| Zipcode | Community | City | State | Metro Area |
|---|---|---|---|---|
| 04468 | Old town | Old town | Maine | Bangor ME |
| 21555 | Oldtown | Oldtown | Maryland | Cumberland MD-WV |
| 27106 | Oldtown | Winston salem | North Carolina | Winston-Salem NC |
| 32680 | Old town | Old town | Florida | |
| 38852 | Oldham | Iuka | Mississippi | |
| 38868 | Old union | Shannon | Mississippi | Tupelo MS |
| 41144 | Oldtown | Greenup | Kentucky | Huntington-Ashland WV-KY-OH |
| 42361 | Olaton | Olaton | Kentucky | |
| 51351 | Old town | Milford | Iowa | Spirit Lake IA |
| 57051 | Oldham | Oldham | South Dakota | |
| 57701 | Old town | Rapid city | South Dakota | Rapid City SD |
| 61701 | Oldtown | Bloomington | Illinois | Bloomington IL |
| 74052 | Oilton | Oilton | Oklahoma | Tulsa OK |
| 76466 | Olden | Olden | Texas | |
| 76687 | Old union | Thornton | Texas | |
| 78371 | Oilton | Oilton | Texas | Laredo TX |
| 79064 | Olton | Olton | Texas | |
| 83822 | Oldtown | Oldtown | Idaho | Sandpoint ID |