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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
301-222 Bethesda, MD Montgomery Landline
301-223 Williamsport, MD Washington Landline
301-224 Chevy Chase, MD Montgomery Cell Number
301-225 Glenn Dale, MD Prince Georges Landline
301-226 Hyattsville, MD Prince Georges Landline
301-227 Glen Echo, MD Montgomery Landline
301-228 Frederick, MD Frederick Landline
301-229 Glen Echo, MD Montgomery Landline
301-230 Rockville, MD Montgomery Landline
301-231 Rockville, MD Montgomery Landline
301-232 Sandy Spring, MD Montgomery Landline
301-233 Silver Spring, MD Montgomery Cell Number
301-234 Fort Washington, MD Prince Georges Landline
301-235 Clinton, MD Prince Georges Landline
301-236 Silver Spring, MD Montgomery Landline
301-237 Beltsville, MD Prince Georges Cell Number
301-238 Temple Hills, MD Prince Georges Landline
301-239 Hyattsville, MD Prince Georges Cell Number
301-240 Gaithersburg, MD Montgomery Landline
301-241 Highfield, MD Washington 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.