Interstate 99 north - Port Matilda to State College

Just outside of Port Matilda, Pennsylvania, eastbound U.S. Route 322 prepares to merge onto northbound Interstate 99 and U.S. Route 220 toward State College. There is a separate ramp ahead to southbound I-99 and US 220 toward Altoona and Port Matilda. (4-10-2026)

US 322 reaches and begins its overlap with I-99 here. (4-10-2026)

The highway's right lane ends just ahead. (4-10-2026)

After curving right, the Interstate crosses U.S. Route 220 Alternate (Eagle Valley Road), the alignment of mainline US 220 prior to I-99. (4-10-2026)

The cities of State College and Williamsport are a respective 13 and 70 miles away from here. (4-10-2026)

I-99 and US 220 shields are then seen sitting side-by-side. (4-10-2026)

I-99 is straight and flat as it reaches mile marker 65. (4-10-2026)

At mile marker 66.2, the Interstate then reaches a hillcrest. (4-10-2026)

Along a righthand curve, the highway enters Patton Township. (4-10-2026)

Exit 68, leading to Waddle and Grays Woods, is 2 miles away. (4-10-2026)

Atherton Street (SR 3042) soon passes overhead. (4-10-2026)

A 70 MPH speed limit is displayed on a median variable message sign at left. (4-10-2026)

The Interstate then crosses Pennsylvania Route 550 (Buffalo Run Road). (4-10-2026)

Overhead advance signage appears for exit 69, with U.S. Route 322 Business (Atherton Street), 1¾ miles away. (4-10-2026)

Access to PA 550 and Skytop Mountain Road from northbound I-99 is by way of exit 68. (4-10-2026)

Exit 68 is immediately prior to a lefthand curve along the Interstate. (4-10-2026)

The two exits serving State College fall along a 2-mile span. (4-10-2026)

After curving left, the highway passes under Grays Woods Boulevard. (4-10-2026)

On approach to exit 69, through traffic has control cities of Bellefonte for I-99 and US 220, and Lewistown for US 322. (4-10-2026)

The exit 69 gore sign. (4-10-2026)

I-99 and US 220 reassurance follow exit 69. (4-10-2026)

There is then separate reassurance for US 322 ahead of the crossing of the ramp from westbound Atherton to southbound I-99. (4-10-2026)

¾ mile away, exit 71 serves Toffrees and Woodycrest, and can be taken to the north lot of college football's Beaver Stadium. (4-10-2026)

Bellefonte and Lewistown are currently 13 and 32 miles away. (4-10-2026)

Food options at exit 71 are posted to the right. (4-10-2026)

Exit 71 lies straight ahead. The intersecting road is Waddle Road. (4-10-2026)

The exit 71 gore sign. (4-10-2026)

In 2 miles, US 322 departs I-99 at exit 73 and heads toward the Pennsylvania State University (Penn State) and the city of State College. This is also the exit for drivers bound for the east and south lots of Beaver Stadium. (4-10-2026)

A sign at right reiterates that interests to Lewistown are to remain on eastbound US 322. (4-10-2026)

The highway soon crosses the Bellefonte Central Rail Trail. (4-10-2026)

Aside from Beaver Stadium, exit 73 can be taken to the Bryce Jordan Center. (4-10-2026)

Exit 73 also provides access to Park Avenue, the Innovation Park and State College Regional Airport. (4-10-2026)

A sign bridge stretches across the US 322 split. (4-10-2026)
