United States Postal Service
Main:
(800) 275-8777
Alt: (707) 998-3544
Fax: (707) 998-3544
Alt: (707) 998-3544
Fax: (707) 998-3544
13280 E Highway 20, Clearlake Oaks, California, 95423
Business hours
| Monday | 8:30am to 4:30pm |
| Tuesday | 8:30am to 4:30pm |
| Wednesday | 8:30am to 4:30pm |
| Thursday | 8:30am to 4:30pm |
| Friday | 8:30am to 4:30pm |
| Saturday | - |
| Sunday | - |
About us
Visit your local Post Office™ at 13280 E Highway 20 to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more
USPS is hiring! See openings for top jobs.