County ZIP codes · Maine · FIPS 23021
Piscataquis County, ME ZIP Codes
Piscataquis County, Maine has 16 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 13 of the residential ones lie mainly in Piscataquis County and 3 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $49,479 in 04732 (Ashland) to $63,491 in 04426 (Dover Foxcroft) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Piscataquis County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $51,527 and $53,990.
They carry 16 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 16 residential ZIP codes in Piscataquis County
13 ZIP codes lie mainly in Piscataquis County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 04426 | Dover Foxcroft | 4,999 | 42 | $64k | $165k | 100% |
| 04462 | Millinocket | 4,464 | 6 | $52k | $113k | 71% |
| 04463 | Milo | 2,582 | 18 | $59k | $98k | 100% |
| 04443 | Guilford | 2,211 | 15 | $54k | $167k | 100% |
| 04441 | Greenville | 1,839 | 2 | $65k | $292k | 100% |
| 04414 | Brownville | 1,766 | 7 | $70k | $148k | 100% |
| 04479 | Sangerville | 1,136 | 30 | $50k | $124k | 100% |
| 04406 | Abbot | 675 | 6 | $53k | $171k | 100% |
| 04464 | Monson | 596 | 13 | $56k | $178k | 100% |
| 04481 | Sebec | 547 | 15 | $75k | $233k | 100% |
| 04485 | Shirley Mills | 234 | 6 | $62k | $220k | 100% |
| 04415 | Brownville Junction | 215 | 1,280 | $51k | $87k | 100% |
| 04442 | Greenville Junction | 208 | 3 | $74k | $206k | 100% |
Partly in Piscataquis County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
4 ZIP codes of Piscataquis County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Piscataquis | Elsewhere |
|---|---|---|
| 04462 | 71% | Penobscot County 29% |
| 04732 | 8% | Aroostook County 92% |
| 04942 | 44% | Somerset County 56% |
| 04478 | 16% | Somerset County 84% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Piscataquis County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Piscataquis County's ZIP codes use 3 prefixes: 044, 047 and 049.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 044 | Eastern, ME (SCF 044) | 14 | 68 |
| 047 | Eastern, ME (SCF 044) | 1 | 44 |
| 049 | Eastern, ME (SCF 044) | 1 | 70 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.