Carson Post Office

1182 Wind River Hwy, Carson, WA 98610

Contact Numbers

Phone: 509-427-5051
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Lobby Hours
PO Box Access Available

Monday 24 hours
Tuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours

Last Collection Times

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 10:30am
Sunday Closed

Bulk Mail Acceptance Hours

Monday 11:00am - 1:00pm, 2:00pm - 4:00pm
Tuesday 11:00am - 1:00pm, 2:00pm - 4:00pm
Wednesday 11:00am - 1:00pm, 2:00pm - 4:00pm
Thursday 11:00am - 1:00pm, 2:00pm - 4:00pm
Friday 11:00am - 1:00pm, 2:00pm - 4:00pm
Saturday Closed
Sunday Closed

*This facility does not process US Passports applications or renewals. Check nearby locations below.

  • Bulk Mail Acceptance
  • Burial Flags
  • Business Line
  • Duck Stamps
  • General Delivery
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • 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:

90 SW Russell Ave
2.9 miles away

Cascade Locks
461 NW Wanapa St
4.0 miles away

North Bonneville
212 Cbd Mall St
7.3 miles away

981 Schoolhouse Rd
11.3 miles away


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We have the most awesome mail carrier in the United States. She gets the job done no matter what. We have lived here 20 years and no past carrier even comes close to matching the job performance and friendliness. She's on the Old State Rd. Route.


This Post Office reopened.

* is not a part of, or affiliated with, the official United States Postal Service (USPS).