There are 7 Post Offices in New Castle, Delaware, serving a population of 5,364 people in an area of 4 square miles. There is 1 Post Office per 766 people, and 1 Post Office per square mile.
In Delaware, New Castle is ranked 22nd of 89 cities in Post Offices per capita, and 20th of 89 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for New Castle Post Offices.
U S Govt Of Postal Service 147 Quigley Boulevard New Castle, DE Air Cargo, Mailbox Rental, Mailing Service, Postal Services
US Post Office 105 Johnson Way New Castle, DE Mailing Service, Postal Services
US Post Office 501 Delaware Street New Castle, DE
United States Postal Service 501 Delaware Street New Castle, DE Mailing Service, Postal Services
United States Postal Service 100 Mcmullen Avenue New Castle, DE Mailing Service, Postal Services
United States Postal Service 147 Quigley Boulevard New Castle, DE Mailbox Rental, Mailing Service, Postal Services
Usps 147 Quigley Boulevard New Castle, DE