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The most populous cities in area code 410 are: Baltimore, Brooklyn, Columbia, Glen Burnie, and Millersville.What state is 410 area code?
Area code 410 is found in the US state of Maryland. Primarily servicing the city of Baltimore (population: 630667), area code 410 covers 17 counties of Maryland. Located in the Eastern time zone, area code 410 is on the same time as New York, NY. Area code 410 was brought into effect on October 6, 1991.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.