 | 501 Comstock Ave | Johannesburg | CA | 93554 |
| Rautbort Irrigation | 619-352-0993 | 2087 Highway 111 | El Centro | CA | 92243 |
| Rayne Drinking Water & Soft Water Service N Co | 619-724-8603 | 2011 W Vista Way | Vista | CA | 92083 |
| Rincon Del Diablo Municipal Water District 24 | 619-745-5522 | 1920 N Iris Ln | Escondido | CA | 92026 |
| Riverview Water Dist | 619-561-1333 | 11769 Waterhill Rd | Lakeside | CA | 92040 |
| Roberts Irrigation Products Inc | 619-744-4511 | 700 Rancheros Dr | San Marcos | CA | 92069 |
| Rocky Mountain Water | 619-471-1400 | 135 N Engel St | Escondido | CA | 92029 |
| Rocky Mountain Water | 619-737-2800 | 135 N Engel St | Escondido | CA | 92029 |
| Rubens Automatic Transmission | 619-598-8349 | 2518 S Santa Fe Ave | Vista | CA | 92084 |
| S & S Global Enterprises | 619-587-1714 | 9990 Mesa Rim Rd | La Jolla | CA | 92037 |
| S & S Water Well Drilling & Pump Co | 619-329-5588 | 64936 Desert View Ave | Desert Hot Springs | CA | 92240 |
| San Dieguito Water District Emergencies After | 619-756-4038 | 505 S Vulcan Ave | Encinitas | CA | 92024 |
| Searles Domestic Water Co | 619-372-5326 | 13217 Main St | Trona | CA | 93562 |
| Searles Domestic Water Co Emergencies | 619-372-2290 | 13217 Main St | Trona | CA | 93562 |
| Sensing & Control Inc | 619-576-0593 | 9561 Ridgehaven Ct | San Diego | CA | 92123 |
| Separation Engineering Inc | 619-489-0101 | 931 S Andreasen Dr | Escondido | CA | 92029 |
| Sheepcreek Water Co | 619-868-3755 | 4200 Sunnyslope Rd | Phelan | CA | 92371 |
| Snow Irrigation | 619-728-1156 | 232 W Aviation Rd | Fallbrook | CA | 92028 |
| Solatrol Inc | 619-452-4500 | 11080 Roselle | La Jolla | CA | 92037 |
| South Bay Irrigation Dist | 619-427-0868 | 505 Garrett Ave | Chula Vista | CA | 91910 |
| Southern Calif Water Co For Office & Emergenci | 619-348-2303 | 631 S Sorensen Ave | Calipatria | CA | 92233 |
| Southern California Water Co | 619-249-3824 | 1512 State Hwy 2 | Wrightwood | CA | 92397 |
| Southern California Water Co Apple Valley | 619-247-7420 | 13608 Hitt Rd | Apple Valley | CA | 92308 |
| Southern California Water Co Barstow | 619-256-8215 | 1521 E Main St | Barstow | CA | 92311 |
| Southern California Water Products | 619-238-8036 | 2970 Main St | San Diego | CA | 92113 |
| Southlake Water Co Inc | 619-378-2081 | 14600 Highway 178 | Lake Isabella | CA | 93240 |
| Spiral Filtration Co | 619-744-3012 | 747 N Twin Oaks Valley Rd | San Marcos | CA | 92069 |
| Star Machine Works | 619-232-3216 | 418-10th Ave | San Diego | CA | 92100 |
| Sunset Lawn & Sprinklers | 619-277-1855 | 3233 Via Arcilla | San Diego | CA | 92111 |
| Sweetwater Authority Division Shops | 619-422-8395 | 505 Garrett Ave | Chula Vista | CA | 91910 |
| Tasty Klear Water | 619-353-1094 | 282 S Imperial Ave | El Centro | CA | 92243 |
| Thomas B | 619-558-3116 | 5288 Eastgate Mall | La Jolla | CA | 92037 |
| Thunderbird Cnty Water Dist | 619-247-2503 | 24737 Standing Rock Ave | Apple Valley | CA | 92307 |
| Tia Juana Valley County Water District | 619-429-6106 | 2222 Coronado Ave | Chula Vista | CA | 91911 |
| Tif Irrigation Inc | 619-535-1538 | 10477 Roselle | La Jolla | CA | 92037 |
| T-Systems International Inc | 619-578-1860 | 7545 Carroll Rd | San Diego | CA | 92121 |
| Twentynine Palms Water District | 619-367-7546 | 72401 Hatch Rd | Twentynine Palms | CA | 92277 |
| U S Filter-Arrowhead Inc | 619-442-0826 | 601 Front St | El Cajon | CA | 92020 |
| U S Water Products Inc | 619-677-0198 | 6995 Flanders Dr | La Jolla | CA | 92037 |
| United Green Mark | 619-536-3470 | 9530 Candida St | San Diego | CA | 92126 |
| Vallecitos Water District | 619-744-0460 | 788 W San Marcos Blvd | San Marcos | CA | 92069 |
| Valley Center Municipal Water Dist | 619-749-1600 | 29300 Valley Center Rd | Valley Center | CA | 92082 |
| Victor Valley Water District | 619-245-6424 | 17185 Yuma St | Victorville | CA | 92392 |
| Vinh Hao | 619-282-9111 | 4652 El Cajon Blvd | San Diego | CA | 92115 |
| Vista Irrigation District | 619-724-8811 | 202 W Connecticut Ave | Vista | CA | 92083 |
| Vista Pipe And Supply Co Branch | 619-726-3996 | 1411 S Santa Fe Ave | Vista | CA | 92083 |
| Water Center | 619-461-1538 | P O Box 83358 | La Mesa | CA | 91943 |
| Water Center | 619-562-3230 | P O Box 83358 | El Cajon | CA | 92020 |
| Water Express | 619-353-5555 | PO Box 2962 | El Centro | CA | 92244 |
| Water Express Brawley | 619-344-5892 | 495 N-8th | Brawley | CA | 92227 |
| Water Gate Co The | 619-353-0099 | 1870 Dogwood Rd | El Centro | CA | 92243 |
| Water Tech Irrigtn Systms & Equip | 619-344-8000 | PO Box 1383 | Brawley | CA | 92227 |
| Watermaker Store | 619-226-2622 | 1273 Scott St | San Diego | CA | 92106 |
| West Main Pump Sales & Service | 619-352-5791 | 121 N K St | Imperial | CA | 92251 |
| Whitewater Mutual Water Co | 619-325-5880 | 879 N Palm Canyon Dr | Palm Springs | CA | 92262 |
| Yosemite Waters | 619-775-0021 | 83740 Citrus Ave | Indio | CA | 92201 |
