314 Area Code Information
State: MO
Largest City in Area: SAINT LOUIS
Where is Area Code 314? Area code (314) is in the state of MO. The PeopleSearchNow database has 4,831,817 records on file with a phone number in the area code of (314). Below, are the major cities in the area code (314).
Major Cities in 314
- SAINT LOUIS, MO (3,554,078)
- FLORISSANT, MO (617,911)
- SAINT CHARLES, MO (379,416)
- BALLWIN, MO (317,485)
- SAINT PETERS, MO (266,680)
- CHESTERFIELD, MO (259,419)
- O FALLON, MO (213,836)
- HAZELWOOD, MO (202,894)
- FENTON, MO (181,858)
- MARYLAND HEIGHTS, MO (177,803)
Zip Codes in 314
- 63031
- 63033
- 63109
- 63112
- 63114
- 63115
- 63116
- 63118
- 63119
- 63121
- 63122
- 63123
- 63125
- 63129
- 63130
- 63136
- 63138
- 63139
- 63146
- 63376