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City ZIP codes · California

Oroville, CA ZIP Codes

2 ZIP codes use the postal name Oroville, California (Census 2020 ZCTAs and GeoNames postal codes, October 2026), all residential. Median household income runs from $53,198 in 95965 to $65,586 in 95966, 1.2 times as much (Census Bureau, ACS 2020-2024). Oroville's most populous ZIP code is 95966, with 28,503 people (ACS 2020-2024); 0% of its land is in the city of Oroville.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Oroville's ZIP codes?

95965: $53k median household income95966: $66k median household income959659596695965: $53k median household income95966: $66k median household income959659596695965: $53k median household income95966: $66k median household income9596595966
The 2 residential ZIP codes named Oroville, 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).

How different are Oroville's ZIP codes?

The highest median household income is in 95966 ($65,586), the lowest in 95965 ($53,198). Home values run from $308,500 in 95965 to $333,100 in 95966.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 2 residential ZIP codes of Oroville

Residential ZIP codes with the postal name Oroville, CA, largest first (ACS 2020-2024); sort by any column
County
95966 Butte County 28,503 168 $66k $333k
95965 Butte County 21,181 68 $53k $309k

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 Oroville's ZIP codes reach?

Oroville's residential ZIP codes lie in 2 counties: Butte County (2 ZIP codes mainly there), Yuba County (part of a ZIP code).

Which places do Oroville's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Oroville's residential ZIP codes cover Oroville itself and 12 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Butte Valley census-designated 95965
  • Cherokee census-designated 95965
  • Concow census-designated 95965
  • Honcut census-designated 95966
  • Kelly Ridge census-designated 95966
  • Oroville East census-designated 95966
  • Palermo census-designated 95966
  • Richvale census-designated 95965
  • Robinson Mill census-designated 95966
  • South Oroville census-designated 95966
  • Thermalito census-designated 95965
  • Yankee Hill census-designated 95965

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Oroville'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 Oroville starts with 959.

Three-digit prefixes of Oroville'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 Oroville's
PrefixSectional centerHereAll codes
959 Sacramento, CA (SCF 956) 2 77

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