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Map of ZIP Codes in St. John Township, Indiana
List of ZIP Codes in St. John Township, Indiana |
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| ZIP Code | ZIP Code City Name | Population | ZIP Code Type |
| Crown Point | 60619 | Non-Unique |
| Dyer | 20816 | Non-Unique |
| Griffith | 18404 | Non-Unique |
| Saint John | 13859 | Non-Unique |
| Schererville | 23820 | Non-Unique |
| Chicago Heights | 58136 | Non-Unique |
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