Illinois State Route 64 is a east-west highway across Central De Kalb County. This passes through mostly rural areas. IL St Rt 64 passes through the following town in De Kalb County. Sycamore
IL St Rt 64 is multi-plexed in De Kalb County. Illinois State Route 23, at Sycamore. IL St Rt 64 intersects the following highways in De Kalb County. Illinois State Route 23, at Sycamore.
A junction marker on SB IL St Rt 23/WB IL St Rt 64. NB IL St Rt 23/EB IL St Rt 64 in Sycamore. NB IL St Rt 23/EB IL St Rt 64 in Downtown Sycamore. EB IL St Rt 64 east of Downtown Sycamore. EB IL St Rt 64 east of Sycamore. A De Kalb County mile marker. EB IL St Rt 64 near the De Kalb/Kane County Line.
