Establish a local presence by purchasing a phone number in area code 443. Phone numbers in area code 443 are associated with the state of Maryland. There are currently at least 31 U.S. cities and 124 U.S. ZIP Codes associated with this telephone area code. In addition, there are at least 800 NXX's (the three-digit code that makes up digits 4-6 of a standard 10-digit U.S. phone number) available for use along with area code 443.
Phone numbers in area code 443 are associated with the state of Maryland.
There are currently at least 31 cities in Maryland that are associated with the 443 area code: Annapolis, MD; Arbutus, MD; Arnold, MD; Baltimore, MD; Bel Air North, MD; Bel Air South, MD; Carney, MD; Catonsville, MD; Columbia, MD; Crofton, MD; Dundalk, MD; Edgewood, MD; Eldersburg, MD; West Elkridge, MD; Ellicott City, MD; Essex, MD; Glen Burnie, MD; Lochearn, MD; Middle River, MD; Milford Mill, MD; Odenton, MD; Parkville, MD; Perry Hall, MD; Pikesville, MD; Randallstown, MD; Reisterstown, MD; Salisbury, MD; Severn, MD; Severna Park, MD; South Gate, MD; and Towson, MD.
There are at least 124 U.S. ZIP codes associated with the area code 443 at this time (view all here).
The ZIP Code of 21234 is the ZIP Code most frequently connected to the 443 area code. The 21234 ZIP Code is primarily associated with Baltimore County in the state of Maryland.
An NXX, which is also known as the a "central office code" or an "exchange", is the three-digit sequence that comprises digits 4-6 of a standard 10-digit U.S. phone number. The NXX is the second main part of a phone number that comes directly after the area code, e.g. (443)-640-xxxx.
Detailed information about phone numbers in area code 443. Establish a Maryland presence with a 443 telephone number.