The US and Canada began using area codes in 1947.
1865
Ohio, along with the rest of the contiguous United States and most of Canada, began using area codes in 1947.Ohio originally had four area codes:216 for Cleveland and northeastern Ohio (now 216, 234, 330, and 440)419 for Toledo and northwestern Ohio (now 419 and 567)513 for Cincinnati and southwestern Ohio (now 513 and 937)614 for Columbus and southeastern Ohio (now 614 and 740)
1947
Arizona (plus the rest of the contiguous United States and most of Canada) began using area codes in 1947. Arizona originally used area code 602 for the entire state, until the 520 area code was created in 1995.
What year did the vikings start
1963
Originally, in 1947 when area codes were first used, Minnesota had only two area codes: 612 and 218. Area code 507 was created in 1954. Area code 320 was created in 1996. Area code 651 was created in 1998, and area codes 952 and 763 were created simultaneously in 2000.
1908
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1960
1500s