Active Prefixes in Area Code 636
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 636-242-#### | Marthasville | Landline Numbers | Centurytel Missouri ... |
| 636-243-#### | De Soto | Landline Numbers | Level 3 Communicatio... |
| 636-244-#### | Harvester | Landline Numbers | Charter Fiberlink, L... |
| 636-246-#### | Saint Charles | Landline Numbers | Xo Missouri, Inc.... |
| 636-247-#### | Chesterfield | Landline Numbers | Southwestern Bell... |
| 636-248-#### | Saint Peters | Wireless Numbers | Cellco Partnership D... |
| 636-250-#### | Portage Des Sioux | Landline Numbers | Orchard Farm Telepho... |
| 636-251-#### | Foristell | Wireless Numbers | Cellco Partnership D... |
| 636-253-#### | High Ridge | Wireless Numbers | T-mobile Usa, Inc.... |
| 636-255-#### | Saint Charles | Landline Numbers | Southwestern Bell... |
| 636-256-#### | Manchester | Landline Numbers | Southwestern Bell... |
| 636-257-#### | Pacific | Landline Numbers | Southwestern Bell... |
| 636-258-#### | Portage Des Sioux | Landline Numbers | Orchard Farm Telepho... |
| 636-259-#### | Gray Summit | Wireless Numbers | T-mobile Usa, Inc.... |
| 636-261-#### | Harvester | Landline Numbers | Southwestern Bell... |
| 636-262-#### | Chesterfield | Wireless Numbers | Sprint Spectrum L.p.... |
| 636-263-#### | Harvester | Landline Numbers | At&t Local... |
| 636-264-#### | Winfield | Landline Numbers | Level 3 Communicatio... |
| 636-265-#### | Dardenne | Landline Numbers | Charter Fiberlink, L... |
| 636-266-#### | Washington | Landline Numbers | Level 3 Communicatio... |
| 636-271-#### | Pacific | Landline Numbers | Southwestern Bell... |
| 636-272-#### | O Fallon | Landline Numbers | Centurytel Missouri ... |
| 636-273-#### | Pond | Landline Numbers | Southwestern Bell... |
| 636-274-#### | Cedar Hill | Landline Numbers | Southwestern Bell... |
| 636-277-#### | Earth City | Landline Numbers | Peerless Network Of ... |
| 636-278-#### | Saint Peters | Landline Numbers | Centurytel Missouri ... |
| 636-279-#### | Saint Peters | Landline Numbers | Centurytel Missouri ... |
| 636-281-#### | O Fallon | Landline Numbers | Centurytel Missouri ... |
| 636-282-#### | Maxville | Landline Numbers | Southwestern Bell... |
| 636-283-#### | Washington | Landline Numbers | Teleport Communicati... |
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 | |