See also: Local Parenting Resources and School Mailing Lists and Networks like BPN in Other Cities.

• Alameda Parents Network (free yahoo group) "A parent-to-parent email network for families in Alameda, California. A place to find local recommendations, post child-care needs, and access additional resources within the City of Alameda."

• Berkeley Parents Network This One! Free online resource for parents "within commuting distance" of Berkeley, California

• Contra Costa Parents of Multiples ($32/year membership fee)
  Outings for moms and dads, and families, support for new parents, equipment resale, etc.

• East Bay Moms ($90/year membership fee)
  Activities for parents with their infants and toddlers

• Golden Gate Mothers Group San Francisco Mothers ($55/year)
  A non-profit organization for San Franciscan mothers who are expecting a child and/or have children younger than kindergarten age.

• Holistic Moms Network ($45/yr)
  Chapters in Pleasanton and Oakland. Holistic Moms is a national non-profit organization providing support and community for parents interested in green living, alternative health and gentle parenting.

• Iron Horse Mothers Club San Ramon ($37/ year dues)
  

• Lamorinda Moms Club ($40/ year dues)
  social and support group for families in the Lafayette, Moraga, Orinda area

• Las Madres Santa Clara County Parents' Group ($30-50)
  Las Madres is a 501(c)3 non-profit public benefit organization for the support and education of young children and their caregivers. While most members are mothers, we warmly welcome fathers, grandparents, and nannies to join also.

• Mocha Moms get-togethers for stay-at-home mothers of color ($20-30/year membership fee)
  West Contra Costa Mocha Moms is a chapter of the national organization Mocha Moms Inc.

• Oakland MOMS Club ($30/year)
  "The MOMS Club is an international organization for stay-at-home-moms.... meets regularly for play groups at various parks ... trips to the Oakland Zoo and Habitot, potluck lunches, swimming and Mom's Night Out. "

• Our Family resources for Bay Area LGBT parents and their children ($35/year membership fee)
  See the website for information about workshops, community events, newsletter and email lists, and more

• Parents' Club of Palo Alto and Menlo Park ($48/year or $25 online only)
  A volunteer-led, non-profit organization that provides education, support, social activities and structures to network and learn from each other.

• Pleasant Hill/Walnut Creek Mother's Club ($30/year membership)
  We are a volunteer organization run cooperatively by and for its members. The club is sponsored by the Pleasant Hill Recreation and Park District.

• Pleasanton Mothers Club ($35/ year dues)
  The Pleasanton Mothers Club provides a social, supportive, and educational outlet for moms and their families in the local community.

• PRAM (Parents, Resources and More) Richmond ($72/year membership)
  Outings, social events, support for families with young children (birth through age 5) in the greater Richmond, California area.

• Ross Valley Mothers Club ($50/year membership)
  Social events, hikes, etc. for families in Kentfield, Greenbrae, Ross, San Anselmo, Fairfax and surrounding towns.

• San Leandro Parents Network (free)
  An online discussion forum, event calendar, and website for San Leandro families.

• San Rafael Mothers Club ($45/year membership)
  Mothers of children and mothers-to-be from San Rafael and all other locations in Marin County.

• Southern Marin Mothers' Club ($55/ year membership fee)
  Based in Mill Valley, membership includes playgroups and a monthly newsletter.

• Twin Valley Mothers of Twins Club ($33/year membership fee)
  Mothers of Multiples (MOMs) in the Twin Valley cities of Alamo, Danville, Dublin, Livermore, Pleasanton, San Ramon and Sunol

• Twins by the Bay Bay Area parents of multiple birth children ($40/year membership fee)
  Loaner equipment, New mom Support Group, A monthly newsletter, National Notebook (NOMOTC), Email Group List and much more.