US State Abbreviations List v.2.0.0
60 Database Records
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The US State Abbreviations and Codes Database is a structured 60-record reference for the 50 states, District of Columbia, U.S. territories, and the three independen...
Release structure
Review the published tables, record coverage, and field names included with release 2.0.0.
Data dictionary
| Field | Type | Required | Description |
|---|---|---|---|
| name | text | Yes | Canonical Census or USPS geographic name. |
| usps_code | text | Yes | Official two-letter USPS state or possession code. |
| traditional_abbreviation | text | No | Conventional prose abbreviation retained from the historical Oddity list; blank where the source supplied none. |
| entity_type | text | Yes | State, federal district, U.S. territory, U.S. territory aggregate, or freely associated state. |
| sovereignty_status | text | Yes | Plain-language sovereignty classification based on Census status definitions. |
| fips_code | text | Yes | Two-digit Census state-level FIPS/ANSI code stored as text. |
| gnis_id | text | No | Eight-digit GNIS identifier where published in the Census national file. |
| iso_3166_2 | text | No | ISO 3166-2 subdivision identifier for U.S. entities; blank for independent freely associated states. |
| source_note | text | No | Concise scope or normalization note. |
Release at a glance
Review verified record totals, geographic coverage, classifications, and field completeness for US State Abbreviations List.
Each row represents one state-level geographic entity recognized in the Census or USPS code systems. The release contains 50 states, one federal district, five individually listed U.S. territories, one U.S. territory aggregate, and three independent freely associated states. USPS codes are unique. Blank historical abbreviation, GNIS, or ISO fields mean the selected authoritative source did not provide an applicable value.