– phone area 301-666
📌Glenn Dale, MD
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Area code 301-666 is assigned to Glenn Dale, MD.

Main city: Glenn Dale
Timezone: Eastern
Phone type: Landline
Operator: Teleport Communications Group - DC

Glenn Dale, an unincorporated area and census-designated place (CDP) in Prince George's County, Maryland, United States. The population was 13,466 at the 2010 census. Glenn Dale is home to the Glenn Dale Hospital, an abandoned sanatorium, and the USDA Plant Introduction Station. source

North American area codes 240 and 301 are telephone area codes for the western half of Maryland. They serve Maryland's portion of the Greater Washington, D.C. metro area, portions of southern Maryland, and all points northwest of Washington. This includes the communities of Cumberland, Frederick, Hagerstown, and Gaithersburg. source

Phone number full length is 10 digits: (301) 666-xxxx

International format length is 11 digits: +1 (301) 666-xxxx

Number can be also written as: 301-666, 301666, +1-301-666

Most requested numbers in the neighborhood:
301-666-6200, 301-666-7368, 301-666-0154, 301-666-6689, 301-666-6639