Quick facts for kids
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Map of southwestern Pennsylvania and vicinity with I-99 highlighted in red
|Maintained by PennDOT|
|Length||85.6 mi (137.8 km)|
|Existed||November 6, 1998–present|
|South end||I-70 / I-76 / US 220 / Penna Turnpike near Bedford|
| PA 56 near Cessna
US 22 near Altoona
US 322 near State College
PA 26 near Pleasant Gap
|North end||I-80 / US 220 near Bellefonte|
|Main route of the Interstate Highway System
Main • Auxiliary • Business
Roads in Pennsylvania
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Images for kids
"Future I-99 Corridor" sign on US 15 southbound north of Williamsport
Interstate 99 Facts for Kids. Kiddle Encyclopedia.