Active Prefixes in Area Code 301
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 301-724-#### | Cumberland | Landline Numbers | Verizon Maryland, In... |
| 301-725-#### | Laurel | Landline Numbers | Verizon Maryland, In... |
| 301-727-#### | Chevy Chase | Landline Numbers | Baltimore-washington... |
| 301-728-#### | Silver Spring | Wireless Numbers | Omnipoint Communicat... |
| 301-729-#### | Cumberland | Landline Numbers | Verizon Maryland, In... |
| 301-730-#### | Myersville | Wireless Numbers | New Cingular Wireles... |
| 301-731-#### | Lanham | Landline Numbers | Verizon Maryland, In... |
| 301-732-#### | Frederick | Wireless Numbers | Sprint Spectrum L.p.... |
| 301-733-#### | Hagerstown | Landline Numbers | Verizon Maryland, In... |
| 301-734-#### | Silver Spring | Landline Numbers | Verizon Maryland, In... |
| 301-735-#### | District Heights | Landline Numbers | Verizon Maryland, In... |
| 301-736-#### | District Heights | Landline Numbers | Verizon Maryland, In... |
| 301-737-#### | Lexington Park | Landline Numbers | Verizon Maryland, In... |
| 301-738-#### | Rockville | Landline Numbers | Verizon Maryland, In... |
| 301-739-#### | Hagerstown | Landline Numbers | Verizon Maryland, In... |
| 301-740-#### | Gaithersburg | Landline Numbers | Verizon Maryland, In... |
| 301-741-#### | Annapolis Junction | Landline Numbers | Level 3 Communicatio... |
| 301-742-#### | Bethesda | Wireless Numbers | New Cingular Wireles... |
| 301-743-#### | Indian Head | Landline Numbers | Verizon Maryland, In... |
| 301-744-#### | Indian Head | Landline Numbers | Verizon Maryland, In... |
| 301-745-#### | Hagerstown | Landline Numbers | Verizon Maryland, In... |
| 301-746-#### | Accident | Landline Numbers | Verizon Maryland, In... |
| 301-747-#### | Washington | Landline Numbers | Teleport Communicati... |
| 301-748-#### | Frederick | Wireless Numbers | Sprint Spectrum L.p.... |
| 301-749-#### | Oxon Hill | Landline Numbers | Verizon Maryland, In... |
| 301-750-#### | Friendsville | Landline Numbers | Core Communications,... |
| 301-751-#### | Waldorf | Wireless Numbers | Cellco Partnership D... |
| 301-752-#### | Waldorf | Wireless Numbers | Cellco Partnership D... |
| 301-753-#### | La Plata | Landline Numbers | Verizon Maryland, In... |
| 301-754-#### | Silver Spring | Landline Numbers | Verizon Maryland, In... |
Area Code 301 Introduction
| Area Code: | 301 |
| Country: | United States |
| State/Province: | Maryland - MD |
| Major City: | Rockville |
| Time Zone: | Eastern |
| Average property | $188K |
| Average age | 58 y/o |
| Average assets | $75.3K |
| Population density | 12,407 sq mi (32,133 km2) |
| Population | 6,016,447 |
| latitude Longitude: | |
| 37° 53′ N to 39° 43′ N / 75° 03′ W to 79° 29′ W | |
| About 301 : | |
| The 301 Area Code (or Area Code 301) is located in the state of MD. Area Code 301 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 2.89 million unique phone numbers and 12.2 million individuals near the city of Indian Head Area code 301 was put into service. In 1991 area code 301 was split to form area code 410. In 1997 area codes 301 was overlaid with area code 240. |
|
| Major cities or places | |
| Bethesda, MD>Bowie, MD>Chillum, MD>Clinton, MD>College Park, MD>Cumberland, MD>Fairland, MD>Fort Washington, MD>Frederick, MD>Gaithersburg, MD>Germantown, MD>Greenbelt, MD>Hagerstown, MD>Landover, MD>Montgomery Village, MD>North Bethesda, MD>North Laurel, MD>North Potomac, MD>Olney, MD>Oxon Hill-glassmanor, MD>Potomac, MD>Rockville, MD>Silver Spring, MD>South Laurel, MD>St. Charles, MD>Suitland, MD>Waldorf, MD>Wheaton-glenmont, MD>White Oak, MD | |