List of states:

[AL] Alabama
[AK] Alaska
[AZ] Arizona
[FL] Florida
[GA] Georgia
[HI] Hawaii
[ID] Idaho
[IN] Indiana
[IA] Iowa
[KS] Kansas
[ME] Maine
[MT] Montana
[NV] Nevada
[OH] Ohio
[OR] Oregon
[TX] Texas
[UT] Utah
[VT] Vermont
[WY] Wyoming

List of cities in Indiana:

Amo, IN 46103
Avon, IN 46123
Avon, IN 46168
Bath, IN 47010
Cory, IN 47846
Dale, IN 47523
Dana, IN 47847
Dyer, IN 46311
Gary, IN 46402
Gary, IN 46403
Gary, IN 46404
Gary, IN 46406
Gary, IN 46407
Gary, IN 46408
Gary, IN 46409
Hope, IN 47246
Howe, IN 46746
Leo, IN 46765
Lynn, IN 47355
Macy, IN 46951
Mays, IN 46155
Nabb, IN 47147
Nora, IN 46240
Nora, IN 46260
Nora, IN 46280
Nora, IN 46290
Ober, IN 46534
Odon, IN 47562
Ora, IN 46968
Peru, IN 46970
Rome, IN 47574
Troy, IN 47588