Missouri Route 364
| Page Avenue Freeway | ||||
MO 364 highlighted in red | ||||
| Route information | ||||
| Maintained by MoDOT | ||||
| Length | 21.384 mi (34.414 km) | |||
| Existed | 2003–present | |||
| Major junctions | ||||
| West end | I-64 / US 40 / US 61 / Route N in Lake St. Louis | |||
| Route 94 from St. Peters to St. Charles Route 141 in Creve Coeur | ||||
| East end | I-270 / Route D in Maryland Heights | |||
| Location | ||||
| Country | United States | |||
| State | Missouri | |||
| Highway system | ||||
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Route 364, known locally as the Page Extension, the Page Avenue Freeway, the Page Expressway, or simply the Extension, is a freeway that connects St. Louis County in Maryland Heights with St. Charles County in Lake St. Louis via the Veterans Memorial Bridge over the Missouri River. The highway is a designated auxiliary state route of I-64.