NUMBERS & LINKS Go back to directory. Add to Address Book. CSEA Long Island Region 1 CSEA Long Island Region 1 Address 3 Garet Place Commack NY 11725 work Phone: 1-631-462-0030work Work Fax: 1-631-462-0039workfax Website: https://cseany.org/r1/ Website: http://www.facebook.com/csealongisland