The most populous cities in area code 740 are: Newark, Lancaster, Zanesville, Marion, and Steubenville.
Other cities in the 740 area code include: Chillicothe, Athens, Delaware, Marietta, Mount Vernon, West Portsmouth, Ironton, Saint Clairsville, Washington Court House, Coshocton, London, Circleville, Cambridge, Gallipolis, Jackson, Pataskala, Portsmouth, Logan, New Lexington, Lewis Center, Bellaire, Waverly, Chesapeake, Woodsfield, Belpre, Jeffersonville, Piketon, Thornville, Caldwell, Nelsonville, Carroll, Gnadenhutten, Pomeroy, Bethesda, Martins Ferry, Philo, Cadiz, Uhrichsville, Johnstown, Ashley, Somerset, Newcomerstown, McConnelsville, Galena, Hebron, Granville, Barnesville, Sardis, Crooksville, Roseville, Glouster, Dresden, Vincent, Waterloo, Sunbury, Coolville, Conesville, Thurman, Quaker City, Patriot, Gambier, Stockport, Toronto, Ashville, Fredericktown, Frazeysburg, Cheshire, Norwich, Bloomingburg, Centerburg, Glenford, Heath, Wellston, Baltimore, Byesville, Beverly, Prospect, Danville, Frankfort, Amanda, Chesterhill, Beaver, Columbus, Mingo Junction, The Plains, West Lafayette, Mc Arthur, Newport, Bainbridge, Racine, Laurelville, Sugar Grove, Rushville, Crown City, Corning, Vinton, Graysville, New Matamoras, Utica, New Holland, Shawnee, Clarington, South Solon, Adamsville, Oak Hill, Nevada, Beallsville, Kingston, Long Bottom, Powell, Mount Sterling, Junction City, Adena, Bowerston, Richmond, Little Hocking, Martinsburg, Summerfield, Hopedale, Albany, Jerusalem, Dexter City, Ostrander, Saint Louisville, Lewisville, Bremen, Powhatan Point, Cumberland, Hopewell, Richwood, Minford, South Point, New Concord, Brilliant, Lucasville, Millersport, Tiltonsville, Pleasantville, Williamsport, Scio, Flushing, Bergholz, La Rue, Jewett, Warsaw, Alexandria, Lowell, Belmont, Morral, New Marshfield, Waldo, Croton, Lore City, Wilkesville, Radnor, Harpster, Amesville, Otway, Guysville, Irwin, Londonderry, Wheelersburg, Richmond Dale, South Salem, Mount Perry, Rutland, Freeport, Dillonvale, Clarksburg, Amsterdam, Cutler, Portland, Whipple, Jacobsburg, and Bloomingdale.
Newark is a city in and the county seat of Licking County, Ohio, United States, 33 miles (53 km) east of Columbus, at the junction of the forks of the Licking River. The population was 47,573 at the 2010 census which makes it the 20th largest city in Ohio.
Lancaster is a city in Fairfield County, Ohio, United States. As of the 2010 census, the city population was 38,780. It is located near the Hocking River, approximately 33 miles (53 km) southeast of Columbus and is the county seat of Fairfield County. The current mayor of Lancaster is Republican Brian S. Kuhn, who took office in January 2016.
Zanesville is a city in and the county seat of Muskingum County, Ohio, United States. The population was 25,487 at the 2010 census.
The 740 area code lies within the Eastern Daylight Time Zone (or EDT). The current time in Eastern Daylight Time is 5:02 AM on Dec 20, 2022.