Site Navigation Baja California California Colorado Idaho Hawaii Nevada New Mexico Oregon Utah Washington     California 58 - San Luis Obispo County west Photo Journey The guide to California 58 is divided into eastbound and westbound directions by county as follows: California 58 east - San Luis Obispo County California 58 east - Kern County #1 - Temblor Range to Bakersfield California 58 east - Kern County #2 - Bakersfield to Tehachapi California 58 east - Kern County #3 - Tehachapi to Boron California 58 east - San Bernardino County - Boron to Barstow California 58 west - San Bernardino County - Barstow to Boron California 58 west - Kern County #1 - Boron to Tehachapi California 58 west - Kern County #2 - Tehachapi to Bakersfield California 58 west - Kern County #3 - Bakersfield to Temblor Range California 58 west - San Luis Obispo County Business California 58 - Bakersfield, Tehachapi, Mojave, Boron Page Updated October 20, 2007.