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City ZIP codes · Idaho

Moscow, ID ZIP Codes

2 ZIP codes use the postal name Moscow, Idaho (Census 2020 ZCTAs and GeoNames postal codes, October 2026), all residential. Moscow's most populous ZIP code is 83843, with 26,591 people (ACS 2020-2024); 5% of its land is in the city of Moscow.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Moscow's ZIP codes?

83843: $59k median household income83844: – median household income838438384483843: $59k median household income83844: – median household income838438384483843: $59k median household income83844: – median household income83843
The 2 residential ZIP codes named Moscow, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 2 residential ZIP codes of Moscow

Residential ZIP codes with the postal name Moscow, ID, largest first (ACS 2020-2024); sort by any column
County
83843 Latah County 26,591 224 $59k $381k
83844 Latah County 2,971 5,061 – –

Download the 2 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

Which counties do Moscow's ZIP codes reach?

Moscow's residential ZIP codes lie in Latah County.

Which first three digits do Moscow's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Moscow starts with 838.

Three-digit prefixes of Moscow's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Moscow's
PrefixSectional centerHereAll codes
838 Spokane, WA (SCF 990) 2 64

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.