Wilmington Post Office

3911 Concord Pike, Wilmington, DE 19803

Contact Numbers

Phone: 302-479-9501
Fax: 302-323-3772
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)

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

  • Business Reply Mail Account Balance
  • Business Reply Mail New Permit
  • PO Box Online
  • Street Parking

Visit our Links Page for links to 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:

Talleyville Carrier Annex
3505 Silverside Rd Ste 103
0.2 mile away

Rockland
700 Rockland Rd
1.1 miles away

Montchanin
101 Stone Block Row
1.9 miles away

Greenville
3801 Kennett Pike Ste A101
2.3 miles away

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