List of Maryland area codes
Encyclopedia
Maryland
Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...
is served by the following area codes:
- 240/301, which serve western Maryland, including its suburbs of Washington, D.C.
- 410/443, which serve eastern Maryland including Baltimore and AnnapolisAnnapolis, MarylandAnnapolis is the capital of the U.S. state of Maryland, as well as the county seat of Anne Arundel County. It had a population of 38,394 at the 2010 census and is situated on the Chesapeake Bay at the mouth of the Severn River, south of Baltimore and about east of Washington, D.C. Annapolis is...