| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Black Oak | city | Indiana | United States | 41.56611 | -87.39361 | 587 | 112715 |
| Black Oak | city | Indiana | United States | 38.6625 | -87.08111 | 498 | 1795 |
| Black Point | city | Indiana | United States | 41.405 | -85.68361 | 869 | 7547 |
| Black Rock | city | Indiana | United States | 40.36778 | -87.09694 | 498 | 1737 |
| Blackhawk | city | Indiana | United States | 39.30889 | -87.30028 | 626 | 4799 |
| Blackhawk Beach | city | Indiana | United States | 41.51778 | -87.04111 | 823 | 21962 |
| Blackiston Mill | city | Indiana | United States | 38.33556 | -85.79806 | 410 | 52777 |
| Blackiston Village | city | Indiana | United States | 38.33194 | -85.79306 | 413 | 96014 |
| Blaine | city | Indiana | United States | 40.4025 | -85.05611 | 944 | 2811 |
| Blairsville | city | Indiana | United States | 38.07889 | -87.76194 | 400 | 2775 |
| Blakesburg | city | Indiana | United States | 39.80722 | -86.91 | 741 | 1470 |
| Blanford | city | Indiana | United States | 39.665 | -87.52056 | 551 | 2716 |
| Blocher | city | Indiana | United States | 38.71806 | -85.65667 | 610 | 2667 |
| Bloods Wood Crossing | city | Indiana | United States | 38.53861 | -87.63028 | 400 | 1528 |
| Bloomer | city | Indiana | United States | 40.08389 | -85.76806 | 846 | 14437 |
| Bloomfield | city | Indiana | United States | 38.02444 | -87.09639 | 413 | 1653 |
| Bloomfield | city | Indiana | United States | 39.02694 | -86.9375 | 524 | 4860 |
| Bloomfield | city | Indiana | United States | 40.51167 | -84.97389 | 869 | 1482 |
| Blooming Grove | city | Indiana | United States | 39.50222 | -85.06472 | 997 | 2174 |
| Bloomingdale | city | Indiana | United States | 39.83333 | -87.24972 | 600 | 2708 |
| Bloomingport | city | Indiana | United States | 40.02694 | -84.99472 | 1148 | 1709 |
| Bloomington | city | Indiana | United States | 39.16528 | -86.52639 | 793 | 67980 |
| Blooms Eddy historical | city | Indiana | United States | 38.28611 | -85.77222 | 400 | 165290 |
| Blountsville | city | Indiana | United States | 40.06 | -85.24028 | 1105 | 2684 |
| Blue | city | Indiana | United States | 38.925 | -85.00472 | 800 | 2123 |
| Blue Lick | city | Indiana | United States | 38.50833 | -85.80472 | 511 | 3333 |
| Blue Ridge | city | Indiana | United States | 39.51917 | -85.63556 | 898 | 2429 |
| Blue River | city | Indiana | United States | 38.53 | -85.93944 | 784 | 2091 |
| Bluecast | city | Indiana | United States | 41.15417 | -84.86944 | 705 | 3559 |
| Bluff Creek | city | Indiana | United States | 39.5575 | -86.22083 | 849 | 14056 |
| Bluff Point | city | Indiana | United States | 40.34583 | -84.97722 | 997 | 2101 |
| Bluffs | city | Indiana | United States | 39.56889 | -86.25111 | 692 | 9208 |
| Bluffton | city | Indiana | United States | 40.73861 | -85.17167 | 797 | 11359 |
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