Albertson Water District 184 Shepherd Lane Roslyn Heights, New York 11577 Phone: (516) 621-3610 Fax: (516) 626-8042 Website: www.albertsonwater.org	Manhasset-Lakeville Water District 170 East Shore Road – P.O Box 359 Great Neck, New York 11023 Phone: (516) 466-4416 Fax: (516) 466-2748 Website: www.mlwd.net
Bethpage Water District 25 Adams Avenue Bethpage, New York 11714 Phone: (516) 931-0093 Fax: (516) 931-0068 Website: www.bethpagewater.org	Massapequa Water District 84 Grand Avenue Massapequa, New York 11758 Phone: (516) 798-5266 Fax: (516) 798-0279 Website: www.massapequawater.com
Carle Place Water District 578 Mineola Avenue P.O. Box 345 Carle Place, New York 11514 Phone: (516) 333-0540 Fax: (516) 333-4745 Website: www.carleplacewater.org/	Oyster Bay Water District 45 Audrey Avenue Oyster Bay, New York 11771 Phone: (516) 922-4848 Fax: (516) 922-4034 E-Mail: obh2o@optonline.net Website: www.oysterbaywaterdistrict.org
Cathedral Gardens Water District 114 Westminster Road West Hempstead, New York 11552 Phone: (516) 489-6030 Fax: (516) 292-2651	Plainview Water District 10 Manetto Hill Road, P.O. Box 9113 Plainview, New York 11803 Phone: (516) 931-6469 Fax: (516) 931-8683 Website: www.plainviewwater.org
Franklin Square Water District 895 Schroeter Avenue Franklin Square, New York 11010 Phone: (516) 354-0780 Fax: (516) 775-2748 Website: www.fswd.org	Port Washington Water District 38 Sandy Hollow Road / P.O. Box 432 Port Washington, New York 11050 Phone: (516) 767-0171 Fax: (516) 767-1145 Website: www.pwwd.org
Garden City Park Water District 333 Marcus Avenue Garden City Park, New York 11040 Phone: (516) 746-3194 Fax: (516) 746-3157 Website: www.gcpwater.org	Roslyn Water District 24 West Shore Road Roslyn, New York 11576 Phone: (516) 621-7770 Fax: (516) 621-9630 Website: www.roslynwater.org
Glenwood Water District 6 Third Street P.O. Box 296 Glenwood Landing, New York 11547 Phone: (516) 671-3382 Fax: (516) 671-3332	South Farmingdale Water District 40 Langdon Road / P.O. Box 3319 Farmingdale, New York 11735 Phone: (516) 249-3330 Fax: (516) 249-9635 Website: www.sfwater.com
Greenlawn Water District 45 Railroad Street Greenlawn, New York 11740 Phone: (631) 261-0874 Fax: (631) 261-0955 Website: www.greenlawnwater.org	South Huntington Water District 75 5th Avenue South Huntington Station, New York 11746 Phone: (631) 427-8190 Fax: (631) 427-2136 Website: www.shwd.org
Hicksville Water District 4 Dean Street Hicksville, New York 11801 Phone: (516) 931-0184 Fax: (516) 931-6506 Website: www.hicksvillewater.org	West Hempstead Water District 575 Birch Street West Hempstead, New York 11552 Phone: (516) 483-1180 Fax: (516) 483-3880 Website: westhempsteadwater.org
Jericho Water District 125 Convent Road Syosset, New York 11791 Phone: (516) 921-8280 Fax: (516) 921-7554 Website: www.jerichowater.org	Westbury Water District 160 Drexel Avenue Westbury, New York 11590 Phone: (516) 333-0427 Fax: (516) 333-0923 Website: www.westburywaterdistrict.com
Locust Valley Water District P.O. Box 531, 226 Buckram Road Locust Valley, New York 11560 Phone: (516) 671-1783 Fax: (516) 671-1829 Website: www.locustvalleywater.com