There are 21.46 miles from Centreville to Alton in north direction and 30.99 miles (49.87 kilometers) by car, following the I-255 and US-50 route.
Centreville and Alton are 35 minutes far apart, if you drive non-stop.
This is the fastest route from Centreville, IL to Alton, IL. The halfway point is .
Centreville, IL and Alton, IL are in the same time zone (CDT). Current time in both locations is 9:13 am.
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