Area code 513 is a telephone area code in the North American Numbering Plan (NANP) for the southwest of the U.S. state of Ohio, including Cincinnati and surrounding cities, such as Forest Park, Hamilton, Lebanon, West Chester, Mason, Maineville, Middletown, Norwood, Oxford, Harrison, Cleves, Miamitown, and Trenton.
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is the only area code in North America that serves as both the sole area code for one geographic area while simultaneously overlaying the entire geographic region of a different area code 2002, all remaining 321 NXX codes were frozen so that all future 321 NXXs will serve Brevard County (i.e., the Space Coast "split" portion of 321) exclusively ...
When the first area code plan was introduced in 1947, the state was given area codes 216, 419, 513, and 614. In 1996, 330 and 937 were added as splits. In 1997, 440 and 740 were added as splits. In 2000, 234, and in 2002, 567 were added as overlays.
This area code is therefore scheduled to transition to ten-digit dialing, mandatory after October 24, 2021.  Before the public announcement of the original North American area codes in 1947, area code 513 had been considered for assignment in the western third of Iowa , i.e. west of Des Moines , including Sioux City and Council Bluffs .
It is the part of the telephone number after the county code. For example, in the number 1-562-555-5555, the 1 is the country code (for the United States), and 562 is the area code. An area code is typically assigned to a state, city or region.
The area code 513 serves southwest Ohio including Cincinnati and its many suburbs, such as the cities of Forest Park, Hamilton, Lebanon, West Chester, Mason, Middletown, Norwood, Oxford, Harrison, Cleves, Miamitown and Trenton; it is one of the original area codes established in 1947, and originally covered the entire southwest quadrant of the state.
Area code 513 serves the state of Ohio. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 513 is a General Purpose Code. 513 service area does overlap with area codes. Dialing pattern for local calls within the same NPA (area code) is 7D.
Ohio area codes: 216, 220/740, 234/330, 380/614, 419/567, 440, 513, 937/326 This article related to a telephone area code is a stub . You can help Wikipedia by expanding it .
May 16, 2021 · 513 is an area code located in the state of Ohio, US. The largest city it serves is Cincinnati. Location, time zone and map of the 513 area code