Other cities in the 618 area code include: East Saint Louis, Edwardsville, Marion, Mount Vernon, Herrin, Glen Carbon, Centralia, Wood River, Waterloo, Troy, Highland, Harrisburg, Bethalto, Olney, Chester, Jerseyville, Murphysboro, West Frankfort, Mascoutah, Robinson, Benton, Mount Carmel, Salem, Greenville, Vandalia, Metropolis, Du Quoin, Carterville, Pinckneyville, Sumner, Carmi, Fairfield, Flora, Staunton, Breese, Lawrenceville, Sparta, Lebanon, Anna, Eldorado, Freeburg, Dupo, Millstadt, Red Bud, Johnston City, Gillespie, Carlyle, Nashville, Christopher, Mc Leansboro, Trenton, Newton, Cairo, Ina, Steeleville, Brighton, Altamont, Aviston, Albion, Carrier Mills, New Athens, Grayville, Sesser, Zeigler, Bunker Hill, Marissa, De Soto, Okawville, Oblong, Vienna, Bridgeport, Ramsey, Cobden, Saint Jacob, Shawneetown, Norris City, Saint Elmo, Sandoval, Palestine, Worden, Valmeyer, Goreville, Germantown, Elkville, Albers, Royalton, Louisville, Odin, Mounds, Kinmundy, Wayne City, Coulterville, Brookport, Hardin, Marine, West Salem, Rosiclare, Clay City, Golconda, Ridgway, Percy, Crossville, Dongola, Pocahontas, Tamms, Dow, Elsah, Brownstown, Bluford, Grafton, Evansville, Mulberry Grove, Allendale, Thompsonville, Woodlawn, Mound City, Prairie Du Rocher, Bartelso, Olive Branch, Ava, Cisne, Noble, Karnak, Shipman, Equality, Lenzburg, Hoyleton, Pittsburg, Hutsonville, Ashley, Enfield, Alhambra, Tamaroa, Geff, Patoka, Edgewood, Iuka, Hoffman, Saint Francisville, Olmsted, Ullin, Waltonville, Beecher City, Thebes, Dahlgren, Creal Springs, Saint Peter, Cave In Rock, Herrick, Ellis Grove, Chesterfield, Omaha, Flat Rock, Baldwin, Belle Rive, Kampsville, Raleigh, Addieville, Ewing, Sims, Elizabethtown, Claremont, Willow Hill, Cypress, Richview, Calhoun, Oakdale, Batchtown, Fieldon, Broughton, Kell, Du Bois, Parkersburg, Hettick, Brussels, Springerton, Junction, Browns, Hidalgo, Macedonia, Simpson, Mount Erie, Eddyville, Hamburg, Johnsonville, Annapolis, Fults, Carbondale, Collinsville, Columbia, Dundas, Farina, Grantsburg, Herod, Ingraham, Jacob, Keyesport, Madison, Mc Clure, Medora, Mill Shoals, New Baden, New Haven, Shobonier, Stonefort, Villa Ridge, and Walsh.
Belleville is a city in St. Clair County, Illinois, United States, co-extensive with Belleville Township. The population was 42,034 according to the Census Bureau's 2015 estimates. It is the eighth-most populated city outside the Chicago Metropolitan Area and the most populated city south of Springfield in the state of Illinois. It is the county seat of St. Clair County, and the seat of the Roman Catholic Diocese of Belleville and the National Shrine of Our Lady of the Snows. Belleville is the most populated city in the Metro-East region of the St. Louis Metropolitan Area and in Southern Illinois. Due to its proximity to Scott Air Force Base, the population receives a boost from military and federal civilian personnel, defense contractors, and military retirees.
Granite City is a city in Madison County, Illinois, United States, within the Greater St. Louis metropolitan area. The population was 29,849 at the 2010 census, making it the second largest city in the Metro East and Southern Illinois regions, behind Belleville. Officially founded in 1896, Granite City was named by the Niedringhaus brothers, William and Frederick, who established it as a steel making company town for the manufacture of kitchen utensils made to resemble granite.
O'Fallon is a city in St. Clair County, Illinois, United States, and one of the fastest-growing communities in the Metropolitan St. Louis area. The 2010 census listed the city's population at 28,281. The city is the third largest city in the Metro-East region and Southern Illinois. Due to its close proximity to Scott Air Force Base, the population receives a boost from military and federal civilian personnel, defense contractors, and military retirees.The city center is located approximately two miles east of the intersection of Interstate 64 and U.S. Route 50.Like its namesake in St. Charles County, Missouri, O'Fallon is part of the St. Louis Metropolitan Statistical Area. This makes O'Fallon (along with the two Troys in Illinois and Missouri) one of the few pairs of like-named municipalities to be part of the same MSA.
The 618 area code lies within the Central Daylight Time Zone (or CDT). The current time in Central Daylight Time is 2:23 PM on Apr 20, 2021.