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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|
References[change | change source]
- "Report of the Special Committee on U.S. Route Numbering to the Standing Committee on Highways" (PDF). American Association of State Highway and Transportation Officials. November 7, 1998. Retrieved July 18, 2010.
- Google Maps – overview map of I-99 (Map). Cartography by Tele Atlas. Google, Inc. Retrieved July 18, 2010.
|KML file (edit • help)