Onalaska Post Office Contact Information
Address, Phone Number, and Hours for an Post Office in Chehalis, Washington.
About Onalaska Post Office
The Onalaska Post Office, located in Chehalis, WA, is a branch location of the United States Postal Service (USPS) that serves the Chehalis 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:
- Chehalis, Washington Post Office hours and locations
- PO Box services in Chehalis
- Mail and package delivery services
- Postage rates
- Passport services
- Lewis County, Washington Post Office jobs and employment