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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
301-428 Gaithersburg, MD Montgomery Landline
301-429 Lanham, MD Prince Georges Landline
301-430 Bowie, MD Prince Georges Landline
301-431 Hyattsville, MD Prince Georges Landline
301-432 Keedysville, MD Washington Landline
301-433 Fort Washington, MD Prince Georges Landline
301-434 Hyattsville, MD Prince Georges Landline
301-435 Bethesda, MD Montgomery Landline
301-436 Hyattsville, MD Prince Georges Landline
301-437 Beltsville, MD Prince Georges Cell Number
301-438 Rockville, MD Montgomery Landline
301-439 Hyattsville, MD Prince Georges Landline
301-440 Capitol Heights, MD Prince Georges Cell Number
301-441 Greenbelt, MD Prince Georges Landline
301-442 Beltsville, MD Prince Georges Cell Number
301-443 Rockville, MD Montgomery Landline
301-444 Gaithersburg, MD Montgomery Landline
301-445 Hyattsville, MD Prince Georges Landline
301-446 Greenbelt, MD Prince Georges Landline
301-447 Emmitsburg, MD Frederick 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.