Active Prefixes in Area Code 636
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 636-395-#### | Earth City | Landline Numbers | Sbc Internet Service... |
| 636-397-#### | Saint Peters | Landline Numbers | Centurytel Missouri ... |
| 636-398-#### | Defiance | Landline Numbers | Centurytel Missouri ... |
| 636-399-#### | Manchester | Wireless Numbers | Cellco Partnership D... |
| 636-400-#### | Portage Des Sioux | Landline Numbers | Birch Telecom Of Mis... |
| 636-402-#### | Gray Summit | Wireless Numbers | Windstream Nuvox Mis... |
| 636-403-#### | Harvester | Wireless Numbers | Usa Mobility Wireles... |
| 636-405-#### | Pond | Landline Numbers | Southwestern Bell... |
| 636-410-#### | Earth City | Landline Numbers | Xo Missouri, Inc.... |
| 636-412-#### | Valley Park | Landline Numbers | Xo Missouri, Inc.... |
| 636-413-#### | Saint Louis | Landline Numbers | Level 3 Communicatio... |
| 636-422-#### | Pond | Landline Numbers | Southwestern Bell... |
| 636-425-#### | Portage Des Sioux | Wireless Numbers | Windstream Nuvox Mis... |
| 636-426-#### | Portage Des Sioux | Wireless Numbers | T-mobile Usa, Inc.... |
| 636-429-#### | Eureka | Landline Numbers | Level 3 Communicatio... |
| 636-431-#### | Valley Park | Landline Numbers | Mci Worldcom Communi... |
| 636-432-#### | Washington | Landline Numbers | Southwestern Bell... |
| 636-433-#### | Marthasville | Landline Numbers | Centurytel Missouri ... |
| 636-434-#### | Portage Des Sioux | Landline Numbers | Southwestern Bell... |
| 636-435-#### | Valley Park | Landline Numbers | Mci Worldcom Communi... |
| 636-438-#### | Manchester | Landline Numbers | Allegiance Telecom, ... |
| 636-439-#### | Hazelwood | Wireless Numbers | New Cingular Wireles... |
| 636-441-#### | Harvester | Landline Numbers | Southwestern Bell... |
| 636-442-#### | Harvester | Landline Numbers | Southwestern Bell... |
| 636-443-#### | Saint Charles | Landline Numbers | Southwestern Bell... |
| 636-444-#### | Maryland Heights | Landline Numbers | Birch Telecom Of Mis... |
| 636-445-#### | Wentzville | Landline Numbers | Qwest Communications... |
| 636-447-#### | Harvester | Landline Numbers | Southwestern Bell... |
| 636-448-#### | Saint Charles | Wireless Numbers | New Cingular Wireles... |
| 636-449-#### | Ladue | Wireless Numbers | Windstream Nuvox Mis... |
Area Code 636 Introduction
| Area Code: | 636 |
| Country: | United States |
| State/Province: | Missouri - MO |
| Major City: | Harvester |
| Time Zone: | Central |
| Average property | $146K |
| Average age | 61 y/o |
| Average assets | $86.9K |
| Population density | 69,704 sq mi (180,533 km2) |
| Population | 6,083,672 |
| latitude Longitude: | |
| 36° 0′ N to 40° 37′ N / 89° 6′ W to 95° 46′ W | |
| About 636 : | |
| The 636 Area Code (or Area Code 636) is located in the state of MO. Area Code 636 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 870 thousand unique phone numbers and 3.47 million individuals near the city of Ballwin Area code 636 was put into service. Area code 636 was created from a split of area code 314. |
|
| Major cities or places | |
| Ballwin, MO>Chesterfield, MO>O'fallon, MO>St. Charles, MO>St. Peters, MO>Wildwood, MO | |