There are 2 Post Offices in Blackwood, New Jersey, serving a population of 4,790 people in an area of 2 square miles. There is 1 Post Office per 2,395 people, and 1 Post Office per square mile.
In New Jersey, Blackwood is ranked 313rd of 893 cities in Post Offices per capita, and 225th of 893 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Blackwood Post Offices.
United States Postal Service 425 Hurffville Cross Keys Road Blackwood, NJ Mailing Service, Postal Services
United States Postal Service 200 Davistown Road Blackwood, NJ Mailing Service, Postal Services