| Primary City | Gary | |
| Population | 80,294 | |
| State | Indiana | |
| County | Lake County | |
| Current Time | ||
| Zip Codes | 46401-46411 | |
| Area Codes | 219 |
Neighbouring Zip Codes
ZIP Code: 46303
Cedar Lake, Indiana
ZIP Code: 46308
Crown Point, Indiana
ZIP Code: 46307
Crown Point, Indiana
ZIP Code: 46373
Saint John, Indiana
ZIP Code: 46311
Dyer, Indiana
ZIP Code: 46312
East Chicago, Indiana
ZIP Code: 46319
Griffith, Indiana
ZIP Code: 46327
Hammond, Indiana
ZIP Code: 46325
Hammond, Indiana
ZIP Code: 46322
Highland, Indiana
ZIP Code: 46321
Munster, Indiana
ZIP Code: 47854
Hillsdale, Indiana
ZIP Code: 46322
Highland, Indiana
ZIP Code: 46342
Hobart, Indiana
ZIP Code: 46405
Lake Station, Indiana
ZIP Code: 46411
Merrillville, Indiana
ZIP Code: 46410
Merrillville, Indiana
ZIP Code: 46321
Munster, Indiana
ZIP Code: 46368
Portage, Indiana
ZIP Code: 46373
Saint John, Indiana
ZIP Code: 46375
Schererville, Indiana
Neighbouring Cities
Merrillville, Griffith, Lake Station, Highland, Schererville, Portage, Crown Point, Hammond, East Chicago, Saint John, Munster, South Haven, Dyer, Lakes of the Four Seasons, Cedar Lake