Glenhaven Post Office
9530 Highway 20, Glenhaven, CA 95443
Phone: 707-998-3878
Fax: 707-998-3878
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
PO Box Access Available
Monday 8:00am - 8:00pm
Tuesday 8:00am - 8:00pm
Wednesday 8:00am - 8:00pm
Thursday 8:00am - 8:00pm
Friday 8:00am - 8:00pm
Saturday 8:00am - 8:00pm
Sunday 8:00am - 8:00pm
Monday 3:00pm
Tuesday 3:00pm
Wednesday 3:00pm
Thursday 3:00pm
Friday 3:00pm
Saturday 9:00am
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Burial Flags
- Business Line
- General Delivery
- Money Orders (Domestic)
- Money Orders (Inquiry)
- Pickup Accountable Mail
- Pickup Hold Mail
- PO Box Online
- Lot Parking
Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.
*Please call to verify information. Is anything incorrect? Let us know here
Nearby Post Offices:
Clearlake Oaks
13280 E Highway 20
2.8 miles away
Clearlake Park
13417 Lakeshore Dr
3.7 miles away
Lucerne
6054 E Highway 20
3.8 miles away
Clearlake
14500 Olympic Dr
4.5 miles away
Lake County