667 Area Code

Area code 667 is an area code that covers Eastern Maryland, including Baltimore. Area code 667 overlays the area code of 410 and 443.

Maryland has area codes of 227, 240, 301, 410, 443, 667.

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Where is 667 area code?

The following map shows the coverage of 667 area code. The coverage area is shown in green.

Area code map of the entire U.S.