Contact Us

Hawaiʻi Chapter

Mailing Address
Sierra Club of Hawaiʻi
PO Box 2577
Honolulu, Hawaiʻi, 96803

Phone: (808) 538-6616
Email: hawaii.chapter@sierraclub.org

Oʻahu Group

Mailing Address
Sierra Club Oʻahu Group
PO Box 2577
Honolulu, Hawaiʻi, 96803

Phone: (808) 538-6616 ext. 7
Email: contact@sierracluboahu.org

Maui Group

Mailing Address
Sierra Club Maui Group
PO Box 791180
Pāʻia, Hawaiʻi, 96779

Phone: (808) 419-5143
Email: contact@sierraclubmaui.org