| Just south from the separation with I-90 (Jane Addams Memorial Tollway), I-39/U.S. 51 combine with U.S. 20 west at a cloverleaf interchange (Exits 122 A/B) with Harrison Avenue. 05/10/10 |
| U.S. 20 leads east from Exit 122 B through the village of Cherry Valley to Edgewood and the city of Belvidere. 05/10/10 |
| U.S. 20 bypasses Rockford along an older freeway leading seven miles west to Chicago Rockford International Airport (RFD) and 15 miles to U.S. 20 Business ahead of the village of Winnebago. 05/10/10 |
| I-39/U.S. 51 turn south again in one mile at an unnumbered wye interchange. 05/10/10 |
| A third westbound lane opens along U.S. 20 beyond the CN Railroad underpass for the departing I-39/U.S. 51 south to Bloomington and Normal. 05/10/10 |
| I-39/U.S. 51 transition to a rural freeway south from Rockford and Cherry Valley as U.S. 20 remains west toward Downtown and RFD Airport. U.S. 20 joins Rockford with Freeport and Dubuque, Iowa. 05/10/10 |
Page Updated 04-30-2018.