O Fallon, Missouri
O Fallon, Missouri, in St. Charles County, has ZIP codes 63366 and 63368 and area code 636.
- ZIP codes
- 63366, 63368
- Area code
- 636
- County
- St. Charles County
- State
- Missouri
- Time zone
- Central Time
- Coordinates
- 38.7876, -90.7362
ZIP codes in O Fallon
Area code for O Fallon
- Area code 636
In service since May 22, 1999. Local calls are dialed with seven digits.
Time zone
O Fallon is in the Central Time zone.
Towns near O Fallon
- O'Fallon1.4 km (0.9 mi)
- Lake Saint Louis4.3 km (2.7 mi)
- Lake St. Louis4.4 km (2.7 mi)
- Dardenne Prairie5.5 km (3.4 mi)
- Josephville6.6 km (4.1 mi)
- St. Paul6.8 km (4.2 mi)
- Cottleville8.5 km (5.3 mi)
- Saint Peters9.9 km (6.2 mi)
Local numbers in area code 636
Looking for a phone number with a O Fallon area code? These 636 numbers are for sale through Exclusive Digits. Portable to Verizon, AT&T, T-Mobile and all major US carriers.
- (636) 589-8008Warrenton, MO$69View & buy
- (636) 590-2002Chesterfield, MO$69View & buy
- (636) 638-0888Festus, MO$69View & buy
- (636) 678-6788Fenton, MO$69View & buy
- (636) 678-9009Fenton, MO$69View & buy
- (636) 678-9889Fenton, MO$69View & buy
- (636) 773-0888Saint Charles, MO$69View & buy
- (636) 789-8678Hillsboro, MO$69View & buy
- (636) 789-8987Hillsboro, MO$69View & buy
- (636) 798-8008Defiance, MO$69View & buy
- (636) 800-9878Saint Charles, MO$69View & buy
- (636) 948-8008Antonia, MO$69View & buy
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