| Mill Run Levittown | Eastern Time | 00:00 |
| Mill Run Lewistown | Eastern Time | 00:00 |
| Mill Run Mahabaleshwar | India Standard Time | -10:30 |
| Mill Run Mahabalipuram | India Standard Time | -10:30 |
| Mill Run Magdalena del Mar | Peru Time | 00:00 |
| Mill Run Magill | Central Australia Time | -15:30 |
| Mill Run Mahboula | Arabian Time | -08:00 |
| Mill Run Maiden Gully | Eastern Australia Time | -16:00 |
| Mill Run Mahikeng | South Africa Standard Time | -07:00 |
| Mill Run Mahon | Central European Time | -06:00 |
| Mill Run Mae Sot | Indochina Time | -12:00 |
| Mill Run Mae Hia | Indochina Time | -12:00 |
| Mill Run Mae Na Wang | Indochina Time | -12:00 |
| Mill Run Mafra | Western European Time | -05:00 |
| Mill Run Madeirã | Western European Time | -05:00 |
| Mill Run Madeira Beach | Eastern Time | 00:00 |
| Mill Run Mackinaw | Central Time | 01:00 |
| Mill Run Macksville | Eastern Australia Time | -16:00 |
| Mill Run Macquarie | Eastern Australia Time | -16:00 |
| Mill Run Macquarie Fields | Eastern Australia Time | -16:00 |
| Mill Run Main Beach | Eastern Australia Time | -15:00 |
| Mill Run Mainbernheim | Central European Time | -06:00 |
| Mill Run Maïné-Soroa | West Africa Time | -06:00 |
| Mill Run Malaimedu | India Standard Time | -10:30 |
| Mill Run Malaga | Western Australia Time | -13:00 |
| Mill Run Maladi | India Standard Time | -10:30 |
| Mill Run Makrandpur Thakuran | India Standard Time | -10:30 |
| Mill Run Makarska | Central European Time | -06:00 |
| Mill Run Makawao | Hawaii-Aleutian Time | 05:00 |
| Mill Run Maketu | New Zealand Time | -18:00 |
| Mill Run Malton | United Kingdom Time | -05:00 |
| Mill Run Malkishua | Eastern European Time | -07:00 |
| Mill Run Mallemort | Central European Time | -06:00 |
| Mill Run Malles Venosta | Central European Time | -06:00 |
| Mill Run Malmedy | Central European Time | -06:00 |
| Mill Run Malinalco | Central Time | 01:00 |
| Mill Run Maliaño | Central European Time | -06:00 |
| Mill Run Malibu | Pacific Time | 03:00 |
| Mill Run Maleny | Eastern Australia Time | -15:00 |
| Mill Run Maldon | Eastern Australia Time | -16:00 |
| Mill Run Malalbergo | Central European Time | -06:00 |
| Mill Run Malay | Philippine Time | -13:00 |
| Mill Run Luhe-Wildenau | Central European Time | -06:00 |
| Mill Run Luisant | Central European Time | -06:00 |
| Mill Run Luján | Argentina Time | -02:00 |
| Mill Run Lunas | Malaysia Time | -13:00 |
| Mill Run Luján de Cuyo | Argentina Time | -02:00 |
| Mill Run Lutherville-Timonium | Eastern Time | 00:00 |
| Mill Run Luverne | Central Time | 01:00 |
| Mill Run Luzerne | Eastern Time | 00:00 |