| Zipcode | Community | City | State | Metro Area |
|---|---|---|---|---|
| 02891 | Misquamicut | Westerly | Rhode Island | Providence-Warwick RI-MA |
| 15237 | Mc knight | Pittsburgh | Pennsylvania | Pittsburgh PA |
| 15237 | Mcknight | Pittsburgh | Pennsylvania | Pittsburgh PA |
| 38647 | Michigan city | Michigan city | Mississippi | Memphis TN-MS-AR |
| 46360 | Michigan city | Michigan city | Indiana | Michigan City-La Porte IN |
| 46361 | Michigan city | Michigan city | Indiana | Michigan City-La Porte IN |
| 50401 | Mason city | Mason city | Iowa | Mason City IA |
| 50402 | Mason city | Mason city | Iowa | Mason City IA |
| 62664 | Mason city | Mason city | Illinois | |
| 68855 | Mason city | Mason city | Nebraska | |
| 75652 | Mcknight | Henderson | Texas | Longview TX |
| 99116 | Mason city | Coulee dam | Washington | |