It depends on which Sunnyvale you are looking for:
Sunnyvale, California is in Santa Clara County.
Sunnyvale, Texas is in Dallas County.
The address of the Sunnyvale Public Library is: 665 W. Olive Ave., Sunnyvale, 94086 7622
The address of the Sunnyvale Historical Museum is: 570 E Remington Dr, Sunnyvale, CA 94087
The web address of the Sunnyvale Historical Museum is: http://www.heritageparkmuseum.org
The address of the Sunnyvale Historical Society And Museum Association is: Po Box 2187, Sunnyvale, CA 94087-0187
The phone number of the Sunnyvale Historical Museum is: 408-749-0220.
Halfway between Burlingame and Sunnyvale?
Sunnyvale Public Library was created in 1914.
Sunnyvale High School was created in 2007.
Sunnyvale Train Station was created in 1924.
Sunnyvale - Caltrain station - was created in 2003.
No. Aside from California, there's a Dallas suburb called Sunnyvale. There was also a Sunnyvale in Missouri, until it merged with Joplin in 1987.
Sunnyvale High School - California - ended in 1981.