California's Route 203

Route 203 is from the Mono county line near Minaret Summit to Route 395. [CS&HC Sec 503]

Information

  • Road Conditions

    History

  • 1967: Portion from the Mono county line to Mammoth Lakes added.

    Scenic

    Entire route. [CS&HC Sec. 263.1]

    Points of Interest

    The main thing on this route is Mammoth Lakes. Numerous summer and winter are accessible from Route 203, including Mammoth Mountain.

    Truck Routes and Terminal Access

  • Madera / Mono County Line - Minaret Summit to 0.68 mile east of Madera / Mono County Line: Closed in winter. For winter closure updates, call: (800) 427-7623, or from outside California, (916) 445-7623. (Otherwise, the KPRA advised for the route is less than 30 feet.)
  • 0.68 mile east of Madera / Mono Cnty Line to Route 395: California Legal (40-foot KPRA).

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