Post offices in the county of Humboldt, CA
Use this page to find the post offices in your county that open earliest or stay open latest. The open hours listed are for the post office's retail hours, which means the hours in which a postal service employee is available at the counter to help with mailings and other services. Oftentimes lobbies are open extended hours, and you are able to check your PO box, drop off packages, or use the self-service APC machine to buy postage. The list below is first sorted alphabetically by city, then by post office name. Street View photos of post offices are shown when available. Please contact us if you find an error, so that we can correct it.
Alderpoint Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 1:00 PM 5:00 PM Tuesday 1:00 PM 5:00 PM Wednesday 1:00 PM 5:00 PM Thursday 1:00 PM 5:00 PM Friday 1:00 PM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-926-5270
Arcata Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:00 AM 5:00 PM Tuesday 9:00 AM 5:00 PM Wednesday 9:00 AM 5:00 PM Thursday 9:00 AM 5:00 PM Friday 9:00 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-822-3370
Fax: 707-822-4670
Bayside Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 5:00 PM Tuesday 8:00 AM 5:00 PM Wednesday 8:00 AM 5:00 PM Thursday 8:00 AM 5:00 PM Friday 8:00 AM 5:00 PM Saturday 8:00 AM 11:00 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-822-1683
Fax: 707-822-1683
Blocksburg Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 12:00 PM Tuesday 8:00 AM 12:00 PM Wednesday 8:00 AM 12:00 PM Thursday 8:00 AM 12:00 PM Friday 8:00 AM 12:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-926-5211
Fax: 707-926-5211
Blue Lake Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 5:00 PM Tuesday 8:00 AM 5:00 PM Wednesday 8:00 AM 5:00 PM Thursday 8:00 AM 5:00 PM Friday 8:00 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-668-5115
Bridgeville Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 12:30 PM 4:30 PM Tuesday 12:30 PM 4:30 PM Wednesday 12:30 PM 4:30 PM Thursday 12:30 PM 4:30 PM Friday 12:30 PM 4:30 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-777-3342
Fax: 707-777-3342
Carlotta Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 12:00 PM Tuesday 8:00 AM 12:00 PM Wednesday 8:00 AM 12:00 PM Thursday 8:00 AM 12:00 PM Friday 8:00 AM 12:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-764-3772
Fax: 707-768-3339
Cutten Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Tuesday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Wednesday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Thursday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Friday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-442-1768
Downtown Eureka Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:00 AM 5:00 PM Tuesday 9:00 AM 5:00 PM Wednesday 9:00 AM 5:00 PM Thursday 9:00 AM 5:00 PM Friday 9:00 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-442-1828
Eureka Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 5:00 PM Tuesday 8:30 AM 5:00 PM Wednesday 8:30 AM 5:00 PM Thursday 8:30 AM 5:00 PM Friday 8:30 AM 5:00 PM Saturday 12:00 PM 3:00 PM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-442-1768
Fax: 707-445-9076
Henderson Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:00 AM 5:00 PM Tuesday 9:00 AM 5:00 PM Wednesday 9:00 AM 5:00 PM Thursday 9:00 AM 5:00 PM Friday 9:00 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-442-0856
Ferndale Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 5:00 PM Tuesday 8:30 AM 5:00 PM Wednesday 8:30 AM 5:00 PM Thursday 8:30 AM 5:00 PM Friday 8:30 AM 5:00 PM Saturday 12:00 PM 2:00 PM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-786-4642
Fax: 707-786-4642
Fields Landing Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 12:30 PM Tuesday 8:30 AM 12:30 PM Wednesday 8:30 AM 12:30 PM Thursday 8:30 AM 12:30 PM Friday 8:30 AM 12:30 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-445-2821
Fax: 707-445-2821
Fortuna Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:30 AM 5:00 PM Tuesday 9:30 AM 5:00 PM Wednesday 9:30 AM 5:00 PM Thursday 9:30 AM 5:00 PM Friday 9:30 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-725-9306
Fax: 707-725-9587
Garberville Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:00 AM 4:30 PM Tuesday 9:00 AM 4:30 PM Wednesday 9:00 AM 4:30 PM Thursday 9:00 AM 4:30 PM Friday 9:00 AM 4:30 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-923-2652
Fax: 707-923-4813
Honeydew Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 1:00 PM 5:00 PM Tuesday 1:00 PM 5:00 PM Wednesday 1:00 PM 5:00 PM Thursday 1:00 PM 5:00 PM Friday 1:00 PM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-629-3501
Hoopa Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 5:00 PM Tuesday 8:30 AM 5:00 PM Wednesday 8:30 AM 5:00 PM Thursday 8:30 AM 5:00 PM Friday 8:30 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 530-625-4481
Hydesville Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Tuesday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Wednesday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Thursday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Friday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-764-3772
Loleta Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Tuesday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Wednesday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Thursday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Friday 8:30 AM 1:00 PM 2:00 PM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-733-5442
Fax: 707-733-5442
MC Kinleyville Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 10:00 AM 5:00 PM Tuesday 10:00 AM 5:00 PM Wednesday 10:00 AM 5:00 PM Thursday 10:00 AM 5:00 PM Friday 10:00 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-822-3370
Miranda Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 10:00 AM 1:30 PM 2:00 PM 4:30 PM Tuesday 10:00 AM 1:30 PM 2:00 PM 4:30 PM Wednesday 10:00 AM 1:30 PM 2:00 PM 4:30 PM Thursday 10:00 AM 1:30 PM 2:00 PM 4:30 PM Friday 10:00 AM 1:30 PM 2:00 PM 4:30 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-943-3571
Fax: 707-943-3571
Myers Flat Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 12:00 PM Tuesday 8:00 AM 12:00 PM Wednesday 8:00 AM 12:00 PM Thursday 8:00 AM 12:00 PM Friday 8:00 AM 12:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-943-3335
Fax: 707-943-3335
Orick Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:30 AM 1:30 PM Tuesday 9:30 AM 1:30 PM Wednesday 9:30 AM 1:30 PM Thursday 9:30 AM 1:30 PM Friday 9:30 AM 1:30 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-488-3611
Fax: 707-488-3611
Orleans Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 12:00 PM 12:30 PM 5:00 PM Tuesday 8:30 AM 12:00 PM 12:30 PM 5:00 PM Wednesday 8:30 AM 12:00 PM 12:30 PM 5:00 PM Thursday 8:30 AM 12:00 PM 12:30 PM 5:00 PM Friday 8:30 AM 12:00 PM 12:30 PM 5:00 PM Saturday 10:00 AM 11:15 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 530-627-3466
Petrolia Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 12:00 PM Tuesday 8:00 AM 12:00 PM Wednesday 8:00 AM 12:00 PM Thursday 8:00 AM 12:00 PM Friday 8:00 AM 12:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-629-3345
Fax: 707-629-3345
Phillipsville Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 1:00 PM 5:00 PM Tuesday 1:00 PM 5:00 PM Wednesday 1:00 PM 5:00 PM Thursday 1:00 PM 5:00 PM Friday 1:00 PM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-943-3591
Fax: 707-943-3591
Redcrest Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 1:00 PM 5:00 PM Tuesday 1:00 PM 5:00 PM Wednesday 1:00 PM 5:00 PM Thursday 1:00 PM 5:00 PM Friday 1:00 PM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-764-3772
Fax: 707-722-4241
Redway Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:45 AM 4:45 PM Tuesday 8:45 AM 4:45 PM Wednesday 8:45 AM 4:45 PM Thursday 8:45 AM 4:45 PM Friday 8:45 AM 4:45 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-923-3784
Fax: 707-923-3784
Rio Dell Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:30 AM 4:00 PM Tuesday 9:30 AM 4:00 PM Wednesday 9:30 AM 4:00 PM Thursday 9:30 AM 4:00 PM Friday 9:30 AM 4:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-764-3772
Fax: 707-764-3772
Samoa Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 10:00 AM 2:00 PM Tuesday 10:00 AM 2:00 PM Wednesday 10:00 AM 2:00 PM Thursday 10:00 AM 2:00 PM Friday 10:00 AM 2:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-822-3370
Fax: 707-442-5441
Scotia Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Tuesday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Wednesday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Thursday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Friday 10:15 AM 1:00 PM 1:30 PM 4:45 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-764-3772
Fax: 707-764-3430
Trinidad Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 5:00 PM Tuesday 8:30 AM 5:00 PM Wednesday 8:30 AM 5:00 PM Thursday 8:30 AM 5:00 PM Friday 8:30 AM 5:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-677-3117
Fax: 707-677-3117
Weott Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:00 AM 12:00 PM Tuesday 8:00 AM 12:00 PM Wednesday 8:00 AM 12:00 PM Thursday 8:00 AM 12:00 PM Friday 8:00 AM 12:00 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-946-2456
Fax: 707-946-2456
Whitethorn Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 9:00 AM 12:00 PM 12:30 PM 4:30 PM Tuesday 9:00 AM 12:00 PM 12:30 PM 4:30 PM Wednesday 9:00 AM 12:00 PM 12:30 PM 4:30 PM Thursday 9:00 AM 12:00 PM 12:30 PM 4:30 PM Friday 9:00 AM 12:00 PM 12:30 PM 4:30 PM Saturday Closed Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 707-986-7532
Fax: 707-986-7532
Willow Creek Post Office is currently closed
For parking and list of services available, visit the official USPS page for post this post office location.
- Open hours
Day Open Close Monday 8:30 AM 5:00 PM Tuesday 8:30 AM 5:00 PM Wednesday 8:30 AM 5:00 PM Thursday 8:30 AM 5:00 PM Friday 8:30 AM 5:00 PM Saturday 9:00 AM 11:00 AM Sunday Closed - Buy postage online
- Discounted USPS and UPS rates of up to 84%.
- Promo code
- STAMPS100
$100 value
Phone: 530-629-2185
Fax: 530-629-3105