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The blue area is assigned area codes 301, 240, and 227; the red area is area codes 410, 443 and 667. The state of Maryland is served by the following area codes: Below are the list Maryland state area codes by city and county listed by alphabetical order. Find Maryland area codes by city or lookup which cities belong to an area. Area codes list for the United States, state Maryland. Reverse phone lookup, search by area code or region. Local time and map of Maryland. Find Maryland area codes by city or lookup which cities belong to an area code. There are 5 active area codes in the state of Maryland. Each of these area codes are listed below. There are two lists that Wirefly provides for the area codes in Maryland. The first table below.
Maryland area codes map gives information about all the area codes of Maryland state along with their counties list. All phone area codes in the Maryland with major cities covered. World Time Zone Map. Area Codes Lookup. United States. Maryland. 24 timezones tz. e.g. India, London, Japan. World.
