Founded in 1789, Allegany County is one of 23 counties in the state of Maryland. Historically, Allegany County was formed from part of Washington County. The city of Cumberland is the county seat. With FIPS code of 1, Allegany County has a population of 67,729 and area of 430 square miles (1,114 km2).
List of all cities in Allegany County, MD alphabetically
| City/Town | Postal Code | Area Code |
| Barton, MD | 21521 | 301/240/227 |
| Corriganville, MD | 21524 | 301/240/227 |
| Cresaptown, MD | 21502 | 301/240/227 |
| 21505 | 301/240/227 | |
| Cumberland, MD | 21501 | 301/240/227 |
| 21502 | 301/240/227 | |
| 21503 | 301/240/227 | |
| 21504 | 301/240/227 | |
| 21505 | 301/240/227 | |
| Eckhart Mines, MD | 21528 | 301/240/227 |
| Ellerslie, MD | 21529 | 301/240/227 |
| Flintstone, MD | 21530 | 301/240/227 |
| Frostburg, MD | 21532 | 301/240/227 |
| Lavale, MD | 21502 | 301/240/227 |
| 21504 | 301/240/227 | |
| Little Orleans, MD | 21766 | 301/240/227 |
| Lonaconing, MD | 21539 | 301/240/227 |
| Luke, MD | 21540 | 301/240/227 |
| McCoole, MD | 21562 | 301/240/227 |
| Midland, MD | 21542 | 301/240/227 |
| Midlothian, MD | 21543 | 301/240/227 |
| Mount Savage, MD | 21545 | 301/240/227 |
| Oldtown, MD | 21555 | 301/240/227 |
| Pinto, MD | 21556 | 301/240/227 |
| Rawlings, MD | 21557 | 301/240/227 |
| Spring Gap, MD | 21560 | 301/240/227 |
| Westernport, MD | 21540 | 301/240/227 |
| 21562 | 301/240/227 |