| City of Maple Grove MN | Public Administration | 0 | — | D |
| City of Maplewood MN | Public Administration | 0 | — | D |
| City of Maplewood DMV MN | — | 0 | — | — |
| City of Marengo IL | Public Administration | 0 | — | A |
| City of Maricopa AZ | Public Administration | 0 | — | D |
| City of Marion IA | Public Administration | 0 | — | F |
| CITY OF MARION, ILLINOIS IL | Transportation & Warehousing | 0 | — | B |
| CITY OF MARION, ILLINOIS Fire Department IL | Public Administration | 0 | — | B |
| CITY OF MARION, ILLINOIS Street Department IL | Construction | 0 | — | F |
| City of Marquette MI | Public Administration | 0 | — | C |
| City of Marshall MI | Public Administration | 0 | — | B |
| City of Marshall MN | Public Administration | 0 | — | D |
| City of Marshalltown IA | Public Administration | 0 | — | A |
| City of Maryville TN | Public Administration | 0 | — | B |
| City of Mason MI | Public Administration | 0 | — | D |
| City of Mayer MN | Public Administration | 0 | — | A |
| City of Mazeppa MN | Public Administration | 0 | — | A |
| City of McLeansboro IL | Construction | 0 | — | A |
| City of Medford MN | Public Administration | 0 | — | A |
| City of Medford OR | Public Administration | 0 | — | D |
| City of Medina MN | Public Administration | 0 | — | A |
| City of Memphis TN | Public Administration | 0 | — | F |
| City of Memphis 1300 - FIRE SERVICES DIVISION TN | Public Administration | 0 | — | F |
| City of Memphis 1400 - POLICE SERVICES DIVISION TN | Public Administration | 0 | — | F |
| City of Memphis 1600 - SOLID WASTE TN | Utilities | 0 | — | F |
| City of Memphis 1700 - PUBLIC WORKS DIVISION TN | Public Administration | 0 | — | F |
| City of Memphis 2000 - GENERAL SERVICES DIVISION TN | Public Administration | 0 | — | F |
| City of Menahga MN | Public Administration | 0 | — | D |
| City of Mendota Heights MN | Public Administration | 0 | — | C |
| City Of Meriden CT | Information & Media | 0 | — | F |
| City of Mesa AZ | Arts & Entertainment | 0 | — | F |
| City of Mesa Electric Distribution AZ | Utilities | 0 | — | F |
| City of Michigan City IN | Public Administration | 0 | — | F |
| City of Middletown CT | Utilities | 0 | — | F |
| City of Middletown - Central Communications CT | Public Administration | 0 | — | A |
| City of Middletown - Fire Service CT | Public Administration | 0 | — | F |
| City of Middletown - Library CT | Information & Media | 0 | — | F |
| City of Middletown - Police Department CT | Public Administration | 0 | — | F |
| City of Middletown - Public Works Highway CT | Public Administration | 0 | — | D |
| City of Middletown - Water Department CT | Public Administration | 0 | — | F |
| City of Midland MI | Public Administration | 0 | — | F |
| City of Midland TX | Public Administration | 1 | $56,932 | — |
| City of Milaca MN | Public Administration | 0 | — | A |
| City of Milford CT | Public Administration | 0 | — | A |
| City of Milford, Connecticu CT | Public Administration | 0 | — | C |
| City of Milford, Connecticut CT | Utilities | 0 | — | F |
| City of Minneapolis MN | Public Administration | 0 | — | F |
| City of Minneapolis - Intergovernmental Relations MN | Public Administration | 0 | — | A |
| City of Minneapolis Fire Department MN | Public Administration | 0 | — | F |
| City of Minneapolis Public Works MN | Public Administration | 0 | — | D |