Oceanside, California

7 ZIP codes · Pacific time

ZIP codes (largest first)

92057 · 56,83592056 · 53,61692058 · 49,83492054 · 38,41792049 (PO box)92051 (PO box)92052 (PO box)
Population172,242
StateCalifornia
CountySan Diego County
Time zonePacific
Land area41.27 sq mi

Area codes in this area

949951

These are the area codes that most often serve Oceanside (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Oceanside

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.