GREEN CASTLE, IA ZIP Code
| City | GREEN CASTLE |
| State | Iowa |
| ZIP Codes count | 1 (see all) |
| Post offices count | 1 (see all) |
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