Search results
Results from the WOW.Com Content Network
Area codes 973 and 862 are telephone area codes in the North American Numbering Plan (NANP) in the northernmost part of the U.S. state of New Jersey. The numbering plan area (NPA) comprises the counties, or parts, of Bergen, Essex, Hudson, Morris, Passaic, Sussex and Union Counties. Cities in this service area include Newark, Paterson, Clifton, Passaic, Montclair, Morristown, Parsippany, Dover ...
The original North American area codes were established by the American Telephone and Telegraph Company (AT&T) in 1947, after the demonstration of regional Operator Toll Dialing during the World War II period.
In the group of original North American area codes, established in 1947, all of the Chicago metropolitan area was part of numbering plan area 312, the rest of northern Illinois was 815, central Illinois was 217, and southern Illinois was 618. In 1957, area code 815 was split for the assignment of area code 309 to western central Illinois.
List of Tennessee area codes. Map of all Tennessee area codes. 423 - Chattanooga, Johnson City, Kingsport, Bristol: Initially split from 615 in 1995. 615 and 629 (overlay) - Greater Nashville, including Murfreesboro, Mount Juliet: 615 initially split from 901 in a 1954 flash-cut. The 629 overlay for the entire area code was made effective in 2015.
This is a list of telephone dialling codes in the United Kingdom, which adopts an open telephone numbering plan for its public switched telephone network. The national telephone numbering plan is maintained by Ofcom, an independent regulator and competition authority for the UK communications industries.
Area codes 904 and 324 are telephone area codes in the North American Numbering Plan for most of the First Coast (northeast) region of the U.S. state of Florida.
Area code 301 was the first area code for all of Maryland, from 1947, when the area code system was created, until 1991, when everything from Baltimore eastward split off as area code 410. In 1997, area code 240 was added as an overlay area code for the 301 territory. On June 14, 2023, a third overlay code, 227, was added to provide more central office prefixes for new telephone numbers.
Area code 570 was created in 1998 in a split of area code 717, one of the original North American area codes. In 2013, the numbering plan area received a second area code, 272, creating an overlay plan, which required ten-digit dialing for the area.