Mount Oliver Post Office

140 Brownsville Rd, Pittsburgh, PA 15210

Contact Numbers:

Phone: 412-381-4915
Fax: 412-381-9884
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Retail Hours

Monday-Friday 8:30am - 5:00pm
Saturday 9:00am - 12:00pm
Sunday Closed

Pickup Services Hours

Mon-Tues Thur-Fri 8:30am - 5:00pm
Wed Sat 9:00am - 12:00pm
Sunday Closed

Lobby Hours

Mon-Tues Thur-Fri 9:00am - 5:00pm
Wed Sat 9:00am - 12:00pm
Sunday Closed

PO Box Access Hours

Mon-Tues Thur-Fri 9:00am - 5:00pm
Wed Sat 9:00am - 12:00pm
Sunday Closed

PO Box Delivery Time

Monday-Saturday 10:00am
Sunday Closed

Last Collection Times

Monday-Friday 5:00pm
Saturday 4:00pm
Sunday Closed

Carrier Facility Hours

Monday-Saturday 6:00am - 5:00pm
Sunday Closed

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

  • Burial Flags
  • Duck Stamps
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Pickup Accountable Mail
  • Pickup Hold Mail
  • PO Box Online
  • Priority Mail International®
  • Street Parking

Visit our Links Page for Change of Address, Hold Mail/Stop Delivery, PO Boxes™ rentals and fees, Rates on Postage Stamps and Freight/Shipping, Holidays, Bulk Mail, Money Orders, and Available Jobs.

*Please call to verify information. Is anything incorrect? Let us know here

Nearby Post Offices:

Carson
1731 E Carson St
0.5 mile away

Mount Washington
213 Shiloh St
1.0 mile away

Fourth Avenue
336 4th Ave Ste 1a
1.0 miles away

Wylie
415 Dinwiddie St
1.1 miles away

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