First three digits · Vermont
ZIP Codes Starting with
17 ZIP codes start with 051, sorted at the White Riv Jct, VT (SCF 050) sectional center (USPS labeling list L005, effective October 1, 2026) in Vermont: 16 residential ZIP codes across 3 counties and 1 PO Box or single-organization code (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 051 mean?
The first digit, 0, is one of ten national areas (Connecticut, Massachusetts, Maine, New Hampshire, New Jersey, Puerto Rico, Rhode Island, Vermont, U.S. Virgin Islands and Armed Forces Europe). The first three, 051, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 051 to the White Riv Jct, VT (SCF 050) facility. The last two digits pick the delivery area. By residents, the largest town names among the 051 ZIP codes are Springfield, Chester, Bellows Falls, Ludlow, Perkinsville and Londonderry.
The same facility sorts 10 prefixes, 263 ZIP codes in all: 035, 036, 037, 050, 051, 052, 053, 057, 058, 059.
Where are the 051 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 051
| County | ||||||
|---|---|---|---|---|---|---|
| 05101 | Bellows Falls | Windham County | 4,165 | 149 | $70k | $209k |
| 05141 | Cambridgeport | Windham County | 66 | 169 | – | $429k |
| 05142 | Cavendish | Windsor County | 564 | 21 | $84k | $292k |
| 05143 | Chester | Windsor County | 4,767 | 42 | $71k | $255k |
| 05146 | Grafton | Windham County | 678 | 16 | $78k | $323k |
| 05148 | Londonderry | Windham County | 1,401 | 52 | $106k | $385k |
| 05149 | Ludlow | Windsor County | 2,241 | 53 | $64k | $365k |
| 05150 | North Springfield | Windsor County | 418 | 207 | $68k | $182k |
| 05151 | Perkinsville | Windsor County | 1,590 | 67 | $97k | $266k |
| 05152 | Peru | Bennington County | 448 | 12 | $130k | $392k |
| 05153 | Proctorsville | Windsor County | 851 | 42 | $87k | $292k |
| 05154 | Saxtons River | Windham County | 479 | 186 | – | $164k |
| 05155 | South Londonderry | Windham County | 735 | 35 | $65k | $286k |
| 05156 | Springfield | Windsor County | 9,116 | 149 | $67k | $204k |
| 05158 | Westminster | Windham County | 1,151 | 113 | $72k | $253k |
| 05159 | Westminster Station | Windham County | PO Box or unique | – | – | – |
| 05161 | Weston | Windsor County | 676 | 19 | $120k | $548k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.