Editing Interstate 72 (section)

==Auxiliary routes==
I-72 currently has one auxiliary route.
===Interstate 172===
{{infobox road small
|state=IL
|type=I
|route=172
|location=[[Levee Township, Pike County, Illinois|Levee Township]] to [[Ellington Township, Adams County, Illinois|Ellington Township]]
|length_mi=19.69
|length_ref=
}}
'''Interstate 172''' serves as a freeway spur for [[Quincy, Illinois|Quincy]].
{{clear}}

===Jacksonville business route===
{{Infobox road small
|state=IL
|type=BL
|route=72
|location=[[Jacksonville, Illinois|Jacksonville]]
|length_mi=9.5
|length_ref=<ref name=google_maps/>
}}
'''Interstate&nbsp;72 Business''' ('''I-72''') is a [[business loop]] of I-72 in [[Jacksonville, Illinois|Jacksonville]]. It runs from the I-72/[[U.S. Route 36 in Illinois|US&nbsp;36]]/[[U.S. Route 67 in Illinois|US&nbsp;67]] interchange southwest of Jacksonville north along the US&nbsp;67 bypass of Jacksonville to the former alignment of US&nbsp;36 (Morton Avenue). On Morton Avenue, I-72 Bus. runs east through downtown Jacksonville until it reaches I-72 at exit&nbsp;68. This is a distance of {{convert|9.5|mi|km}}.<ref name=google_maps>[https://maps.google.com Google maps] estimate.</ref>
{{clear}}