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Area code 636 is a telephone area code in North American Numbering Plan (NANP) for the east-central part of the U.S. state of Missouri, comprising mainly the western suburbs of St. Louis.
Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone number having seven digits. A numbering plan area with multiple area codes is called an overlay. Area codes are also assigned for non-geographic purposes.
- Where Is Area Code 636?
- What Time Zone Is Area Code 636?
- History
- Prefixes
Area code 636 is the area code for the suburbs of Saint Louis, MO. It includes the cities of O'Fallon, St. Charles, and St. Peters. It is the only area code that serves the area.
The 636 area code is located in the Central timezone. The Central time zone is also known as America/Chicago. As of the last time this page was loaded, the current time is 8:23am.
Creation: Area code 636 was put into service on May 22, 1999 and was the 257th area code in service. It was one of 23 area codes introduced in 1999. It was the 6th area code in the state of Missouri. Missouri currently has 9 area codes. It was created to relieve the pressure on the 314 area codeas the numbers in 314 were being exhausted. 7 digit di...
Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.
Area Code 636 Prefixes. Prefix City County Carrier Type Assigned (636) 200: Maryland Heights, MO Birch Telecom Of Missouri, Inc: Landline (636) 203: Lake Saint Louis ...
- Tue, Jun 25th 2024, 4:27:42 pm, CST (-06:00)
- Missouri
- Saint Charles
Fixed phone numbers in the United States, state Missouri (area code 636) 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 code.
Há 3 dias · 636 is an area code located in the state of Missouri, US. The largest city it serves is O'Fallon. Location, time zone and map of the 636 area code
Area code 636 serves east-central Missouri, mainly the western suburbs of St. Louis. It includes parts of Chesterfield and Fenton in St. Louis County, and all of Washington, Union, De Soto, Troy, St. Charles, Jefferson, and Warren counties, as well as the towns of High Hill and Jonesburg in Montgomery County.
