Post offices serve all communities within a county, from city branch locations to rural contract postal units that serve smaller towns and unincorporated areas with essential mail services. There are 8 Post Office locations in San Juan County, Washington.

Residents of San Juan County should be aware that rural post offices and contract postal units may have limited hours compared to full-service branches. USPS provides a free package pickup service for all residents, including those in rural areas, which can eliminate the need to travel to a post office for outgoing packages.

List of San Juan County, Washington Post Office

Lopez Island Post Office

View Details Call Now (360) 468-2282

Lopez Island Post Office

Address
Get Direction
Hours

Olga Post Office

Address
Get Direction
Hours

Eastsound Post Office

View Details Call Now (360) 376-4121

Eastsound Post Office

Address
Get Direction
Hours

Friday Harbor Post Office

View Details Call Now (360) 378-4511

Friday Harbor Post Office

Address
Get Direction
Hours

Deer Harbor Post Office

View Details Call Now (360) 376-2548

Deer Harbor Post Office

Address
Get Direction
Hours

Orcas Post Office

Address
Get Direction
Hours

Waldron Post Office

View Details Call Now (360) 317-8700

Waldron Post Office

Address
Get Direction
Hours

Shaw Island Post Office

View Details Call Now (360) 468-2157

Shaw Island Post Office

Address
Get Direction
Hours

Residents of San Juan County can use the USPS online location finder to identify the nearest post office, rural branch, or contract postal unit and check their individual hours. Enrolling in USPS Informed Delivery is free and lets all county residents preview incoming mail and packages via email or the USPS app each morning before delivery.

You may also find Post Office locations in neighboring counties including San Juan, Skagit, Whatcom.