GREEN CASTLE, IA ZIP Code
| City | GREEN CASTLE |
| State | Iowa |
| ZIP Codes count | 1 (see all) |
| Post offices count | 1 (see all) |
ZIP Code in GREEN CASTLE, Iowa
50054 GREEN CASTLE, IA is set as NOT ACCEPTABLE city name for ZIP Code 50054. Use COLFAX, IA for your mailing or form filling.
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
List of GREEN CASTLE, IA ZIP Codes
| ZIP | CITY | STATE | TYPE | POPU |
|---|---|---|---|---|
| 50054 | COLFAX | IA | STANDARD | 3,191 |
Post offices
COLFAX — Post Office™ 110 E HOWARD ST COLFAX, IA 50054-9998 |
ZIP Codes for other locations
State for GREEN CASTLE
Iowa ZIP CodesOther cities in Iowa