(Oak Park and Grand Dental Care AG, CA-40-05) in Arroyo Grande, San Luis Obispo County, CA. Grand Av. W. 1.5 miles from jct with US101 exit 187 in Arroyo Grande to the bldg on the S. side of the road. (4-10-08, N35 07.214 W120 36.508) Photo by Mark & Maggie Comstock.