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City ZIP codes · California

Oceanside, CA ZIP Codes

7 ZIP codes use the postal name Oceanside, California (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 4 residential and 3 for PO boxes or a single organization. Median household income runs from $69,970 in 92058 to $108,814 in 92057, 1.6 times as much (Census Bureau, ACS 2020-2024). Oceanside's most populous ZIP code is 92057, with 56,835 people (ACS 2020-2024); 100% of its land is in the city of Oceanside.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Oceanside's ZIP codes?

92054: $82k median household income92056: $106k median household income92057: $109k median household income92058: $70k median household income9205892056920579205492054: $82k median household income92056: $106k median household income92057: $109k median household income92058: $70k median household income9205892056920579205492054: $82k median household income92056: $106k median household income92057: $109k median household income92058: $70k median household income92058920569205792054
The 4 residential ZIP codes named Oceanside, 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 Oceanside's ZIP codes?

The highest median household income is in 92057 ($108,814), the lowest in 92058 ($69,970). Home values run from $670,200 in 92058 to $908,900 in 92054.

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

All 4 residential ZIP codes of Oceanside

Residential ZIP codes with the postal name Oceanside, CA, largest first (ACS 2020-2024); sort by any column
County
92057 San Diego County 56,835 3,798 $109k $743k
92056 San Diego County 53,616 4,356 $106k $773k
92058 San Diego County 49,834 1,126 $70k $670k
92054 San Diego County 38,417 5,143 $82k $909k

Download the 7 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).

PO Box and single-organization ZIP codes in Oceanside

3 ZIP codes named Oceanside have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Oceanside, CA: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
92049San Diego County
92051San Diego County
92052San Diego County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Oceanside's ZIP codes reach?

Oceanside's residential ZIP codes lie in San Diego County.

Which places do Oceanside's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Oceanside's residential ZIP codes cover Oceanside itself and 2 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Camp Pendleton Mainside census-designated 92058
  • Camp Pendleton South census-designated 92058

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

Which first three digits do Oceanside'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 Oceanside starts with 920.

Three-digit prefixes of Oceanside'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 Oceanside's
PrefixSectional centerHereAll codes
920 San Diego, CA (SCF 920) 7 64

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