| Primary City | Valparaiso | |
| Population | 31,730 | |
| State | Indiana | |
| County | Porter County | |
| Current Time | ||
| Zip Codes | 46383-46385 | |
| Area Codes | 219 |
Neighbouring Zip Codes
ZIP Code: 46304
Chesterton, Indiana
ZIP Code: 47374
Richmond, Indiana
ZIP Code: 46308
Crown Point, Indiana
ZIP Code: 46307
Crown Point, Indiana
ZIP Code: 46411
Merrillville, Indiana
ZIP Code: 46410
Merrillville, Indiana
ZIP Code: 46409
Gary, Indiana
ZIP Code: 46408
Gary, Indiana
ZIP Code: 46405
Lake Station, Indiana
ZIP Code: 46319
Griffith, Indiana
ZIP Code: 47854
Hillsdale, Indiana
ZIP Code: 46322
Highland, Indiana
ZIP Code: 46342
Hobart, Indiana
ZIP Code: 46350
La Porte, Indiana
ZIP Code: 46405
Lake Station, Indiana
ZIP Code: 46361
Michigan City, Indiana
ZIP Code: 46360
Michigan City, Indiana
ZIP Code: 46368
Portage, Indiana
ZIP Code: 46373
Saint John, Indiana
ZIP Code: 46375
Schererville, Indiana
ZIP Code: 46391
Westville, Indiana
Neighbouring Cities
Portage, Chesterton, Lakes of the Four Seasons, Hobart, Westville, Lake Station, Merrillville, Gary, Crown Point, Michigan City, Griffith, Schererville, Highland, LaPorte, Saint John