Route 23 West

Within West Conshohocken, PA 23 turns onto Front Street from Conshohocken State Road to Mastonford Road (SR 3016) west to I-76/476 and Fayette Street east across the Schuylkill River to Conshohocken.
07/05/00

PA 23 continues from Front Street in West Conshohocken onto Schuylkill River Road to Bridgeport. PA 23 follows 4th Street west across Bridgeport to U.S. 202 (Dekalb Street) and Schuylkill Parkway here.
08/15/04

Schuylkill Parkway represents the easternmost portion of a planned expressway taking PA 23 west from Bridgeport to Lancaster via New Holland. Only a short section was constructed west from Dekalb Street to Valley Forge Road.
08/15/04

PA 23 arcs northward from Schuylkill Parkway along Valley Forge Road to Upper Merion township. An unused exit ramp was constructed to link Schuylkill Parkway east with the Dannehower Bridge into Norristown.
08/15/04

PA 23 (Main Street) west of PA 82 (Chestnut Street) in the borough of Elverson.
12/21/20

West from Elverson, PA 23 (Main Street) crosses into Berks County and Caernarvon Township.
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PA 10/23 (Main Street) advance west through Morgantown to the original south end of Interstate 176.
12/21/20

I-176 opened north in 1963. The Morgantown Connector directly linking I-176 with I-76 was completed in 1996.
12/21/20

I-176 (Morgantown Expressway) spurs north to U.S. 422 at Reading.
12/21/20

Hellers Church Road (SR 1003) stems south from PA 23 (Main Street) at Leola to Horsehoe Road (SR 1003).
09/18/04

PA 23 (Main Street) continues west from Hellers Church Road through Leacock.
09/18/04

A pedestrian overpass spans PA 23 (Main Street) ahead of the intersection with Geist Road south.
09/18/04