Plain

National map

U.S. ZIP Code Map

Every one of the 33,774 residential ZIP codes, placed at its center and colored by its first digit. The digit names one of ten national areas, numbered from 0 in the Northeast, Puerto Rico and the Virgin Islands to 9 on the Pacific coast, Alaska, Hawaii and the Pacific island areas; military codes sit in 0, 3 and 9.

The ten national areas

Map of U.S. residential ZIP codes as dots colored by first digit, 0 in the northeast through 9 in the west
  • 0
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
Each dot is a residential ZIP code's internal point (Census 2023 Gazetteer, 2020 ZCTAs); Alaska, Hawaii and Puerto Rico not to scale.

Source: U.S. Census Bureau, 2023 Gazetteer (2020 ZCTAs) and 2023 state cartographic boundaries.

Which states each first digit covers

First digit of the ZIP code and the states, island areas and armed-forces codes of its national area (U.S. Postal Service); codes of a digit used outside its area are named
First digitNational areaAlso used in
0Connecticut, Massachusetts, Maine, New Hampshire, New Jersey, Puerto Rico, Rhode Island, Vermont, U.S. Virgin Islands and Armed Forces EuropeNew York (3 codes)
1Delaware, New York and Pennsylvania–
2District of Columbia, Maryland, North Carolina, South Carolina, Virginia and West Virginia–
3Alabama, Florida, Georgia, Mississippi, Tennessee and Armed Forces Americas–
4Indiana, Kentucky, Michigan and Ohio–
5Iowa, Minnesota, Montana, North Dakota, South Dakota and WisconsinDistrict of Columbia (6 codes)
6Illinois, Kansas, Missouri and Nebraska–
7Arkansas, Louisiana, Oklahoma and TexasMissouri (1 code)
8Arizona, Colorado, Idaho, New Mexico, Nevada, Utah and WyomingTexas (76 codes)
9Alaska, California, Hawaii, Oregon, Washington, American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Micronesia, Palau and Armed Forces Pacific–

Source: U.S. Postal Service national areas; codes used elsewhere from the PlainZIP index (Census 2020 ZCTAs; GeoNames postal codes, CC BY 4.0).