Zip Area Code

Saint John, Indiana

Saint John, Indiana, in Lake County, has ZIP code 46373 and area code 219.

ZIP code
46373
Area code
219
State
Indiana
Coordinates
41.4495, -87.4764

ZIP codes in Saint John

ZIP codePost officeCountyArea codes
46373Saint JohnLake County219

Area code for Saint John

  • Area code 219

    In service since 1948. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Towns near Saint John