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Post Offices by County

SUFFOLK COUNTY, NEW YORK

ZIP Code Post Office Date Established Date Discontinued
11930 AMAGANSETT
11701 AMITYVILLE
11931 AQUEBOGUE
11702 BABYLON
BAITING HOLLOW 01/12/1838 05/31/1912
11706 BAY SHORE 10/22/1849
11705 BAYPORT
11713 BELLPORT 03/08/1834
11715 BLUE POINT
11716 BOHEMIA
11717 BRENTWOOD 08/16/1849
11932 BRIDGEHAMPTON 09/25/1794
11718 BRIGHTWATERS
11719 BROOKHAVEN
11933 CALVERTON
11934 CENTER MORICHES 06/23/1854
11720 CENTEREACH
11721 CENTERPORT
11722 CENTRAL ISLIP 06/15/1857
11724 COLD SPRING HARBOR
11725 COMMACK 07/19/1839
11726 COPIAGUE 02/28/1903
11727 CORAM
11935 CUTCHOGUE
11729 DEER PARK 03/08/1851
11937 EAST HAMPTON 10/28/1816
11730 EAST ISLIP
11939 EAST MARION
11940 EAST MORICHES
11731 EAST NORTHPORT 04/25/1896
11942 EAST QUOGUE 01/12/1858
11733 EAST SETAUKET 03/24/1807
11941 EASTPORT
11738 FARMINGVILLE
06390 FISHERS ISLAND
FLANDERS 05/08/1834 04/30/1929
FORT SALONGA 02/27/1893 09/01/1924
11739 GREAT RIVER 11/26/1889
11740 GREENLAWN 05/09/1872
11944 GREENPORT
11946 HAMPTON BAYS 07/28/1829
11741 HOLBROOK
11742 HOLTSVILLE 06/07/1860
11743 HUNTINGTON 05/16/1799
11746 HUNTINGTON STATION
11751 ISLIP 09/07/1802
11752 ISLIP TERRACE
11947 JAMESPORT
11754 KINGS PARK 05/04/1876
11755 LAKE GROVE 12/22/1831
11948 LAUREL 02/05/1898
11757 LINDENHURST 12/22/1870
11949 MANORVILLE 01/31/1845
11950 MASTIC
11951 MASTIC BEACH
11952 MATTITUCK
11763 MEDFORD
11953 MIDDLE ISLAND
11764 MILLER PLACE 04/02/1825
11954 MONTAUK
11955 MORICHES 10/05/1802
11766 MOUNT SINAI 04/29/1840
11767 NESCONSET
11956 NEW SUFFOLK
11768 NORTHPORT 04/15/1820
11769 OAKDALE 10/14/1868
11770 OCEAN BEACH
11957 ORIENT 03/20/1821
11772 PATCHOGUE
11958 PECONIC 05/14/1847
11777 PORT JEFFERSON 05/25/1801 06/24/1971
11776 PORT JEFFERSON STATION 11/28/1888
11959 QUOGUE 04/08/1828
11960 REMSENBURG
11961 RIDGE 08/01/1949
11901 RIVERHEAD
11778 ROCKY POINT 03/06/1872
11779 RONKONKOMA 01/24/1851
11963 SAG HARBOR 09/25/1794
11962 SAGAPONACK 04/23/1878
11780 SAINT JAMES 06/09/1856
11782 SAYVILLE
11784 SELDEN 02/27/1852
11964 SHELTER ISLAND 03/26/1846
11965 SHELTER ISLAND HEIGHTS 07/21/1880
11967 SHIRLEY
11786 SHOREHAM
11787 SMITHTOWN 09/25/1794
11789 SOUND BEACH 06/01/1946
SOUTH HAVEN 02/19/1853 03/15/1911
11970 SOUTH JAMESPORT 02/02/1893
11968 SOUTHAMPTON 05/10/1797
11971 SOUTHOLD
11972 SPEONK
11790 STONY BROOK 03/21/1826
11973 UPTON
11792 WADING RIVER
11975 WAINSCOTT 10/13/1894
11976 WATER MILL 07/25/1866
11795 WEST ISLIP
11796 WEST SAYVILLE 11/02/1891
11977 WESTHAMPTON 04/08/1828
11978 WESTHAMPTON BEACH 07/05/1882
11798 WYANDANCH
11980 YAPHANK 01/31/1845

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