Active Prefixes in Area Code 636
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 636-577-#### | Saint Peters | Wireless Numbers | New Cingular Wireles... |
| 636-578-#### | Saint Louis | Wireless Numbers | Sprint Spectrum L.p.... |
| 636-579-#### | Chesterfield | Wireless Numbers | T-mobile Usa, Inc.... |
| 636-582-#### | Union | Landline Numbers | Aurora Communication... |
| 636-583-#### | Union | Landline Numbers | Southwestern Bell... |
| 636-584-#### | Union | Landline Numbers | Southwestern Bell... |
| 636-585-#### | High Hill | Landline Numbers | Centurytel Missouri ... |
| 636-586-#### | De Soto | Landline Numbers | Southwestern Bell... |
| 636-587-#### | Eureka | Landline Numbers | Southwestern Bell... |
| 636-590-#### | Saint Ann | Landline Numbers | Global Crossing Loca... |
| 636-591-#### | Manchester | Landline Numbers | Mcleodusa Telecommun... |
| 636-594-#### | Manchester | Landline Numbers | Xo Missouri, Inc.... |
| 636-597-#### | Truxton | Landline Numbers | Centurytel Missouri ... |
| 636-600-#### | Maryland Heights | Landline Numbers | Birch Telecom Of Mis... |
| 636-614-#### | Saint Louis | Landline Numbers | Level 3 Communicatio... |
| 636-625-#### | Dardenne | Landline Numbers | Centurytel Missouri ... |
| 636-627-#### | Creve Coeur | Landline Numbers | At&t Local... |
| 636-628-#### | Saint Ann | Landline Numbers | Global Crossing Loca... |
| 636-629-#### | Saint Clair | Landline Numbers | Southwestern Bell... |
| 636-633-#### | Imperial | Wireless Numbers | T-mobile Usa, Inc.... |
| 636-634-#### | Saint Ann | Landline Numbers | Global Crossing Loca... |
| 636-638-#### | Crystal City | Landline Numbers | Charter Fiberlink, L... |
| 636-639-#### | Wentzville | Landline Numbers | Centurytel Missouri ... |
| 636-642-#### | Imperial | Landline Numbers | Level 3 Communicatio... |
| 636-648-#### | Saint Ann | Landline Numbers | Global Crossing Loca... |
| 636-649-#### | Union | Wireless Numbers | New Cingular Wireles... |
| 636-651-#### | Saint Louis | Landline Numbers | Teleport Communicati... |
| 636-660-#### | Fenton | Landline Numbers | Mcleodusa Telecommun... |
| 636-661-#### | Old Monroe | Landline Numbers | Centurytel Missouri ... |
| 636-662-#### | Foley | Landline Numbers | Centurytel Missouri ... |
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 | |