Long Island: post offices

This directory contains businesses located primarily within the areas of Nassau and Suffolk County.
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Post offices offer mail-related services such as acceptance of letters and parcels, post office boxes and sale of postage stamps, packaging, and stationery. In addition, many post offices offer additional services including providing and accepting government forms such as passport applications, processing government services and tax fees and selling money orders.

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Post Office - Centerport -
31 Centershore Road Centerport, New York 11721
Phone: (631) 261-6918
Post Office - Cold Spring Harbor -
126 Main Street Cold Spring Harbor, New York 11724
Phone: (631) 692-5307
Post Office - Commack -
150 Veterans Memorial Highway Commack, New York 11725
Phone: (631) 543-3647
Post Office - Copiague -
695 Marconi Boulevard Copiague, New York 11726
Phone: (631) 842-9084
Post Office - Cutchogue -
240 Griffing Street Cutchogue, New York 11935
Phone: (631) 734-6032
Post Office - Deer Park -
375 Carlls Path Deer Park, New York 11729
Phone: (631) 667-6490
Post Office - East Hampton -
12 Gay Road East Hampton, New York 11937
Phone: (631) 324-6320
Post Office - East Islip -
11 Greenwood Avenue East Islip, New York 11730
Phone: (631) 581-7807
Post Office - East Marion -
9165 Main Road East Marion, New York 11939
Phone: (631) 477-1668
Post Office - East Moriches -
3 Atlantic Avenue East Moriches, New York 11940
Phone: (631) 878-0243
Post Office - East Northport -
297 Larkfield Road East Northport, New York 11731
Phone: (631) 912-0999
Post Office - East Quogue -
6 Bay Avenue East Quogue, New York 11942
Phone: (631) 653-5247
Post Office - East Setauket -
450 Route 25A East Setauket, New York 11733
Phone: (631) 941-4005
Post Office - Eastport -
24 Eastport Manor Road Eastport, New York 11941
Phone: (631) 325-1798
Post Office - Farmingville -
500 Horseblock Road Farmingville, New York 11738
Phone: (631) 732-8625
Post Office - Federal Court House -
101 Federal Plaza Central Islip, New York 11722
Phone: (631) 715-0001
Post Office - Great River -
62 River Road Great River, New York 11739
Phone: (631) 581-7680
Post Office - Greenlawn -
55 Broadway Greenlawn, New York 11740
Phone: (631) 261-6437
Post Office - Greenport -
131 Front Street Greenport, New York 11944
Phone: (631) 477-1493
Post Office - Halesite -
16 New York Avenue Huntington, New York 11743
Phone: (631) 423-5880
Post Office - Hampton Bays -
16 Ponquogue Avenue Hampton Bays, New York 11946
Phone: (631) 728-6994
Post Office - Hauppauge -
960 Wheeler Road Hauppauge, New York 11788
Phone: (631) 360-6712
Post Office - Hauppauge Industrial Park -
150 Oser Avenue Hauppauge, New York 11788
Phone: (631) 231-3155
Post Office - Health Plus -
291 Springs Fireplace Road East Hampton, New York 11937
Phone: (631) 324-0790
Post Office - Holbrook -
445 Furrows Road Holbrook, New York 11741
Phone: (631) 588-0226
Post Office - Holtsville -
162 Long Island Avenue Holtsville, New York 11742
Phone: (631) 475-1761
Post Office - Huntington -
55 Gerard Street Huntington, New York 11743
Phone: (631) 427-3825
Post Office - Huntington Station -
888 Jericho Turnpike Huntington Station, New York 11746
Phone: (631) 427-0594
Post Office - Islip -
309 Main Street Unit 3 Islip, New York 11751
Phone: (631) 581-7931
Post Office - Islip Terrace -
136 Carleton Avenue Islip Terrace, New York 11752
Phone: (631) 581-7894
Post Office - Jamesport -
1451 Route 25 Jamesport, New York 11947
Phone: (631) 722-5946
Post Office - Kings Park -
125 East Main Street Kings Park, New York 11754
Phone: (631) 269-6481
Post Office - Lake Grove -
1001 Hawkins Avenue Lake Grove, New York 11755
Phone: (631) 588-7019
Post Office - Lake Ronkonkoma -
300 Portion Road Ronkonkoma, New York 11779
Phone: (631) 588-2244
Post Office - Laurel -
2168 Main Road Laurel, New York 11948
Phone: (631) 298-1672
Post Office - Manorville -
525 Eastport Manor Road Manorville, New York 11949
Phone: (631) 727-0064
Post Office - Mastic -
1450 Montauk Highway Mastic, New York 11950
Phone: (631) 281-0275
Post Office - Mastic Beach -
110 Mastic Road Mastic Beach, New York 11951
Phone: (631) 281-0359
Post Office - Mattituck -
140 Love Lane Mattituck, New York 11952
Phone: (631) 298-1364
Post Office - Medford -
1905 Route 112 Medford, New York 11763
Phone: (631) 475-8273
Post Office - Melville -
718 Walt Whitman Road Melville, New York 11747
Phone: (631) 421-0726
Post Office - Middle Island -
780 Middle Country Road Middle Island, New York 11953
Phone: (631) 205-1089
Post Office - Miller Place -
47 Echo Avenue Miller Place, New York 11764
Phone: (631) 473-8134
Post Office - Montauk -
73 South Euclid Avenue Montauk, New York 11954
Phone: (631) 668-7043
Post Office - Moriches -
290 Montauk Highway Moriches, New York 11955
Phone: (631) 878-1381
Post Office - Mount Sinai -
457 Route 25A Mount Sinai, New York 11766
Phone: (631) 928-0394
Post Office - Nesconset -
226 Smithtown Boulevard Nesconset, New York 11767
Phone: (631) 265-3278
Post Office - New Suffolk -
375 1st Street New Suffolk, New York 11956
Phone: (631) 734-6271
Post Office - North Babylon -
1196 Deer Park Avenue North Babylon, New York 11703
Phone: (631) 667-4693
Post Office - Northport -
240 Main Street Northport, New York 11768
Phone: (631) 261-6941
Post Office - Oakdale -
927 Montauk Highway Frnt 1 Oakdale, New York 11769
Phone: (631) 589-2683
Post Office - Ocean Beach -
315 Cottage Walk Ocean Beach, New York 11770
Phone: (631) 583-7368
Post Office - Orient -
980 Village Lane Orient, New York 11957
Phone: (631) 323-9760
Post Office - Patchogue -
170 East Main Street Patchogue, New York 11772
Phone: (631) 475-8623
Post Office - Peconic -
2575 Peconic Lane Peconic, New York 11958
Phone: (631) 765-9348
Post Office - Penataquit -
10 Bay Shore Avenue Bay Shore, New York 11706
Phone: (631) 969-3506
Post Office - Port Jefferson -
407 East Main Street Port Jefferson, New York 11777
Phone: (631) 473-1065
Post Office - Port Jefferson Station -
544 Jefferson Plaza Port Jefferson Station, New York 11776
Phone: (631) 473-2751
Post Office - Quogue -
6 Midland Street Quogue, New York 11959
Phone: (631) 653-6427
Post Office - Remsenburg -
137 Main Street Remsenburg, New York 11960
Phone: (631) 325-5937
Post Office - Ridge -
1700 Middle Country Road Ridge, New York 11961
Phone: (631) 345-6842
Post Office - Rocky Point -
346 Route 25A Ste 84 Rocky Point, New York 11778
Phone: (631) 744-0635
Post Office - Rocky Point DBU -
731 Route 25A Rocky Point, New York 11778
Phone: (631) 744-9693
Post Office - Ronkonkoma -
200 Hawkins Avenue Ronkonkoma, New York 11779
Phone: (631) 588-0301
Post Office - Sag Harbor -
21 Long Island Avenue Sag Harbor, New York 11963
Phone: (631) 725-8968
Post Office - Sagaponack -
542 Sagg Main Street Sagaponack, New York 11962
Phone: (631) 537-9346
Post Office - Saint James -
325 Lake Avenue Saint James, New York 11780
Phone: (631) 584-4138
Post Office - Saint James General Store -
516 Moriches Road Saint James, New York 11780
Phone: (631) 584-5375
Post Office - Santapogue -
617 West Montauk Highway West Babylon, New York 11704
Phone: (631) 422-2276
Post Office - Sayville -
130 Greene Avenue Sayville, New York 11782
Phone: (631) 589-6963
Post Office - Selden -
109 College Plaza Selden, New York 11784
Phone: (631) 732-8627
Post Office - Shelter Island -
45 North Ferry Road Shelter Island, New York 11964
Phone: (631) 749-1857
Post Office - Shelter Island Heights -
6 Grand Avenue Shelter Island Heights, New York 11965
Phone: (631) 749-0486
Post Office - Shirley -
800 Montauk Highway Ste 1 Shirley, New York 11967
Phone: (631) 281-0479
Post Office - Shoreham -
69 Route 25A Shoreham, New York 11786
Phone: (631) 744-3185
Post Office - Smithtown -
25 Route 111 Smithtown, New York 11787
Phone: (631) 360-6709
Post Office - Sound Beach -
25 New York Avenue Sound Beach, New York 11789
Phone: (631) 744-0837
Post Office - South Jamesport -
70 2nd Street South Jamesport, New York 11970
Phone: (631) 722-4317
Post Office - Southampton -
39 Nugent Street Southampton, New York 11968
Phone: (631) 204-9822
Post Office - Southold -
710 Traveler Street Southold, New York 11971
Phone: (631) 765-4027
Post Office - Speonk -
323 Montauk Highway Speonk, New York 11972
Phone: (631) 325-1741
Post Office - Stony Brook -
129 Main Street Stony Brook, New York 11790
Phone: (631) 751-5691
Post Office - Stop and Shop -
234 William Floyd Parkway Ste 2 Shirley, New York 11967
Phone: (631) 281-7501
Post Office - SUNY Cpo -
100 Nicolls Road Stony Brook, New York 11794
Phone: (631) 751-0032
Post Office - Upton -
2 Center Street Upton, New York 11973
Phone: (631) 344-2539
Post Office - Wading River -
1816 Wading River Manor Road Wading River, New York 11792
Phone: (631) 929-0219
Post Office - Wainscott -
357 Montauk Highway Wainscott, New York 11975
Phone: (631) 537-8943
Post Office - Water Mill -
670 Montauk Highway Water Mill, New York 11976
Phone: (631) 726-6310
Post Office - West Babylon -
355 Sunrise Highway West Babylon, New York 11704
Phone: (631) 587-2680
Post Office - West Islip -
480 Union Boulevard West Islip, New York 11795
Phone: (631) 669-5157
Post Office - West Sayville -
12 Washington Avenue West Sayville, New York 11796
Phone: (631) 589-6958
Post Office - Westhampton -
408 Mill Road Westhampton, New York 11977
Phone: (631) 288-4081
Post Office - Westhampton Beach -
170 Main Street Westhampton Beach, New York 11978
Phone: (631) 288-4093
Post Office - Wheatley Heights -
6 Colonial Springs Road Wyandanch, New York 11798
Phone: (631) 643-3913
Post Office - Wyandanch -
1593B Straight Path Wyandanch, New York 11798
Phone: (631) 643-3914
Post Office - Yaphank -
5 East Main Street Yaphank, New York 11980
Phone: (631) 345-6829

Long Island: post offices

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