User:40bus/Ontario-ing a state's freeways

Indiana
General description:  Roads 400-409 are the most important roads, and are odd for north-south routes (increasing to east) and even for east-west routes (increasing to north).


 * 400: I-64
 * 401: I-65
 * 402: I-70
 * 403: US 31
 * 404: I-74
 * 405: I-69
 * 406: I-90
 * 408: I-94