County ZIP codes · New Hampshire · FIPS 33015
Rockingham County, NH ZIP Codes
Rockingham County, New Hampshire has 45 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 37 residential and 8 for PO boxes or a single organization. 36 of the residential ones lie mainly in Rockingham County and 1 mainly in a neighboring county; 1 cross the county line. Median household income ranges from $73,540 in 03103 (Manchester) to $197,885 in 03856 (Newfields) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Rockingham 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 $105,330 and $142,794.
They carry 37 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 37 residential ZIP codes in Rockingham County
36 ZIP codes lie mainly in Rockingham County; 1 more reaches into it from a neighboring county and follows the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 03038 | Derry | 34,474 | 962 | $108k | $431k | 100% |
| 03079 | Salem | 30,964 | 1,246 | $111k | $473k | 100% |
| 03053 | Londonderry | 26,327 | 632 | $134k | $508k | 100% |
| 03801 | Portsmouth | 23,484 | 988 | $107k | $700k | 100% |
| 03833 | Exeter | 22,817 | 471 | $119k | $481k | 100% |
| 03842 | Hampton | 16,324 | 1,277 | $95k | $549k | 100% |
| 03087 | Windham | 16,038 | 600 | $190k | $723k | 100% |
| 03077 | Raymond | 10,900 | 378 | $105k | $370k | 100% |
| 03857 | Newmarket | 9,463 | 751 | $101k | $455k | 100% |
| 03874 | Seabrook | 8,487 | 948 | $83k | $446k | 100% |
| 03865 | Plaistow | 7,861 | 742 | $108k | $405k | 100% |
| 03885 | Stratham | 7,754 | 513 | $152k | $655k | 100% |
| 03042 | Epping | 7,430 | 285 | $104k | $437k | 100% |
| 03811 | Atkinson | 7,267 | 653 | $146k | $555k | 100% |
| 03873 | Sandown | 6,628 | 476 | $135k | $483k | 100% |
| 03841 | Hampstead | 6,508 | 627 | $104k | $510k | 100% |
| 03848 | Kingston | 6,275 | 317 | $105k | $493k | 100% |
| 03032 | Auburn | 6,119 | 241 | $153k | $600k | 100% |
| 03290 | Nottingham | 5,357 | 116 | $122k | $458k | 100% |
| 03036 | Chester | 5,300 | 204 | $142k | $552k | 100% |
| 03870 | Rye | 5,188 | 431 | $141k | $991k | 100% |
| 03858 | Newton | 4,836 | 493 | $139k | $460k | 100% |
| 03044 | Fremont | 4,831 | 281 | $121k | $417k | 100% |
| 03037 | Deerfield | 4,714 | 97 | $130k | $424k | 100% |
| 03261 | Northwood | 4,688 | 166 | $129k | $363k | 100% |
| 03862 | North Hampton | 4,610 | 331 | $145k | $670k | 100% |
| 03819 | Danville | 4,471 | 407 | $112k | $436k | 100% |
| 03034 | Candia | 4,352 | 134 | $131k | $413k | 100% |
| 03840 | Greenland | 4,106 | 392 | $163k | $663k | 100% |
| 03827 | East Kingston | 3,279 | 184 | $143k | $601k | 100% |
| 03826 | East Hampstead | 2,654 | 775 | $121k | $552k | 100% |
| 03844 | Hampton Falls | 2,370 | 191 | $166k | $765k | 100% |
| 03856 | Newfields | 2,023 | 285 | $198k | $646k | 100% |
| 03854 | New Castle | 827 | 1,022 | $177k | $1.7M | 100% |
| 03871 | Rye Beach | 356 | 641 | $142k | $2M+ | 100% |
| 03291 | West Nottingham | no residents | 0 | – | – | 100% |
Partly in Rockingham County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 03103 | Manchester | 37,775 | 4,112 | $74k | $342k | 3% |
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?
1 ZIP code of Rockingham County extends into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Rockingham | Elsewhere |
|---|---|---|
| 03103 | 3% | Hillsborough County 97% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Rockingham County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Rockingham County's ZIP codes use 4 prefixes: 030, 031, 032 and 038.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 030 | Manchester, NH (SCF 030) | 14 | 38 |
| 031 | Manchester, NH (SCF 030) | 1 | 10 |
| 032 | Manchester, NH (SCF 030) | 3 | 64 |
| 038 | Manchester, NH (SCF 030) | 27 | 77 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.