Search results
Results from the WOW.Com Content Network
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. The program had the goal of speeding the connecting times for long-distance calling by eliminating intermediary telephone operators.
this was the first part of North America to have its code changed three times: from 213 to 714 1951: to 619 in 1982, and to 760 in 1997. was to have originally split off the portion of 760 serving San Diego County to a new 442 area code in late 2008/early 2009; that plan was cancelled. 2009: overlaid by 442. 761.
Area codes 205 and 659. Area code 206. Area code 207. Area codes 208 and 986. Area codes 209 and 350. Area codes 210 and 726. Area codes 212, 646, and 332. Area codes 213 and 323. Area codes 214, 469, 972, and 945.
Where area codes have grown since 2014. Currently, there are 359 area codes active in the United States and Washington D.C. Moreover, there are 7,919,900 possible combinations of numbers for each ...
Under the North American Numbering Plan, all telephone exchanges run from 200 to 999 with similar restrictions on telephone area codes. Like the reservation on area codes with "9" as the middle area code digit, the restrictions on "0" and "1" are intended to facilitate a possible future expansion which would lengthen all North American numbers ...
Area codes in New York (state) (22 P) Area codes in North Carolina (7 P) Area codes in North Dakota (1 P) O. Area codes in Ohio (9 P)
Area codes 303, 720 and 983 are telephone area codes in the North American Numbering Plan for the north-central portion of the U.S. state of Colorado. The numbering plan area comprises Denver and Boulder , as well as their surrounding suburbs, including Lakewood , Littleton , Longmont , Broomfield , Aurora , and Castle Rock .
In 1947, when the American Telephone and Telegraph Company (AT&T) devised the first nationwide telephone numbering plan and assigned the original North American area codes, the state of California was divided into three numbering plan areas: 213, 415, and 916, for the southern, central, and northern parts of the state, respectively. [1]