Our mailing address:
Creekside Middle School
Attn: Athletic Boosters Club
19722 Center Street
Castro Valley, CA 94546
P: 510-247-0665
Checks made payable to: Creekside Boosters Club
Merchandise/Spirit Wear: spiritwearcreekside@gmail.com
Volunteers: creeksideboostersvolunteer@gmail.com
Membership: creeksideboostersmembership@gmail.com