How many digits does the Humboldt zip code have?

The Humboldt zip code in Arcata consists of five digits. It serves as a numerical identifier for this particular locality.

What county is 95521 in?

ZIP code 95521 present or covers areas within Humboldt County, California State.

ZIP Code 95521 Humboldt, Arcata, CA

Q: Does the Humboldt zip code ever change?

Humboldt zip codes can change due to postal service reorganization or administrative reasons. It's advisable to check for the latest updates from official pobox authorities or local post offices.

Today Nov 03, 2025, ZIP Code 95521 resides within Humboldt Arcata, exclusively nestled within Humboldt County. Serving as a vital tool for efficient mail delivery, this Humboldt zip code ensures seamless correspondence within the geographic bounds of the county.

City	Arcata
Zip Code	95521
County	Humboldt
State	California
State ID	CA
Population	21712
Density	138.80
Time Zone:	America/Los_Angeles
Latitude	40.84586
Longitude	-124.04745

95521 ZIP Code – Humboldt, Arcata, CA

The 95521 ZIP code serves Humboldt, a neighborhood in Arcata, CA. This code is essential for accurate mail delivery and can also help you find local amenities such as schools, parks, and community events. Using ZIP codes like 95521 allows you to explore different neighborhoods and discover what makes each area unique.

Demographics of ZIP Code 95521

Located in Arcata, California, ZIP Code 95521 has a specific population and density that reflect the local community.

Finding the Right ZIP Code for Arcata, Humboldt County

If you need to send mail to Arcata or Humboldt County, you can easily find the ZIP code online or by visiting your local post office.

How Many Digits is the Humboldt ZIP Code?

The Humboldt ZIP code in Arcata is a five-digit number used to identify this specific area.

Does the Humboldt ZIP Code Ever Change?

ZIP codes, including those for Humboldt, may change due to postal service updates or administrative reasons. Always check for the most current information from official postal sources or local post offices.