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Area Code 301 - Baltimore, MD

Below is the information for Area Code 301
General Information for Area Code 301
Country United States
State/Province Maryland
Major City Baltimore
Time Zone Eastern (UTC-05:00)

Phone directory of numbers beginning with Area Code 301 Prefixes

Prefix Primary City County Phone Type
301-839 Oxon Hill, MD Prince Georges Landline
301-840 Gaithersburg, MD Montgomery Landline
301-841 Hyattsville, MD Prince Georges Landline
301-842 Clear Spring, MD Washington Landline
301-843 Waldorf, MD Charles Landline
301-844 Mount Rainier, MD Prince Georges Cell Number
301-845 Walkersville, MD Frederick Landline
301-846 Frederick, MD Frederick Landline
301-847 Beltsville, MD Prince Georges Landline
301-848 Waldorf, MD Charles Cell Number
301-849 Oakland, MD Garrett Landline
301-850 Glenn Dale, MD Prince Georges Landline
301-851 Hyattsville, MD Prince Georges Landline
301-852 Hyattsville, MD Prince Georges Landline
301-853 Hyattsville, MD Prince Georges Landline
301-854 Columbia, MD Howard Landline
301-855 Upper Marlboro, MD Prince Georges Landline
301-856 Clinton, MD Prince Georges Landline
301-857 Clear Spring, MD Washington Landline
301-858 Glenn Dale, MD Prince Georges Landline
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Location Details

Area code is a type of numbering scheme used in telecommunication. It divides the territories of its member countries, the code is a three-digit code. The digits 0 and 1 applied for central office codes. Other digits were applied into geographic areas of the service territory.

  • 200: easily recognizable code (ERC)
  • 201: New Jersey
  • 202: Washington, D.C.
  • 203: Connecticut
    • and so on.

If you want to get more informatons of the areacode, Input an areacode into the above search area, get what you want.