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Learn about the history and current status of the telephone area codes 317 and 463 for Indianapolis and nine surrounding counties in central Indiana. Find out how to dial ten digits for all calls in the region since 2016.
The 219 area code covers the northwest part of Indiana, including Gary, Hammond, Merrillville, Valparaiso and Michigan City. Learn about the history, map and overlay of Indiana area codes, including 219, 574, 260, 765, 317, 463, 812 and 930.
Find the telephone numbering plans and area codes for 25 regions or countries in North America, including the original North American area codes. Learn how to format and dial phone numbers in Mexico, Greenland, and Saint Pierre and Miquelon.
Find the area code for any location in the NANP, which covers the US, Canada, and some Caribbean and Pacific territories. The web page shows the area codes in numerical order, by country, state, province, and regions, and their history and status.
Area code 815 covers northern Illinois outside of the immediate Chicago area, including Joliet, Kankakee, LaSalle, DeKalb, and Rockford. It was overlaid with area code 779 in 2007 and is part of the North American Numbering Plan.
Area code 574 covers the northern third of Indiana, including South Bend, Elkhart and Fort Wayne. It was created in 2002 from a split of area code 219 and will transition to ten-digit dialing in 2021.
Area codes 304 and 681 are telephone area codes in the North American Numbering Plan (NANP) for the entirety of the U.S. state of West Virginia. The numbering plan area was established in October 1947 with area code 304, as one of the eighty-six original North American area codes .
Learn about the history, assignment, and operation of toll-free telephone numbers in the North American Numbering Plan, which have the area code prefixes 800, 833, 844, 855, 866, 877, and 888. Find out how to call or get a toll-free number in the U.S. or Canada, and what are the special cases and restrictions.