Founded in 1838, Piscataquis County is one of 16 counties in the state of Maine. Historically, Piscataquis County was formed from parts of Penobscot County and Somerset County. The city of Dover-Foxcroft is the county seat. With FIPS code of 21, Piscataquis County has a population of 17,165 and area of 4,377 square miles (11,336 km2).
List of all cities in Piscataquis County, ME alphabetically
| City/Town | Postal Code | Area Code |
| Abbot, ME | 04406 | 207 |
| Atkinson, ME | 04426 | 207 |
| Barnard Township, ME | 04414 | 207 |
| Beaver Cove, ME | 04441 | 207 |
| Blanchard Township, ME | 04406 | 207 |
| Bowerbank, ME | 04426 | 207 |
| Brownville, ME | 04414 | 207 |
| 04481 | 207 | |
| Brownville Junction, ME | 04415 | 207 |
| Derby, ME | 04463 | 207 |
| Dover Foxcroft, ME | 04426 | 207 |
| 04481 | 207 | |
| Dovr Foxcroft, ME | 04426 | 207 |
| Dvr Foxcroft, ME | 04426 | 207 |
| Ebeemee Township, ME | 04414 | 207 |
| Eliotsvle Township, ME | 04443 | 207 |
| Elliottsville Township, ME | 04443 | 207 |
| Frenchtown Township, ME | 04441 | 207 |
| Greenville, ME | 04441 | 207 |
| 04485 | 207 | |
| Greenville Junction, ME | 04442 | 207 |
| Guilford, ME | 04443 | 207 |
| Lake View Plt, ME | 04463 | 207 |
| Lily Bay Township, ME | 04441 | 207 |
| Medford, ME | 04463 | 207 |
| Milo, ME | 04463 | 207 |
| Monson, ME | 04464 | 207 |
| Orneville Township, ME | 04463 | 207 |
| Parkman, ME | 04443 | 207 |
| Sangerville, ME | 04479 | 207 |
| Sebec, ME | 04426 | 207 |
| 04481 | 207 | |
| Shirley, ME | 04485 | 207 |
| Shirley Mills, ME | 04485 | 207 |
| Wiliamsbg Township, ME | 04414 | 207 |
| Williamsburg Township, ME | 04414 | 207 |
| Willimantic, ME | 04443 | 207 |