The most populous cities in area code 410 are: Baltimore, Brooklyn, Columbia, Glen Burnie, and Millersville.What is the ZIP code for Area 410?
Postal ZIP codes beginning with 410 are located in the state of Kentucky. ZIP code 410 is one of 920 three-digit ZIP Codes in the country. Many countries use similar postal zones to make the mail delivery more efficient, although they do not have ZIP Codes exactly.Where is area code 410?
Area codes 410, 443, and 667 are telephone area codes serving the eastern half of the U.S. state of Maryland, including the Baltimore metropolitan area and the Eastern Shore. The 410 area code is the main area code, while the 443 and 667 codes are overlay codes.