Zip Area Code

Rossmoor, California

No ZIP code carries the name of Rossmoor, California, in Los Angeles County; the nearest ZIP codes are 90720, 90815 and 90822, in area codes 562 and 714 (overlay 657).

Nearest ZIP
90720, 90815, 90822
Area codes
562, 714, 657
Time zone
Pacific Time
Coordinates
33.7887, -118.0803

Nearest ZIP codes to Rossmoor

These are the ZIP codes nearest to Rossmoor, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
90720Los AlamitosOrange County714, 657
90815Long BeachLos Angeles County562
90822Long BeachLos Angeles County562

Area codes for Rossmoor

  • Area code 562

    In service since January 25, 1997. Local calls are dialed with 1 plus ten digits.

  • Area code 714

    In service since 1951. Shares its area with 657. Local calls are dialed with 1 plus ten digits.

  • Area code 657

    In service since September 23, 2008. Shares its area with 714. Local calls are dialed with 1 plus ten digits.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Rossmoor is in the Pacific Time zone.

Towns near Rossmoor