CSI, ID ZIP Code
| City | CSI |
| State | Idaho |
| ZIP Codes count | 2 (see all) |
| Post offices count | 2 (see all) |
83301 CSI, ID is set as NOT ACCEPTABLE city name for ZIP Code 83301. Use TWIN FALLS, ID for your mailing or form filling.
83303 CSI, ID is set as NOT ACCEPTABLE city name for ZIP Code 83303. Use TWIN FALLS, ID 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 CSI, ID ZIP Codes
| ZIP | CITY | STATE | TYPE | POPU |
|---|---|---|---|---|
| 83301 | TWIN FALLS | ID | STANDARD | 60,434 |
| 83303 | TWIN FALLS | ID | PO BOX | – |
Post offices
PIONEER STATION — Post Office™ 1376 FILLMORE ST TWIN FALLS, ID 83301-9996 |
TWIN FALLS — Post Office™ 253 2ND AVE W TWIN FALLS, ID 83301-9998 |
ZIP Codes for other locations
State for CSI
Idaho ZIP CodesOther cities in Idaho