The 636 area code is a telephone area code serving the east-central part of Missouri, comprising mainly the western suburbs of St. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 636 area code) below and access available caller information such as name, address, and more.
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Phone numbers with the 636 area code prefix originate from the east-central part of the U.S. state of Missouri. This includes areas west of St. Louis, encompassing various counties and cities within this region.
Area code 636 is a General Purpose Code which was placed in service on January 1, 1947.
Our reverse phone lookup will analyze the three-digit prefix of any 636 area code phone number and will show which telecommunications company and rate center it was initially assigned to. This prefix code data may help to determine the U.S. carrier, Missouri geographic region, and local calling area associated with the phone number.
| Company | Number of Prefixes |
|---|---|
| SOUTHWESTERN BELL | 104 |
| CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK | 45 |
| LEVEL 3 COMMUNICATIONS, LLC - MO | 18 |
| WINDSTREAM NUVOX MISSOURI, LLC | 17 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | 15 |
| CHARTER FIBERLINK - MISSOURI, LLC - MO | 15 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 13 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - MO | 13 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO | 8 |
| SPRINT SPECTRUM, L.P. | 8 |
| T-MOBILE USA, INC. | 8 |
| XO MISSOURI, INC. | 7 |
| GLOBAL CROSSING LOCAL SERVICES, INC. - MO | 6 |
| FUSION CLOUD SERVICES, LLC | 5 |
| MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO | 5 |
| AT&T - LOCAL | 3 |
| ONVOY, LLC - MO | 3 |
| AT&T CORP. | 2 |
| AURORA COMMUNICATIONS, INC. - MO | 1 |
| BANDWIDTH.COM CLEC, LLC - MO | 1 |
| METROPCS, INC. | 1 |
| ORCHARD FARM TEL. CO. | 1 |
| PEERLESS NETWORK OF MISSOURI, LLC - MO | 1 |
| Rate Center | Number of Prefixes |
|---|---|
| ST CHARLES | 37 |
| CHESTERFLD | 30 |
| HARVESTER | 25 |
| MANCHESTER | 23 |
| OFALLON | 16 |
| FENTON | 12 |
| FSSCRSTLCY | 11 |
| ST PETERS | 10 |
| WASHINGTON | 10 |
| HIGH RIDGE | 9 |
| IMPERIAL | 8 |
| WENTZVILLE | 8 |
| MAXVILLE | 7 |
| POND | 6 |
| TROY | 6 |
| UNION | 6 |
| VALLEYPARK | 6 |
| CEDAR HILL | 5 |
| DARDENNE | 5 |
| WARRENTON | 5 |
| DE SOTO | 4 |
| FORISTELL | 4 |
| PACIFIC | 4 |
| ANTONIA | 3 |
| EUREKA | 3 |
| HERCUMPVLY | 3 |
| HILLSBORO | 3 |
| PORTAGSIUX | 3 |
| ST CLAIR | 3 |
| AUGUSTA | 2 |
| DEFIANCE | 2 |
| FOLEY | 2 |
| GRAYSUMMIT | 2 |
| MARTHASVL | 2 |
| MOSCOW ML | 2 |
| NEW MELLE | 2 |
| OLD MONROE | 2 |
| WINFIELD | 2 |
| WRIGHTCITY | 2 |
| HAWK POINT | 1 |
| HOLSTEIN | 1 |
| JONESBURG | 1 |
| ORCHARDFRM | 1 |
| WARE | 1 |
Lookup phone numbers starting with other Missouri area codes:
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