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USPS
WA
Union Gap
USPS Location
- Union Gap
2310 Longfibre Ave, Union Gap, WA 98903
1-800-275-8777
USPS Location
- Union Gap
3514 Main St, Union Gap, WA 98903
509-225-1389
Mo. 8:45am-5:00pm
Tu. 8:45am-5:00pm
We. 8:45am-5:00pm
Th. 8:45am-5:00pm
Fr. 8:45am-5:00pm
Sa. CLOSED
Su. CLOSED
Money Orders (Domestic), PO Box Online, Pickup Accountable Mail, Pickup Hold Mail
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