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Chesterfield, MO Area Code

Chesterfield, Missouri (population 49,309) uses area code 636.

Area code636
Time zoneCentral
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ChesterfieldO'FallonSt. CharlesSt. PetersFlorissantWentzvilleWildwoodBallwinHazelwoodOld JamestownWarrensburgLake St. LouisManchesterChesterfield
Chesterfield and nearby cities in area code 636

Carriers with Chesterfield numbers

36 prefixes are assigned to the Chesterfield exchange: 25% mobile, 36% VoIP and cable, 39% landline.

CarrierPrefixes
AT&T (Southwestern Bell)12
T-Mobile9
Onvoy (Sinch)4
Verizon Business (MCImetro)4
AT&T (Teleport)2
Paetec Itel2
Lumen (Level 3)2
Charter Ip Enabled Services1

Area codes used in Chesterfield

Area codePrefixes serving ChesterfieldMain carriers in this code
63636AT&T (Southwestern Bell), Brightspeed Of Missouri, Onvoy (Sinch)

Chesterfield phone number prefixes

Numbers starting with these first six digits were originally assigned to the Chesterfield exchange.

Nearby cities in area code 636

Questions

What is the area code for Chesterfield, MO?
The area code for Chesterfield, Missouri is 636.
What time zone is Chesterfield in?
Chesterfield is in the Central time zone.