637 Area Code Information
State: AE
Largest City in Area: APO
Where is Area Code 637? Area code (637) is in the state of AE. The PeopleSearchNow database has 1,735 records on file with a phone number in the area code of (637). Below, are the major cities in the area code (637).
Major Cities in 637
- APO, AE (181)
- DES MOINES, IA (59)
- IOWA CITY, IA (52)
- CEDAR RAPIDS, IA (48)
- SAN ANTONIO, TX (45)
- DAVENPORT, IA (44)
- WEST DES MOINES, IA (40)
- GRAND RAPIDS, MI (34)
- APO, AP (33)
- CHICAGO, IL (25)
Zip Codes in 637
- 09009
- 09012
- 09021
- 09180
- 24360
- 50010
- 50014
- 50265
- 50266
- 50311
- 50322
- 52240
- 52245
- 52246
- 52302
- 52402
- 52404
- 52722
- 52806
- 96262