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Post Offices on Long Island, NY

Updated Oct 05 2014 04:20 PM EST with 68 listings
Getting through to the Post Office: The US Postal Service has "streamlined" it operations to reduce costs as well as to provide significant assistance in Spanish about the U.S. Postal Service to our Spanish-speaking neighbors in various communities. Unfortunately, it is very difficult to call your local post office directly and most of the numbers of be removed from the directories. We have a few direct numbers here. So other than visiting your post office personally, there are 2 ways to get information about postal rates and postal mailing requirements: The quickest is their informative website www.usps.com:
Residents will find the links below to be very useful: Find a ZIP Code, Calculate Postage, Locate a Post Office, Print a Shipping Label, Schedule a Pickup, Track & Confirm Businesses will find many useful services described in the special part of the website. http://www.usps.com/business/welcome.htm The other way is to call the universal United States Postal Service service number. 1-800-275-8777: Its advantage is that it also has Spanish menus.
Post Offices on Long Island, NY

Amagansett Post Office - 11930

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
501 Montauk Hwy., Amagansett NY 11930 Tel 631-267-2804
Fax: 631-267-6567

Aquebogue Post Office - 11931

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
212 Linda Ave., Aquebogue NY 11931 Tel 631-722-4368
Fax: 631-722-5636

Bayville Post Office - 11709

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1:30pm
251 Bayville Ave., Bayville NY 11709 Tel 516-628-9235
Fax: 516-628-8953

Bridgehampton Post Office - 11932

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
2322 Montauk Hwy., Bridgehampton NY 11932 Tel 631-537-9322
Fax: 631-537-5122

Calverton Post Office - 11933

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
3690 Middle Country Rd., Calverton NY 11933 Tel 631-727-0067
Fax: 631-727-8731

Center Moriches Post Office - 11934

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
35 Railroad Ave., Center Moriches NY 11934 Tel 631-878-0953
Fax: 631-878-6913

Centereach Post Office - 11720

Lobby Hours: Mo-Fr 9am-7pm, Sa 9am-4pm
245 Centereach Mall, Centereach NY 11720 Tel 631-588-7069
Fax: 631-981-3784

Centerport Post Office - 11721

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-1pm
434 East Main St., Centerport NY 11721 Tel 631-261-6918
Fax: 631-757-6784

Cold Spring Harbor Post Office - 11724

Lobby Hours: Mo-Fr 8am-5pm; Sat 9am-1pm. Click here for location.
126 Main St., Cold Spring Harbor NY 11724 Fax 631-692-5430
Tel: 631-692-5307

Commack Post Office - 11725

Lobby Hours: Mo-Fr 9am-5pm, Sa 8am-1pm
150 Veterans Memorial Hwy., Commack NY 11725 Fax 631-543-7487
Tel: 631-543-3647

Cutchogue Post Office - 11935

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
240 Griffing St, Cutchogue NY 11935 Tel 631-734-6032
Fax: 631-734-4142

East Marion Post Office - 11939

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-12pm
9165 Main Rd., East Marion NY 11939 Tel 631-477-1668
Fax: 631-477-2694

East Moriches Post Office - 11940

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
3 Atlantic Ave., East Moriches NY 11940 Tel 631-878-0243
Fax: 631-874-4664

East Northport Post Office - 11731

there is an automated machine in the lobby as well
297 Larkfield Rd., East Northport NY 11731 Fax 631-368-0027
Tel: 631-912-0999

East Norwich Post Office - 11732

Lobby Hours Mo-Fr 8am-5pm, Sa 8:30am-1pm
1001 Route 106, East Norwich NY 11732 Fax 516-922-4329
Tel: 516-922-8283

East Quogue Post Office - 11942

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
6 Bay Ave., East Quogue NY 11942 Tel 631-653-5247
Fax: 631-653-6031

East Setauket Post Office - 11733

Lobby Hours: Mo-Fr 8am-7pm, Sa 8am-4pm
450 Route 25a., East Setauket NY 11733 Tel 631-941-4005
Fax: 631-689-2173

Eastport Post Office - 11941

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-3pm
24 Eastport Manor Rd., Eastport NY 11941 Tel 631-325-1798
Fax: 631-325-2178

Greenlawn Post Office - 11740

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
55 Broadway, Greenlawn NY 11740 Tel 631-261-6437
Fax: 631-262-1860

Greenport Post Office - 11944

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
131 Front St., Greenport NY 11944 Tel 631-477-1493
Fax: 631-477-2936

Halesite Post Office - 11743

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am -1pm
16 New York Ave. (110 no./25A), Halesite NY 11743 Tel 631-423-5880
Fax: 631-423-5882

Hampton Bays Post Office - 11946

Lobby Hours: Mo-Fr 9am-7pm, Sa 9am-4pm
16 Pondquogue Ave., Hampton Bays NY 11946 Tel 631-728-0371
Fax: 631-723-3939

Hauppauge Industrial Park Branch - 11788

Lobby Hours: Mo-Fr 8am-5pm
150 Oser Ave., Hauppauge NY 11788 Fax 631-348-4583
Tel: 631-231-3155

Hicksville Post Office - 11801

Major Post Office in the area, open late.
185 West John St., Hicksville NY 11801 Tel 516-933-2305
Delivery: 516-933-2470; Fax: 516-933-2309
General Info: 516-933-2321

Huntington Post Office - 11743

24 Hour automated self-service center. Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
55 Gerard St., Huntington NY 11743 Tel 631-427-3825
Fax: 631-425-0589

Huntington Station Post Office - 11746

Lobby Hours: Mo-Fr 9am-5pm, Sa 8am-1pm
888 East Jericho Tpk., Huntington Station NY 11746 Tel 631-427-0594
Fax: 631-271-4437

Jamesport Post Office - 11947

Lobby Hours: Mo-Fr 8am-5:30pm, Sa 8am-1pm
1451 Route 25, Jamesport NY 11947 Tel 631-722-5946
Fax: 631-722-5637

Lake Grove Post Office - 11755

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
1001 Hawkins Ave., Lake Grove NY 11755 Tel 631-588-7019
Fax: 631-471-2849

Laurel Post Office - 11948

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
2168 Main Rd., Laurel NY 11948 Tel 631-298-1672
Fax: 631-298-1048

Manorville Post Office - 11949

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
525 Eastport Manor Rd., Manorville NY 11949 Tel 631-727-0064
Fax: 631-727-8631

Mastic Post Office - 11950

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-3pm
1450 Montauk Hwy., Mastic NY 11950 Tel 631-281-0275
Fax: 631-281-1082

Mattituck Post Office - 11952

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
140 Love Lane, Mattituck NY 11952 Tel 631-298-1364
Fax: 631-298-1174

Melville Post Office - 11747 - Melville

Lobby Hours: Mo-Fr 9am-5pm, Sa 8am-1pm
718 Walt Whitman Mall Rt 110, Melville NY 11747 Fax 631-421-1172
Tel: 631-421-0726

Melville Post Office - 11747 - Melville

Lobby Hourd: Mo-Fr 9am-5pm, Sa 8am-1pm
718 Walt Whitman Rd. Rt. 110 so of Rt 25, Melville NY 11747 Tel 800-275-8777
Fax: 631-421-1172

Mill Neck Post Office - 11765

Lobby Hours: Mo-Fr 8am -5pm, Sa 8am-1pm
32 Frost Mill Rd., Mill Neck NY 11756 Tel 516-922-8247
Fax: 516-922-1128

Montauk Post Office - 11954

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
73 South Euclid Ave, Montauk NY 11954 Tel 631-668-7043
Fax: 631-668-3944

Moriches Post Office - 11955

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
290 Montauk Hwy., Moriches NY 11955 Tel 631-878-1381
Fax: 631-874-2946

New Suffolk Post Office - 11956

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-12pm
375 1st St., New Suffolk NY 11956 Tel 631-734-6271
Fax: 631-734-2878

Northport Post Office - 11768

Lobby Hours: Mo-Fr 9am-4pm, Sa 9am-1pm
240 Main St., Northport Village NY 11768 Tel 631-261-6941
Fax: 631-757-7671

Orient Post Office - 11957

Lobby Houts: Mo-Fr 8am-5pm, Sa 8am-12pm
980 Village Lane, Orient NY 11957 Tel 631-323-9760
Fax: 631-323-3780

Oyster Bay Post Office - 11771

Oyster Bay Long Island NY Post Office Lobby Hours: Mo-Fr 9am-7pm, Sa 9am-4pm
1 Shore Ave., Oyster Bay Cove NY 11771 Tel 516-922-8249
Fax: 516-922-3921

Peconic Post Office - 11958

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-1pm
2575 Peconic Lane, Peconic NY 11958 Tel 631-765-9348
Fax: 631-765-6052

Plainview Post Office - 11803

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
1662 Old Country Rd., Plainview NY 11803 Tel 516-845-7162
Fax: 516-845-7406

Port Jefferson Post Office - 11777

Lobby Hours: Mo-Fr 10am-4pm, Sa 9am-12pm
407 East Main Rd., Port Jefferson NY 11777 Tel 631-473-2751
Fax: 631-928-4632

Port Jefferson Station Post Office - 11776

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
544 Jefferson Plaza, Port Jefferson Station NY 11776 Tel 631-473-2751
Fax: 631-474-9769

Quogue Post Office - 11959

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
6 Midland St., Quogue NY 11959 Tel 631-653-6427
Fax: 631-653-0626

Remsenburg Post Office - 11960

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-1:30pm
137 Main St., Remsenburg NY 11960 Tel 631-325-5937
Fax: 631-325-8352

Riverhead Post Office - 11901

Lobby Hours: Mo-Fr 8am-7pm, Sa 8am-4pm
1210 West Main St., Riverhead NY 11901 Tel 631-727-1019
Fax: 631-727-2083

Sag Harbor Post Office - 11963

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-1pm
21 Long Island Ave., Sag Harbor NY 11963 Tel 631-725-8968
Fax: 631-725-7316

Sagaponack Post Office - 11962

Lobby Hours: Mo-Fr 7am-5pm, Sa 7am-1pm
542 Sagg Main, Sagaponack NY 11962 Tel 631-537-9346
Fax: 631-537-6078

Selden Post Office - 11784

Lobby Hours: Mo-Fr 9am-7pm, Sa 9am-4pm
109 College Plaza, Selden NY 11784 Tel 631-732-8627
Fax: 631-696-3272

Setauket Post Office - 11733

Lobby Hours: Mo-Fr 9am-4pm (12pm-1pm), Sa 9am-12pm
101 Main St., Setauket NY 11733 Tel 631-941-4042
Fax: 631-689-2173

Shelter Island Heights Post Office - 11965

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
6 Grand Ave., Shelter Island Heights NY 11965 Tel 631-749-1857
Fax: 631-749-0475

Shelter Island Main Post Office - 11964

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-1pm
45 North Ferry Rd., Shelter Island NY 11964 Tel 631-749-0250
Fax: 631-749-0491

Smithtown Post Office - 11787

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
25 Route 111, Smithtown NY 11787 Tel 631-360-6709
Fax: 631-360-0532

South Jamesport Main Post Office - 11970

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-noon
70 2nd St., South Jamesport NY 11970 Tel 631-722-4317
Fax: 631-722-4456

Southampton Post Office - 11968

Lobby Hours: Mo-Fr 8am-7pm, Sa 8am-4pm
39 Nugent St., Southampton NY 11968 Tel 631-204-9822
Fax: 631-287-1828

Southold Post Office - 11971

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
710 Traveler St., Southold NY 11971 710 Traveler St, Tel 631-765-4027
Fax: 631-765-6053

Speonk Post Office - 11972

Lobby Hours: Mo-Fr 8am-5pm, Sa 8:30am-1pm
323 Montauk Hwy., Speonk NY 11972 Tel 631-325-1741
Fax: 631-325-1438

Stony Brook Post Office - 11790

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
129 Main St., Stony Brook NY 11790 Tel 631-751-5691
Fax: 631-246-8241

Stony Brook SUNY Post Office - 11794

Lobby Hours: Mo-Fr 9am-3pm
100 Nicolls Rd., Stony Brook NY 11794 Fax 631-246-8241
Tel: 631-751-0032

Syosset Post Office - 11791

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
40 Queens St., Syosset NY 11791 Tel 516-921-1921
Fax: 516-496-4736

United States Postal Service

Complete information on mailling and shipping products and services, location of postal offices, schedule of mail pickup, postage calculation and more
All Long Island NY Toll-Free 800-275-8777
TTY Line ( Deaf ): 877-877-7833; Website: usps.com

Wainscott Post Office - 11975

Lobby Hours: Mo-Fr 8am-5pm, Sa 9am-1pm
357 Montauk Hwy., Wainscott NY 11975 Tel 631-537-8943
Fax: 631-537-5126

Water Mill Post Office - 11976

Lobby Hours: Mo-Fr 9am-5pm, Sa 9am-1pm
670 Montauk Hwy., Water Mill NY 11976 Tel 631-726-6310
Fax: 631-726-6742

Westhampton Beach Post Office - 11978

Lobby Hours: Mo-Fr 8:30am-5pm, Sa 8:30am-1pm
170 Main St., Westhampton Beach NY 11978 Tel 631-288-4093
Fax: 631-288-5718

Westhampton Post Office-11977

Lobby Hours: Mo-Fr 8am-5pm, Sa 8am-1pm
408 Mill Rd., Westhampton NY 11977 Tel 631-288-4081
Fax: 631-288-3026

Woodbury Post Office - 11797

Lobby hours: Mo-Fr 8am-5pm, Sa 8am-1pm
217 Woodbury Rd., Woodbury NY 11797 Tel 516-692-5470
Fax: 516-692-2968
Usual Services Provided By The USPS: Most post offices provide postal mailboxes, self-service stations and distribution of tax forms and passport applications in addition to the standard domestic and international services.
  • First Class Mail: This is the service with which most of us are familiar, covers personal correspondence, bills and statements weighing under thirteen ounces.
  • Priority Mail: A two-day delivery service. No special documentation is needed to use priority mail, but there are restrictions on the size of the package that may be sent. The package must weigh seventy pounds or less, and have a volume of 108 inches or less.
  • Express Mail: Next day delivery to most locations by noon or 3:00 pm.
  • Change of Address: Allows you to forward mail from an old address to a new address.
  • Parcel Post: Small and large packages, thick envelopes and tubes containing gifts and merchandise can be sent using Parcel Post. Delivery available to every address in the US.
  • Return Receipt: Provides proof of delivery. You may choose to receive the receipt by mail or e-mail.
  • Other services offered by the United States Postal Service
Businesses will find many useful services described in the special part of the website. http://www.usps.com/business/welcome.htm

The number 1-800-275-8777 is the toll free number that leads you through a number of menus to get you to the “right†person or the right answer. “When you get totally lost, remember†“0†is always an option .

Note that some post offices are “open†24 hours†per day for certain automated services. The main US Post offices for late personal services are listed. US Postal Offices offering passport services. are also identified.

The USPS website is great for collectors, philatelists, unique gifts, forms and special envelopes - and to just buy stamps.