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The area code 671 is the local telephone area code of the United States territory of Guam. It was created with the beginning of permissive dialing on July 1, 1997, replacing Guam's previous International Telecommunication Union country code 671 at the end of permissive dialing on July 1, 1998.
The red numbering plan area has area code 775; the blue area has area code 702/725, also in Nevada. All other area codes are in other states. Area code 775 is a Nevada telephone area code in the North American Numbering Plan. It was split from area code 702 on December 12, 1998, and it covers the entire state except for Clark County, which ...
The red-colored area is the northern region of the Commonwealth of Virginia served by area code 703 and its overlay code 571.. Area codes 703 and 571 are telephone area codes in the North American Numbering Plan (NANP) for Northern Virginia, including the independent cities of Alexandria, Fairfax, Falls Church, Manassas, and Manassas Park, as well as all of Arlington and Fairfax counties and ...
This makes the fastest-dialing area code 212 (5 total clicks), followed by 312 and 213 (6 clicks). The area code 605 is much slower than these at 21 clicks. Many large US cities generally had fast-dialing area codes with the middle digit 1. Touch-tone dialing, introduced later, eliminated the wait.
Area code 601 was one of the original North American area codes assigned in 1947. Until 1997, it served the entire state of Mississippi. Until 1997, it served the entire state of Mississippi. Despite the state's relatively stagnant population growth, 601 was close to exhaustion by the mid-1990s due to the proliferation of cell phones and pagers.
The entire metro Atlanta region with area codes 404, 770, 678, 470, and 943 is a local calling area, one of the largest in the United States, without long-distance charges for calls between area codes. All calls in the area are dialed with ten digits.
The four area codes form an overlay numbering plan for the same geographic region, where area code 905 was established in October 1993 in an area code split from area code 416. When 289 was overlaid on June 9, 2001, all local calls required ten-digit dialing .
