Loon Lake Post Office

3992 Colville Rd Loon Lake, WA 99148
Phone: 509-233-2623

Parking: Parking Lot Available
Post Office Lobby Hours
Monday 12:01am - 11:59pm
Tuesday 12:01am - 11:59pm
Wednesday 12:01am - 11:59pm
Thursday 12:01am - 11:59pm
Friday 12:01am - 11:59pm
Saturday 12:01am - 11:59pm
Sunday 12:01am - 11:59pm


Loon Lake Post Office is a United States Postal Service (USPS) facility in Loon Lake, WA. This post office offers a full array of services, including package delivery and first class mail.


Business Reply Mail® Account Balance
Business Reply Mail New Permit
Bulk Mail New Permit
Bulk Mail Acceptance
Bulk Mail Account Balance
Carrier Services
Duck Stamps
Greeting Card Services
Money Orders (Domestic)
Money Orders (Inquiry)
Pickup Hold Mail
Pickup Accountable Mail
Pickup Notice Left Mail
PO Boxes
Priority Mail International®

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