The most populous cities in area code 620 are: Hutchinson, Emporia, Dodge City, Garden City, and Pittsburg.
Other cities in the 620 area code include: Great Bend, Liberal, Independence, Coffeyville, McPherson, Winfield, Parsons, Arkansas City, Pratt, Wellington, Larned, Iola, Chanute, Fort Scott, Hesston, Ulysses, Scott City, Galena, Fredonia, Caldwell, Turon, Eureka, Kingman, Marion, Baxter Springs, Anthony, Burlington, Sterling, Caney, Syracuse, Sedan, Toronto, Medicine Lodge, Burden, Sharon, Lyons, Cedar Vale, Neodesha, Sublette, Hillsboro, Oswego, Macksville, Hugoton, Columbus, Harper, Ashland, Elk City, Cherryvale, Inman, Claflin, Le Roy, Scammon, Elkhart, Belle Plaine, Clearwater, Moundridge, Leoti, Johnson, Satanta, Haviland, Girard, Madison, Cottonwood Falls, Riverton, Americus, Chase, Dexter, Hanston, Rosalia, Latham, Hepler, Hazelton, Isabel, Matfield Green, Meade, Hoisington, Humboldt, Nickerson, Stafford, Yates Center, Haven, Peabody, Howard, Pretty Prairie, Ellinwood, Kinsley, Erie, Chetopa, Jetmore, Canton, Saint Paul, Florence, Hartford, St John, Burrton, Bucklin, Thayer, Cunningham, Gridley, Buffalo, Iuka, Pawnee Rock, Altamont, Lebo, Attica, Arlington, Mound Valley, Partridge, Liberty, Sylvia, Lehigh, Windom, Fall River, Council Grove, Galva, Dighton, Coldwater, La Harpe, Altoona, Treece, Cimarron, Lakin, Kiowa, Deerfield, Tribune, Little River, Moran, Rolla, Moscow, Bushton, Albert, Hudson, Abbyville, Holcomb, Conway Springs, Arma, Buhler, Plains, Greensburg, Montezuma, Spearville, Cherokee, Minneola, Argonia, Udall, Weir, Olpe, Fowler, Norwich, Mc Cune, Potwin, Strong City, Protection, Mulberry, Arcadia, Uniontown, Lewis, Edna, Moline, Blue Mound, Bronson, Otis, Longton, South Haven, Burns, Copeland, Healy, Hamilton, Allen, Severy, Geneseo, Ingalls, Ensign, Manter, Ford, Mullinville, Grenola, Hardtner, Olmitz, Cambridge, Coats, Zenda, Galesburg, Bluff City, Havana, Sawyer, Fulton, Mayfield, Tampa, Savonburg, Bartlett, Redfield, Elk Falls, Welda, Richfield, Marienthal, Wilmore, Cedar Point, Sun City, Freeport, Burdick, Farlington, Garland, Geuda Springs, Kendall, Lake City, Rock, Walnut, Walton, Oxford, Mapleton, Murdock, Durham, Benedict, Lincolnville, Piqua, Alden, and Kincaid.
Hutchinson is the largest city and county seat in Reno County, Kansas, United States, and located on the Arkansas River. It has been home to salt mines since 1887, thus its nickname of "Salt City", but locals call it "Hutch". As of the 2010 census, the city population was 42,080. Each year, Hutchinson hosts the Kansas State Fair, and National Junior College Athletic Association (NJCAA) Basketball Tournament. It is the home of the Kansas Cosmosphere and Space Center aerospace museum and Strataca (formerly known as Kansas Underground Salt Museum).
Emporia is a city in and the county seat of Lyon County, Kansas, United States. As of the 2010 census, the city population was 24,916. Emporia lies between Topeka and Wichita at the intersection of U.S. Route 50 with Interstates 335 and 35 on the Kansas Turnpike. Emporia is also a college town, home to Emporia State University and Flint Hills Technical College.
Dodge City is the county seat of Ford County, Kansas, United States, named after nearby Fort Dodge. The city is famous in American culture for its history as a wild frontier town of the Old West. As of the 2010 census, the city population was 27,340.
The 620 area code lies within the Central Daylight Time Zone (or CDT). The current time in Central Daylight Time is 4:01 AM on Dec 20, 2022.