Newtown Sq Carrier Annex Post Office

4607 W Chester Pike, Newtown Square, PA 19073

Contact Numbers

Phone: 610-355-0782
Fax: 610-355-0784
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

Carrier Facility: This location is for mail processing only. For retail services, please use one of the nearby locations below.

  • Business Line
  • Pickup Hold Mail

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:

5044 W Chester Pike
0.8 mile away

Newtown Square
3576 W Chester Pike
1.5 miles away

1347 Middletown Rd
2.0 miles away

7 N Waterloo Rd
2.7 miles away


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