| 51 East Corp |
| Achille |
| Ada |
| Adair |
| Adair Co RWD #1 (Cherry Tree) |
| Adair Co RWD #2 |
| Adair Co RWD #3 |
| Adair Co RWD #4 |
| Adair Co RWD #5 |
| Adair Co RWS & SWMD #6 |
| Adamson RWD #8 |
| Afton |
| Alex |
| Alfalfa Co RWS & SWMD #1 (North) |
| Aline |
| Allen |
| Altus |
| Alva |
| Ames |
| Anadarko |
| Antlers |
| Apache |
| Arapaho |
| Ardmore |
| Arkoma |
| Arnett |
| Asher |
| Atoka |
| Atoka Co RWD #1 (Wardville) |
| Atoka Co RWD #2 |
| Atoka Co RWD #3 (Caney) |
| Atoka Co RWS & SWMD #4 |
| Avant |
| Bar-Dew Water Assoc Inc |
| Barnsdall |
| Bartlesville |
| Beaver |
| Beaver Co RWD #1 (Turpin) |
| Beaver Co RWD #2 (Gate) |
| Beckham Co RWD #1 |
| Beckham Co RWD #2 |
| Beckham Co RWD #3 |
| Beggs |
| Bernice |
| Bessie |
| Bethany |
| Big Cabin |
| Billings |
| Binger |
| Birch Creek RWD |
| Bixby |
| Blackwell |
| Blackwell RW Corp |
| Blair |
| Blanchard |
| Blue Jacket |
| Boise City |
| Bokchito |
| Bokoshe |
| Boswell |
| Bowlegs Lima Water |
| Boynton |
| Braggs |
| Braman |
| Breckinridge |
| Bridgeport |
| Bristow |
| Broken Arrow |
| Broken Bow |
| Bromide |
| Brooksville |
| Bryan Co RW & SD #5 |
| Bryan Co RWD #6 |
| Bryan Co RWD #7 |
| Bryan Co RWD #9 |
| Bryan Co RWS & SWMD #2 |
| Buckhorn RWD |
| Buffalo |
| Burbank |
| Burlington |
|
| Burns Flat |
| Burnt Cabin RWD |
| Butler |
| Byars |
| Cache |
| Caddo |
| Caddo Co RWD #1 (Lookeba) |
| Caddo Co RWD #3 |
| Calera |
| Calumet |
| Calvin |
| Camargo RWD #2 |
| Cameron |
| Canadian Co RWD #1 |
| Canadian Co RWD #4 |
| Canadian Co Water Authority |
| Canton |
| Canute |
| Carmen |
| Carnegie |
| Carney |
| Carter |
| Cashion |
| Catoosa |
| Cement |
| Centrahoma |
| Chandler |
| Chattanooga |
| Checotah |
| Chelsea |
| Cherokee |
| Cherokee Co RWD #1 (Ft Gibson) |
| Cherokee Co RWD #11 |
| Cherokee Co RWD #12 |
| Cherokee Co RWD #13 |
| Cherokee Co RWD #2 (Keys) |
| Cherokee Co RWD #3 |
| Cherokee Co RWD #7 (Welling) |
| Cherokee Co RWD #8 (Briggs) |
| Cherokee Co RWD #9 |
| Cheyenne |
| Chickasha |
| Choctaw |
| Choctaw Co RWD #1 |
|
| Choctaw Co RWSG & SWMD #3 |
| Choctaw RWD #2 |
| Chouteau |
| Cimarron City |
| Claremore |
| Clarita Olney Water Co Inc |
| Clayton |
| Cleo Springs |
| Clinton |
| Coal Co RWD #5 |
| Coalgate |
| Colbert |
| Colcord |
| Cole |
| Collinsville |
| Comanche |
| Comanche Co RWD #3 |
| Comanche Co RWD #4 |
| Commerce |
| Consolidated RWD #1 Leflore Co |
| Consolidated RWD #3 Creek Co |
| Copan |
| Corn |
| Cornish |
| Cotton Co RWD #1 |
| Cotton Co RWD #2 |
| Covington |
| Coweta |
| Coyle |
| Craig Co RWD #1 |
| Craig Co RWD #2 |
| Craig Co RWS & SWMD #3 |
| Creek Co RWD #1 |
| Creek Co RWD #10 |
| Creek Co RWD #2 |
| Creek Co RWD #4 |
| Creek Co RWD #5 |
| Creek Co RWD #7 |
| Crescent |
| Cushing |
| Custer City |
| Custer Co RWD #3 |
| Cyril |
| Dacoma |
| Davenport |
| Davidson |
| Davis |
| Deer Creek |
| Deer Creek RW Corp |
| Del City |
| Delaware |
| Delaware Co RWD #1 |
| Delaware Co RWD #10 |
| Delaware Co RWD #3 |
| Delaware Co RWD #9 |
| Depew |
| Devol |
| Dewar |
| Dewey |
| Dewey Co RWD #1 |
| Dewey Co RWD #3 |
| Dibble |
| Dill City |
| Dougherty |
| Douglas |
| Dover |
| Drummond |
| Drumright |
| Duke |
| Duke Central Vue Water |
| Duncan |
| Durant |
| Dustin |
| Eakly |
| East Central Okla Water Authority |
| Edmond |
| El Reno |
| Eldorado |
| Elgin |
| Elk City |
| Elm Bend RWD Inc |
| Elmore City |
| Elmore City RW Corp |
| Enid |
|
| Erick |
| Eufaula |
| Fairfax |
| Fairmont |
| Fairview |
| Fargo |
| Faxon |
|
| Fletcher |
| Forgan |
| Fort Cobb |
| Fort Gibson |
| Fort Supply |
| Fort Towson |
| Foss |
| Foss Reservoir MCD |
| Francis |
| Frederick |
| Freedom |
| Frontier Development Authority |
| Gage |
| Gans |
| Garber |
| Garfield Co RWD #1 (Krem-Hill) |
| Garfield Co RWD #5 |
| Garfield Co RWD #6 |
| Garfield Co RWD #7 |
| Garvin |
| Garvin Co RWD #1 |
| Garvin Co RWD #2 |
| Garvin Co RWD #4 |
| Garvin Co RWD #6 (Wells) |
| Geary |
| Geronimo |
| Glencoe |
| Glenpool |
| Goldsby |
| Goltry |
| Goodwell |
| Gore |
| Gotebo |
| Gould |
| Gracemont |
| Grady Co RWD #1 |
| Grady Co RWD #2 |
| Grady Co RWD #3 |
| Grady Co RWD #6 |
| Grady Co RWD #7 (Ninnekah) |
| Grand Lake |
| Grandfield |
|
| Granite |
| Grant Co RWD #1 |
| Grayhorse RWD |
| Greenfield |
| Grove |
| Guthrie |
| Guymon |
|
| Haileyville |
| Hallett |
| Hammon |
| Hanna |
| Hardesty |
| Harmon Electric |
| Harmon Water Corp |
| Harper Co Water Corp |
| Harrah |
|
| Hartshorne |
| Haskell |
| Haskell Co Water Company |
| Haworth |
| Headrick |
| Healdton |
| Heaston RW Corp |
| Heavener |
| Helena |
| Hennessey |
| Henryetta |
| Hillsdale |
| Hinton |
| Hitchcock |
|
| Hobart |
| Holdenville |
| Hollis |
| Hollister |
| Hominy |
| Hooker |
| Hughes Co RWD #1 |
|
| Hughes Co RWD #2 |
| Hughes Co RWD #3 |
| Hughes Co RWD #4 |
| Hughes Co RWD #5 |
| Hughes Co RWD #6 (Gerty) |
| Hugo |
| Hulbert |
|
| Hydro |
| Idabel |
| Indiahoma |
| Indianola RWD #18 |
| Inola |
| Jackson Co Water Corp |
|
| Jay |
| Jefferson Co Cons RWD #1 |
| Jenks |
| Jennings |
| Jet |
| Johnston Co RWD #3 |
| Johnston Co RWS & SWMD #4 |
| Jones |
| Kansas |
| Kaw City |
| Kaw Water Inc |
| Kay Co RWD #1 |
| Kay Co RWD #2 |
| Kay Co RWD #3 |
| Kay Co RWD #4 |
|
| Kay Co RWD #5 (Dale Water Corp) |
| Kendrick |
| Kenefic |
| Keota |
| Ketchum |
| Keyes |
| Kingfisher |
| Kingston |
| Kiowa |
| Kiowa Co RWS & SWMD #1 |
| Konawa |
| Krebs |
| Kusa RWD #3 |
| Lahoma |
| Lamont |
| Langley |
| Langston |
| Latimer Co RWD #1 |
| Latimer Co RWD #2 |
| Latimer Co RWD #4 |
| Latimer RWD #3 |
| Laverne |
| Lawton |
| Le Ann Water |
| Lee Creek RWD |
| Leedey |
| Leflore Co RWD #1 |
| Leflore Co RWD #14 |
| Leflore Co RWD #15 |
|
| Leflore Co RWD #17 |
| Leflore Co RWD #2 |
| Leflore Co RWD #3 |
| Leflore Co RWD #5 |
| Lehigh |
| Lenapah |
| Leon RWD #1 (Love County) |
| Lexington |
| Lincoln Co RWD #1 |
| Lincoln Co RWD #2 |
| Lincoln Co RWD #3 |
| Lincoln Co RWD #4 |
| Lindsay |
| Locust Grove |
| Logan Co RWD #1 |
|
| Logan Co RWD #2 |
|
| Logan Co RWS & SWMD #3 |
| Lone Chimney Water Association |
| Lone Grove |
| Lone Wolf |
| Longdale |
| Longtown RW & S District #1 Pittsburg Co |
| Loyal |
| Luther |
| Madill |
| Major Co RWD #1 |
| Manchester |
|
| Mangum |
| Manitou |
| Mannford |
|
| Mannsville |
| Marietta |
| Marland |
| Marlow |
| Marshall |
| Marshall Co Water Corp |
|
| Martha |
| Maud |
| Mayes Co RWD #2 |
| Mayes Co RWD #3 |
| Mayes Co RWD #4 |
| Mayes Co RWD #5 |
| Mayes Co RWD #6 |
| Mayes Co RWD #7 |
| Mayes Co RWD #8 |
| Mayes Co RWD #9 |
| Maysville |
| McAlester |
| McClain Co RWD #8 |
| McCurtain |
|
| McCurtain Co RWD #1 |
| McCurtain Co RWD #2 |
| McCurtain Co RWD #5 (Hochatown) |
|
| McCurtain Co RWD #7 |
| McCurtain Co RWD #8 (Mt Fork Water) |
| McIntosh Co RWD #13 (Wells) |
| McIntosh Co RWD #3 (Victor) |
|
| McIntosh Co RWD #4 (Hitchita) |
| McIntosh Co RWD #5 |
| McIntosh Co RWD #6 (Vivian) |
| McIntosh Co RWD #8 (Texanna) |
| McIntosh Co RWS & SWMD #2 (Onapa) |
| McIntosh Co RWS & SWMD #9 |
|
| McLoud |
| Medford |
| Medicine Park |
| Meeker |
| Meno |
| Meridian Water Supply |
| Miami |
| Midwest City |
| Milburn |
| Mill Creek |
| Minco |
| Moore |
| Mooreland |
|
| Morris |
| Morrison |
|
| Mountain Park |
|
| Mountain Park MCD |
| Mountain View |
| Muldrow |
| Mulhall |
| Murray Co RWD #1 |
| Muskogee |
| Muskogee Co RWD #1 (Oktaha) |
| Muskogee Co RWD #10 |
| Muskogee Co RWD #2 (Gooseneck) |
| Muskogee Co RWD #3 |
| Muskogee Co RWD #4 |
| Muskogee Co RWD #5 |
| Muskogee Co RWD #6 |
| Muskogee Co RWD #7 |
| Muskogee Co RWD #9 |
| Mustang |
| Nash |
| New Cordell |
| Newcastle |
| Newkirk |
| Nichols Hills |
| Noble |
| Noble Co RWD #1 (Lucien) |
| Noble Co RWD #2 |
| Noble Co RWD #3 |
| Noble Co RWD #4 |
| Norge Water Co. |
|
| Norman |
| North Blaine Water |
| Nowata |
| Nowata Co RW & S District #1 |
| Nowata Co RWD #2 |
| Nowata Co RWD #3 |
| Nowata Co RWD #6 |
| Nowata Co RWD #7 |
| Oakland |
| Oaks Water Works Inc |
| Ochelata |
| Oilton |
| Okarche |
| Okarche RWD |
| Okay |
|
| Okeene |
| Okemah |
| Okfuskee Co RWD #1 (Boley) |
| Okfuskee Co RWD #2 |
| Okfuskee Co RWD #3 |
|
| Oklahoma City |
| Okmulgee |
| Okmulgee Co RWD #1 |
| Okmulgee Co RWD #2 (Preston) |
| Okmulgee Co RWD #20 |
| Okmulgee Co RWD #21 |
| Okmulgee Co RWD #4 |
| Okmulgee Co RWD #5 (Bryant RWD #5) |
|
| Okmulgee Co RWD #6 (Hectorville RWD #6) |
|
| Okmulgee Co RWD #7 (Nuyaka) |
| Olustee |
| Optima |
| Osage |
| Osage Co RWD #1 |
| Osage Co RWD #15 |
| Osage Co RWD #18 (Evergreen) |
| Osage Co RWD #20 (Hulah) |
| Osage Co RWD #21 |
| Osage Co RWD #5 |
| Osage Co RWS & SWD #3 (Braden) |
| Ottawa Co RWD #3 |
| Ottawa Co RWD #4 |
| Ottawa Co RWD #5 |
| Ottawa Co RWD #6 |
| Ottawa Co RWD #7 |
| Owasso |
| Paden |
| Panama |
| Paoli |
| Pauls Valley |
|
| Pawhuska |
| Pawnee |
| Pawnee Co RWD #1 |
|
| Pawnee Co RWD #3 |
| Pawnee Co RWD #4 |
| Pawnee Co RWD #5 |
| Payne Co RW Corp #3 |
| Payne Co RWD #3 |
| Payne Co RWD #4 |
| Peggs |
| Perkins |
|
| Perry |
| Phillips RWD #1 |
|
| Piedmont |
| Pittsburg |
|
| Pittsburg Co PWA (Crowder) |
| Pittsburg Co RWD #14 |
| Pittsburg Co RWD #16 |
| Pittsburg Co RWD #4 (Canadian) |
| Pittsburg Co RWD #5 |
| Pittsburg Co RWD #6 (Alderson) |
| Pittsburg Co RWD #7 (Haywood) |
| Pittsburg Co RWD #9 (McAlester) |
| Ponca City |
| Pond Creek |
| Pontotoc Co RWD #1 (Homer) |
| Pontotoc Co RWD #6 (Fittstown) |
| Pontotoc Co RWD #7 |
| Pontotoc Co RWD #8 |
| Pontotoc Co RWD #9 |
| Porter |
| Porum |
| Poteau |
| Pottawatomie Co Development Authority |
|
| Pottawatomie Co RWD #2 (Tri County) |
| Pottawatomie Co RWD #3 |
| Prague |
| Prue |
| Pryor |
| Pryor East RWD #1 |
| Purcell |
| Pushmataha Co RWD #1 |
|
| Pushmataha Co RWD #2 (Albion) |
| Pushmataha Co RWD #3 |
| Pushmataha Co RWD #5 (Nashoba) |
| Quapaw |
| Quapaw Tribe |
| Quinlan Community RWD #1 |
| Quinton |
| R&C Water Corp |
| Ralston |
| Ramona |
| Ratliff City |
| Ravia |
|
| Red Bird |
| Red Oak |
| Red Rock |
| Reed |
| Ringling |
| Ringwood |
| Ripley |
| Rocky |
| Roff |
| Roger Mills RWD #2 (Red Star) |
| Roger Mills RWS & SWMD #1 |
| Roger Mills RWS & SWMD #3 |
|
| Rogers Co RWD #2 |
| Rogers Co RWD #3 Lake Plant |
| Rogers Co RWD #4 |
| Rogers Co RWD #5 |
| Rogers Co RWD #6 |
|
| Rogers Co RWD #7 |
|
| Rogers Co RWD #8 |
| Rogers Co RWD #9 |
| Roland |
| Roosevelt |
| Roundhill RWD #4 |
| Rush Springs |
| Ryan |
| SW Water Inc |
| Salina |
| Sallisaw |
| Sand Springs |
| Sapulpa |
| Sapulpa Rural Water Company |
| Sasakwa PWA |
| Sasakwa RWD |
|
| Savanna |
| Sayre |
| Seiling |
|
| Seminole |
| Seminole Co RW & SWMD #3 |
| Seminole Co RWD #1 |
| Seminole Co RWD #2 |
|
| Seminole Co RWD #5 |
|
| Sentinel |
| Sequoyah Co RWD #3 |
| Sequoyah Co RWD #4 |
| Sequoyah Co RWD #5 |
| Sequoyah Co RWD #7 |
| Sequoyah Co Water Assoc |
| Sharon |
| Shattuck |
|
| Shawnee |
| Shidler |
| Skiatook |
| Slick |
|
| Snyder |
| Soper |
| South Coffeyville |
| Southern Okla Water Corp |
| Spavinaw |
| Spencer |
| Sperry |
| Spiro |
|
| Spiro East RWS |
| St Louis RWD |
| Stephens Co RW & SD #1 |
| Stephens Co RWD #3 (Meridian) |
| Stephens Co RWD #4 (Loco) |
|
| Stephens Co RWD #5 |
|
| Sterling |
| Stick Ross Mt Water Co. |
|
| Stigler |
| Stillwater |
| Stilwell |
| Stonewall |
|
| Stratford |
| Strike-Axe Hwy 60 |
|
| Stringtown |
| Stroud |
| Sulphur |
| Taft |
| Tahlequah |
|
| Talihina |
| Taloga |
|
| Tecumseh |
|
| Temple |
|
| Terral |
| Texas Co RWD #1 |
| Texhoma |
| Thackerville |
| Thirsty Water Corp |
| Thomas |
| Tillman Co RWD #1 |
| Tipton |
| Tishomingo |
| Tonkawa |
|
| Tryon |
| Tullahassee |
| Tulsa |
| Tupelo |
| Tuttle |
| Tyrone |
| Union City |
| Valliant |
| Verden |
| Vian |
| Vici |
| Vinita |
| Wagoner |
| Wagoner Co RWD #1 |
|
| Wagoner Co RWD #2 |
| Wagoner Co RWD #4 |
| Wagoner Co RWD #5 |
| Wagoner Co RWD #6 |
| Wagoner Co RWD #7 |
| Wagoner Co RWD #9 |
| Wakita |
| Walters |
|
| Wanette |
|
| Wapanucka |
| Warner |
| Washington |
| Washington Co RWD #1 |
| Washington Co RWD #2 |
|
| Washington Co RWD #3 |
| Washington Co RWD #5 |
| Washita Co RWD #2 |
|
| Water District Inc |
| Water Improvement District #3 |
| Watonga |
|
| Watts |
| Waukomis |
| Waurika |
| Wayne |
| Waynoka |
|
| Weatherford |
| Welch |
| Weleetka |
|
| Wellston |
|
| West Davis RWD |
| West Siloam Springs |
|
| Western Carter Co Water Corp |
| Westport |
| Westville |
| Wetumka |
|
| Wewoka |
| Wilburton |
| Willow |
| Wilson |
| Wister |
| Woods Co RWD #1 |
|
| Woods Co RWD #2 |
|
| Woods Co RWD #3 |
| Woodward |
|
| Woodward Co RWD #1 |
| Woodward Co RWD #2 |
|
| Wright City |
| Wynnewood |
|
| Wynona |
| Yale |
| Yukon |