County ZIP codes · Massachusetts · FIPS 25011
Franklin County, MA ZIP Codes
Franklin County, Massachusetts has 33 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 32 residential and 1 for PO boxes or a single organization. 29 of the residential ones lie mainly in Franklin County and 3 mainly in a neighboring county; 3 cross the county line. Median household income ranges from $55,532 in 01364 (Orange) to $116,429 in 01039 (Haydenville) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Franklin 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 $70,818 and $103,375.
They carry 32 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 32 residential ZIP codes in Franklin County
29 ZIP codes lie mainly in Franklin County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 01301 | Greenfield | 17,876 | 705 | $56k | $265k | 100% |
| 01364 | Orange | 7,658 | 213 | $56k | $248k | 100% |
| 01376 | Turners Falls | 4,976 | 1,220 | $56k | $249k | 100% |
| 01373 | South Deerfield | 4,860 | 211 | $106k | $414k | 100% |
| 01370 | Shelburne Falls | 3,878 | 80 | $81k | $355k | 100% |
| 01375 | Sunderland | 3,641 | 259 | $68k | $458k | 100% |
| 01360 | Northfield | 2,872 | 84 | $103k | $376k | 100% |
| 01351 | Montague | 2,636 | 135 | $98k | $347k | 100% |
| 01337 | Bernardston | 2,589 | 69 | $85k | $339k | 100% |
| 01340 | Colrain | 1,759 | 34 | $79k | $283k | 100% |
| 01354 | Gill | 1,740 | 127 | $90k | $340k | 100% |
| 01330 | Ashfield | 1,704 | 49 | $84k | $392k | 100% |
| 01344 | Erving | 1,703 | 123 | $78k | $272k | 100% |
| 01341 | Conway | 1,622 | 48 | $97k | $396k | 100% |
| 01054 | Leverett | 1,608 | 70 | $105k | $436k | 100% |
| 01072 | Shutesbury | 1,521 | 80 | $112k | $355k | 100% |
| 01339 | Charlemont | 1,313 | 22 | $68k | $309k | 100% |
| 01342 | Deerfield | 1,267 | 69 | $109k | $443k | 100% |
| 01355 | New Salem | 958 | 20 | $83k | $375k | 100% |
| 01379 | Wendell | 778 | 36 | $60k | $297k | 100% |
| 01378 | Warwick | 776 | 21 | $93k | $349k | 100% |
| 01349 | Millers Falls | 741 | 75 | $75k | $298k | 100% |
| 01367 | Rowe | 563 | 23 | $73k | $286k | 100% |
| 01346 | Heath | 454 | 34 | $114k | $292k | 100% |
| 01093 | Whately | 225 | 52 | $111k | $445k | 100% |
| 01347 | Lake Pleasant | 165 | 462 | $73k | $181k | 100% |
| 01350 | Monroe Bridge | 122 | 11 | – | $165k | 100% |
| 01338 | Buckland | 95 | 73 | $51k | $306k | 100% |
| 01380 | Wendell Depot | 36 | 6 | $74k | $124k | 100% |
Partly in Franklin 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?
3 ZIP codes of Franklin County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Franklin | Elsewhere |
|---|---|---|
| 01002 | 7% | Hampshire County 93% |
| 01096 | 8% | Hampshire County 92% |
| 01039 | 41% | Hampshire County 59% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 01302 | Greenfield |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Franklin County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Franklin County's ZIP codes use 2 prefixes: 010 and 013.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.