| Public power utility | Retail electric customers |
|---|---|
| City Utilities of Springfield | 121,603 |
| City of Independence | 58,789 |
| City of Columbia | 53,276 |
| City of Nixa | 11,653 |
| City of Kirkwood | 10,313 |
| City of Rolla | 9,633 |
| City of Poplar Bluff | 9,611 |
| City of Hannibal | 8,798 |
| City of Sikeston | 8,749 |
| City of Farmington | 8,400 |
| City of Carthage | 8,251 |
| City of Jackson | 7,718 |
| City of Lebanon | 7,490 |
| City of West Plains | 6,461 |
| City of Marshall | 6,098 |
| City of Fulton | 5,558 |
| City of Kennett | 5,494 |
| City of Monett | 4,887 |
| City of Harrisonville | 4,679 |
| Chillicothe Municipal Utils | 4,590 |
| City of Sullivan | 4,056 |
| City of Cameron | 3,452 |
| City of St Robert | 3,230 |
| City of Macon | 3,105 |
| Trenton Municipal Utilities | 2,985 |
| City of Waynesville | 2,750 |
| City of Higginsville | 2,633 |
| City of Salem | 2,606 |
| City of Odessa | 2,567 |
| City of Lamar | 2,443 |
| City of Centralia | 2,422 |
| City of California | 2,394 |
| City of Fredericktown | 2,393 |
| City of Mount Vernon | 2,393 |
| City of Butler | 2,383 |
| City of Palmyra | 2,327 |
| City of El Dorado Springs | 2,242 |
| City of Malden | 2,128 |
| City of Cuba | 2,100 |
| City of St James | 2,085 |
| Carrollton Board of Public Wks | 2,059 |
| City of Bethany | 1,927 |
| City of New Madrid | 1,710 |
| City of Ava | 1,603 |
| City of Fayette | 1,558 |
| City of Hermann | 1,545 |
| City of Mountain View | 1,442 |
| City of Vandalia | 1,435 |
| City of Houston | 1,330 |
| City of Monroe City | 1,311 |
| City of Marceline | 1,264 |
| City of Kahoka | 1,241 |
| City of Memphis | 1,162 |
| City of Unionville | 1,153 |
| City of Willow Springs | 1,143 |
| City of Thayer | 1,094 |
| City of Cabool | 1,087 |
| City of Slater | 1,023 |
| City of Richland | 1,010 |
| City of Shelbina | 1,000 |
| City of Salisbury | 991 |
| City of Gallatin | 983 |
| City of Albany | 981 |
| City of Milan | 946 |
| City of Seymour | 913 |
| City of Paris | 807 |
| City of Steelville | 796 |
| City of La Plata | 769 |
| City of Crane | 756 |
| City of Rockport | 735 |
| City of Stanberry | 714 |
| City of Mansfield | 705 |
| City of Winona | 614 |
| Lockwood Water & Light Company | 565 |
| City of Osceola | 533 |
| City of Perry | 458 |
| City of Liberal | 369 |
| City of Meadville | 233 |
| City of Newburg | 204 |
| City of Gilman City | 201 |
| City of Linneus | 150 |
| City of Easton | 103 |
| City of Mindenmines | 99 |
| City of Hunnewell | 92 |
Largest first by retail electric customers, as each employer reports it to its federal registry.
Source: U.S. Energy Information Administration, Annual Electric Power Industry Report (Form EIA-861), 2024 final data. Data captured October 2, 2026.
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