Kern County Supervisor 7050 Lake Isabella Blvd Lake Isabella, CA 93240 Phone : (760) 549-2068 Business Category Government Offices & Public Schools Kern County Of--supervisor Jon Mcquiston, Lake Isabella 7050 Lake Isabella Blvd Lake Isabella, CA 93240 Phone : (760) 549-2068 Business Category Government Offices-County Government Offices & Public Schools Kern County Of--supervisorial Districts, District 1 Jon Mcquiston, Lake Isabella-kern River Valley 7050 Lake Isabella Blvd Lake Isabella, CA 93240 Phone : (760) 549-2068 Business Category Government Offices-County Government Offices & Public Schools