Where is area code 314? Area code 314 serves St. Louis, MO and the surrounding areas. It has a single overlay (557) that serves the same area.

3 days ago · 314 is an area code located in the state of Missouri, US. The largest city it serves is Florissant. Find out where 314 area code zone from, which states, counties and cities it covers. Get …

Browse area code 314 phone numbers, prefixes and exchanges. The 314 area code serves Saint Louis, Maryland Heights, Hazelwood, Bridgeton, Florissant, covering 29 ZIP codes in 4 counties.

Area codes 314 and 557 are telephone area codes in the North American Numbering Plan (NANP) in the U.S. state of Missouri, serving the city of St. Louis and most of its inner-ring suburbs in …

1 day ago · Area code 314 is located in Missouri. Get area code location and dialing plans for all phone prefixes in area code 314.

About area code 314: location, common spam callers, related area codes, and more. Includes 314 reverse phone lookup to identify spam callers.

List of ZIP Codes in Area Code 314 ... List of Counties in Area Code 314 ... List of Major Cities/Towns in Area Code 314

Where is Area Code 314? The 314 area code is located in the state of Missouri . 314 is one of the 357 three-digit telephone area codes in the USA. It covers roughly 1,906,322 unique phone numbers and …

Fixed phone numbers in the United States, state Missouri (area code 314) are comprised of a single country code (+1), a 3 digit area code, a 3 digit local office code (or region code), and a 4 digit line …

Nov 3, 2025 · The 314 area code is an area code in the state of Missouri. It covers St. Louis and its surrounding suburbs, including parts of St. Charles County, Jefferson County, Franklin County, and …