NAD 27 / 83

Zone Name

Map Code

Zone ID

Illinois East
Illinois West
Indiana East
Indiana West
Kentucky North
Kentucky South
Michigan East (NAD 27)
Michigan Central (NAD 27)
Michigan West (NAD 27)
Ohio North
Ohio South
Wisconsin North
Wisconsin Central
Wisconsin South

IL_E
IL_W
IN_E
IN_W
KY_N
KY_S
MI_E
MI_C
MI_W
OH_N
OH_S
WI_N
WI_C
WI_S

1201
1202
1301
1302
1601
1602
2101
2102
2103
3401
3402
4801
4802
4803

NAD 83 Zone Changes

Michigan North
Michigan Central
Michigan South

MI_N
MI_C
MI_S

2111
2112
2113