Seneca Post Office

112 Barnes Ave, Seneca, OR 97873

Contact Numbers

Phone: 541-542-2232
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 10:30am
Tuesday 10:30am
Wednesday 10:30am
Thursday 10:30am
Friday 10:30am
Saturday 8:30am
Sunday Closed

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

  • 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:

Canyon City
101 S Clark St
10.2 miles away

John Day
151 N Canyon Blvd
11.4 miles away

Mount Vernon
101 W Main St
12.7 miles away

Prairie City
150 SW Main St
16.8 miles away

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