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Humboldt County Area Codes

About Humboldt County Area Codes

The county of Humboldt County, located in California, is served by 1 telephone area code(s) in this dataset. These calling codes cover cities, suburbs, and unincorporated communities across the county.

Major phone area codes used in Humboldt County include 707. The county mainly follows the America/Los_Angeles time zone.

Cities and towns served by these area codes in Humboldt County include Eureka.

List of Area Codes in Humboldt County, California

The table below lists all telephone area codes used in Humboldt County, California, along with their associated cities and time zones from this dataset.


S.N. Area Code Cities Time Zone(s)
1 707 Eureka America/Los_Angeles


Related Area Code Pages

Explore related area code resources on Burning Compass:

  • All area codes in California
  • Individual area code details are available from the table above.

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