The US and Canada began using area codes in 1947.
Depends on where exactly you're talking about. Texas has about two dozen area codes.
A Texas telephone call will have a prefix with it's area code in it. Texas has many area codes. Below are some of the area codes.210214254281325361409430432469512682713806817830832903915936940956972979
26
about 23
Lindale, Texas, is in area codes 903 and 430, the same as Tyler and Texarkana.
In the United States, the states with the most area codes are:California (30 area codes, will be 31 as of 2012-11-20)Texas (24 area codes)Florida (17 area codes)New York (15 area codes)Illinois (13 area codes, with three more planned for 2013)When area codes were first introduced in 1947, California had 3, Texas had 4, Florida had only 1, New York had 5, and Illinois had 4.
Grand Prairie, Texas, is mostly in area codes 214, 469, and 972 with Dallas, but small portions are in area codes 817 and 682 with Fort Worth.
Area code 512 was one of the original 86 area codes assigned in 1947. At that time, it served all of south Texas, including San Antonio, Corpus Christi, and Brownsville, as well as the Austin area.
214, 469 and 972
Area codes in Mexico do not begin with zero.
The area of Texas is 268,581 square miles.