557 Area Code, Missouri

557 area code is a telephone area code in the North American Numbering Plan (NANP) for St. Louis, Missouri and surrounding areas. The area code was created in 2022.

Area Code557
Major CityColumbia
Service Date08/12/2022
Time ZoneCentral
Overlay Complex314/557
LocationMissouri (MO)
CountryUnited States

Some of the cities served by the 557 area code include St. Louis, Florissant, Oakville, University City, Mehlville, Maryland Heights, Kirkwood, Hazelwood, Webster Groves and more.

Places covered by phone area code 557

Area codeCity/TownCounty
557AfftonSt Louis
557BridgetonSt Louis
557Creve CoeurSt Louis
557Earth CitySt Louis
557FergusonSt Louis
557FlorissantSt Louis
557GlencoeSt Louis
557HazelwoodSt Louis
557KirkwoodSt Louis
557LadueSt Louis
557Maryland HeightsSt Louis
557MehlvilleSt Louis
557OakvilleSt Louis
557OverlandSt Louis
557SappingtonSt Louis
557Spanish LakeSt Louis
557St AnnSt Louis
557St LouisSt Louis
557University CitySt Louis
557Valley ParkSt Louis
557Webster GrovesSt Louis

The main post offices in each region in Nigeria have postal codes ending in 0001. The lowest postal code is 100001 and the highest with a special code is 982112.

NIPOST or Nigerian Postal Service is a company owned and operated by the government of this country. The country has a total of more than 5000 post offices spread throughout the region. Find the correct ZIP (Zone Improvement Plan) code or Postal Code for the postal address you need.