Post Office in Humboldt County, CA

Find The Office You Need

• Henderson Post Office

  2906 F Street, Eureka, CA 95501

  707-442-1768
• Cutten Post Office

  3901 Walnut Drive, Eureka, CA 95503

  707-442-1768
• Downtown Eureka Post Office

  514 H Street, Eureka, CA 95501

  707-442-0856
• Eureka Post Office

  337 West Clark Street, Eureka, CA 95501

  707-442-1768
• Blue Lake Post Office

  411 1st Avenue, Rio Dell, CA 95562

  707-668-5115
• Rio Dell Post Office

  315 Wildwood Avenue, Rio Dell, CA 95562

  707-764-3772
• Alderpoint Post Office

  410 Alder Avenue, Alderpoint, CA 95511

  707-926-5270
• Arcata Post Office

  799 H Street, Arcata, CA 95521

  707-822-3370
• Bayside Post Office

  1836 Old Arcata Road, Bayside, CA 95524

  707-822-1683
• Blocksburg Post Office

  27984 Alderpoint Road, Blocksburg, CA 95514

  707-926-5211