There are 3 Post Offices in Lockport, Illinois, serving a population of 25,198 people in an area of 12 square miles. There is 1 Post Office per 8,399 people, and 1 Post Office per 3 square miles.
In Illinois, Lockport is ranked 956th of 1547 cities in Post Offices per capita, and 918th of 1547 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Lockport Post Offices.
US Post Office 215 East 9th Street Lockport, IL Mailing Service, Postal Services
US Post Office Rr 171 Lockport, IL
United States Postal Service 1059 East 9th Street Lockport, IL Mailing Service, Postal Services