San Mateo: 1700 W. Hillsdale Blvd. San Mateo: 1701 Coyote Point Dr. San Mateo: 1950 Alameda de Las Pulgas San Mateo: 2000 Alameda de las Pulgas San Mateo: 222 Paul Scannell Drive San Mateo: 222 W. 39th Avenue San Mateo: 225 37th Ave San Mateo: 3080 La Selva Street San Mateo: 31 Tower Road San Mateo: 32 Tower Road Pagination Previous page Page 1 Page 2 Page 3 Current page 4 Page 5 Next page HR's Main Office: 455 County Center, 5th Floor San Mateo County Government Center Redwood City CA 94063 HR Testing/Interview/Training Locations: Please see your notification letter/email for room assignment