Post Offices in New Castle, DE - Location and Hours Information

New Castle City post offices

Click on the Post Office for all operating hours, servcies, and other information.

1. Manor Post Office

100 McMullen Ave

New Castle, DE 19720

302-328-5893 Today 9:00am - 1:00pm,
2:00pm - 5:00pm

2. New Castle Post Office

501 Delaware St

New Castle, DE 19720

302-328-6472 Today 8:30am - 5:00pm

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