| | FIPS | County | State | Coordinating Agency Name |
|---|
| 145 | 17007 | Boone | Illinois | Rockford Area Transportation Study |
|---|
| 146 | 17019 | Champaign | Illinois | Champaign County Reg. Planning Commission |
|---|
| 147 | 17031 | Cook | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 148 | 17043 | Du Page | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 149 | 17063 | Grundy | Illinois | Chicago Area Transporation Study (CATS) |
|---|
| 150 | 17073 | Henry | Illinois | Bi-State Regional Commission |
|---|
| 151 | 17085 | Jo Daviess | Illinois | East Central Intergovernmental Association |
|---|
| 152 | 17089 | Kane | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 153 | 17091 | Kankakee | Illinois | Kankakee County Reg. Planning Commission |
|---|
| 154 | 17093 | Kendall | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 155 | 17097 | Lake | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 156 | 17111 | McHenry | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 157 | 17113 | McLean | Illinois | McLean County Reg. Planning Commission |
|---|
| 158 | 17119 | Madison | Illinois | East-West Gateway Coordinating Council |
|---|
| 159 | 17131 | Mercer | Illinois | Bi-State Regional Commission |
|---|
| 160 | 17133 | Monroe | Illinois | East-West Gateway Coordinating Council |
|---|
| 161 | 17143 | Peoria | Illinois | Tri-County Regional Planning Commission--IL |
|---|
| 162 | 17161 | Rock Island | Illinois | Bi-State Regional Commission |
|---|
| 163 | 17163 | St. Clair | Illinois | East-West Gateway Coordinating Council |
|---|
| 164 | 17167 | Sangamon | Illinois | Springfield-Sangamon County RPC |
|---|
| 165 | 17179 | Tazewell | Illinois | Tri-County Regional Planning Commission--IL |
|---|
| 166 | 17197 | Will | Illinois | Chicago Area Transportation Study (CATS) |
|---|
| 167 | 17201 | Winnebago | Illinois | Rockford Area Transportation Study |
|---|
| 168 | 17203 | Woodford | Illinois | Tri-County Regional Planning Commission--IL |
|---|
