| Country | United States (US) |
| UN/LOCODE | PMK |
| Name | Potomac |
| Name Without Diacritics | Potomac |
| Region | MD |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 101 |
| Country | United States (US) |
| UN/LOCODE | PMK |
| Name | Potomac |
| Name Without Diacritics | Potomac |
| Region | MD |
| Function Code | --3----- |
| Function | Road |
| Status Code | RL (Recognised Location) |
| Date | 101 |