South Illinois Avenue – street map
US 51
South Illinois Avenue is a named trunk road. Max speed: 45 mph. View its route geometry and coordinates on Business Maps. Coordinates: 37.69668, -89.21909.
Nearest city: Lake Shore Drive Area
- Latitude
- 37.696683999939815
- Longitude
- -89.21909
- Max speed
- 45 mph
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