First three digits · Massachusetts
ZIP Codes Starting with
20 ZIP codes start with 022, sorted at the Boston, MA (SCF 021) sectional center (USPS labeling list L005, effective October 1, 2026) in Massachusetts: 4 residential ZIP codes across 3 counties and 16 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 022 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, 022, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 022 to the Boston, MA (SCF 021) facility. The last two digits pick the delivery area. Its residential ZIP codes all carry the town name Boston.
The same facility sorts 3 prefixes, 118 ZIP codes in all: 021, 022, 024.
Where are the 022 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 022
| County | ||||||
|---|---|---|---|---|---|---|
| 02201 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02203 | Boston | Suffolk County | no residents | 0 | – | – |
| 02204 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02205 | Boston | Suffolk County | no residents | 0 | – | – |
| 02206 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02210 | Boston | Suffolk County | 6,971 | 7,553 | $172k | $1.19M |
| 02211 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02212 | Boston | Middlesex County | PO Box or unique | – | – | – |
| 02215 | Boston | Suffolk County | 24,581 | 27,807 | $72k | $750k |
| 02217 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02222 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02238 | Cambridge | Middlesex County | PO Box or unique | – | – | – |
| 02241 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02266 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02269 | Quincy | Norfolk County | PO Box or unique | – | – | – |
| 02283 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02284 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02293 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02297 | Boston | Suffolk County | PO Box or unique | – | – | – |
| 02298 | Boston | Suffolk County | PO Box or unique | – | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.