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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
301-386 Hyattsville, MD Prince Georges Landline
301-387 Swanton, MD Garrett Landline
301-388 Silver Spring, MD Montgomery Landline
301-389 Laurel, MD Prince Georges Landline
301-390 Bowie, MD Prince Georges Landline
301-391 Damascus, MD Montgomery Landline
301-392 La Plata, MD Charles Landline
301-393 Hagerstown, MD Washington Landline
301-394 Beltsville, MD Prince Georges Landline
301-395 Laurel, MD Prince Georges Cell Number
301-396 Waldorf, MD Charles Landline
301-397 Greenbelt, MD Prince Georges Cell Number
301-398 Rockville, MD Montgomery Landline
301-399 Waldorf, MD Charles Cell Number
301-400 Rockville, MD Montgomery Landline
301-401 Frederick, MD Frederick Cell Number
301-402 Bethesda, MD Montgomery Landline
301-403 Hyattsville, MD Prince Georges Landline
301-404 Beltsville, MD Prince Georges Cell Number
301-405 Hyattsville, 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.