Onyx Post Office Contact Information
Address, Phone Number, and Hours for an Post Office in Onyx, California.
| Name | Onyx Post Office |
| Address | 8275 Easy Street, Onyx CA 93255 Map |
| Phone | (760) 378-2121 |
| Website | |
| Hours |
Map of Onyx Post Office
About Onyx Post Office
The Onyx Post Office, located in Onyx, CA, is a branch location of the United States Postal Service (USPS) that serves the Onyx community. The customer service postal facility offers mail and package delivery services, P.O. box services, and passport services. The USPS operates as an independent agency within the federal government, supported entirely by revenues generated through its operations.
Interested parties may contact Post Office for questions about:
- Onyx, California Post Office hours and locations
- PO Box services in Onyx
- Mail and package delivery services
- Postage rates
- Passport services
- Kern County, California Post Office jobs and employment