Buy Postage Stamps in Suffolk County, NY

Post Offices and USPS-authorized retailers where postage stamps are sold in Suffolk County, NY.

All the locations below sell USPS postage stamps which can be used to mail First Class letters in the United States. We list both official post offices run by the United States Postal Service and retailers which have been authorized by USPS to sell postal products in Suffolk County.

Need to mail a letter? See Mailboxes and Post Offices in Suffolk County

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Brentwood Post Office

25 2 Nd Ave

Brentwood, NY 11717

631-273-0947

Get Directions to Brentwood Post Office

Brentwood Post Office is a full post office where stamps can be purchased.

Hauppauge Industrial Park Post Office

150 Oser Ave

Hauppauge, NY 11788

631-231-3155

Get Directions to Hauppauge Industrial Park Post Office

Hauppauge Industrial Park Post Office is a full post office where stamps can be purchased.

Central Islip Post Office

110 E Suffolk Ave

Central Islip, NY 11722

631-234-0547

Get Directions to Central Islip Post Office

Central Islip Post Office is a full post office where stamps can be purchased.

Bay Shore Post Office

1314 5 Th Ave

Bay Shore, NY 11706

631-969-3504

Get Directions to Bay Shore Post Office

Bay Shore Post Office is a full post office where stamps can be purchased.

Federal Court House Post Office

101 Federal Plz

Central Islip, NY 11722

631-787-6000

Get Directions to Federal Court House Post Office

Federal Court House Post Office is a full post office where stamps can be purchased.

Islip Terrace Post Office

136 Carleton Ave

Islip Terrace, NY 11752

631-581-7894

Get Directions to Islip Terrace Post Office

Islip Terrace Post Office is a full post office where stamps can be purchased.

Hauppauge Post Office

960 Wheeler Rd

Hauppauge, NY 11788

631-360-7229

Get Directions to Hauppauge Post Office

Hauppauge Post Office is a full post office where stamps can be purchased.

Islip Post Office

309 Main St Unit 3

Islip, NY 11751

631-581-7931

Get Directions to Islip Post Office

Islip Post Office is a full post office where stamps can be purchased.

Penataquit Post Office

10 Bay Shore Ave

Bay Shore, NY 11706

631-969-3506

Get Directions to Penataquit Post Office

Penataquit Post Office is a full post office where stamps can be purchased.

Deer Park Post Office

375 Carlls Path

Deer Park, NY 11729

631-667-9744

Get Directions to Deer Park Post Office

Deer Park Post Office is a full post office where stamps can be purchased.

Brightwaters Post Office

145 Orinoco Dr

Brightwaters, NY 11718

631-206-4855

Get Directions to Brightwaters Post Office

Brightwaters Post Office is a full post office where stamps can be purchased.

Commack Post Office

150 Veterans Memorial Hwy

Commack, NY 11725

631-543-3647

Get Directions to Commack Post Office

Commack Post Office is a full post office where stamps can be purchased.

East Islip Post Office

11 Greenwood Ave

East Islip, NY 11730

631-581-7807

Get Directions to East Islip Post Office

East Islip Post Office is a full post office where stamps can be purchased.

North Babylon Post Office

1196 Deer Park Ave

North Babylon, NY 11703

631-667-4693

Get Directions to North Babylon Post Office

North Babylon Post Office is a full post office where stamps can be purchased.

West Islip Post Office

480 Union Blvd

West Islip, NY 11795

631-669-5157

Get Directions to West Islip Post Office

West Islip Post Office is a full post office where stamps can be purchased.

Smithtown Post Office

25 Route 111

Smithtown, NY 11787

631-360-6709

Get Directions to Smithtown Post Office

Smithtown Post Office is a full post office where stamps can be purchased.

Wyandanch Post Office

1569 Straight Path

Wyandanch, NY 11798

631-643-3913

Get Directions to Wyandanch Post Office

Wyandanch Post Office is a full post office where stamps can be purchased.

Nesconset Post Office

226 Smithtown Blvd

Nesconset, NY 11767

631-265-3278

Get Directions to Nesconset Post Office

Nesconset Post Office is a full post office where stamps can be purchased.

Great River Post Office

62 River Rd

Great River, NY 11739

631-581-7680

Get Directions to Great River Post Office

Great River Post Office is a full post office where stamps can be purchased.

Babylon Post Office

110 Cooper St

Babylon, NY 11702

631-669-4474

Get Directions to Babylon Post Office

Babylon Post Office is a full post office where stamps can be purchased.

Wheatley Heights Post Office

6 Colonial Springs Rd

Wyandanch, NY 11798

631-643-2912

Get Directions to Wheatley Heights Post Office

Wheatley Heights Post Office is a full post office where stamps can be purchased.

Kings Park Post Office

125 E Main St

Kings Park, NY 11754

631-269-6481

Get Directions to Kings Park Post Office

Kings Park Post Office is a full post office where stamps can be purchased.

Oakdale Post Office

927 Montauk Hwy

Oakdale, NY 11769

631-589-2683

Get Directions to Oakdale Post Office

Oakdale Post Office is a full post office where stamps can be purchased.

East Northport Post Office

297 Larkfield Rd

East Northport, NY 11731

631-368-5632

Get Directions to East Northport Post Office

East Northport Post Office is a full post office where stamps can be purchased.

West Babylon Post Office

385 Route 109

West Babylon, NY 11704

631-893-0560

Get Directions to West Babylon Post Office

West Babylon Post Office is a full post office where stamps can be purchased.

Ronkonkoma Post Office

200 Hawkins Ave

Ronkonkoma, NY 11779

631-588-0301

Get Directions to Ronkonkoma Post Office

Ronkonkoma Post Office is a full post office where stamps can be purchased.

Huntington Station Post Office

888 E Jericho Tpke

Huntington Station, NY 11746

631-427-0594

Get Directions to Huntington Station Post Office

Huntington Station Post Office is a full post office where stamps can be purchased.

Bohemia Post Office

200 Orville Dr

Bohemia, NY 11716

631-589-2487

Get Directions to Bohemia Post Office

Bohemia Post Office is a full post office where stamps can be purchased.

Santapogue Post Office

617 W Montauk Hwy

West Babylon, NY 11704

631-422-2276

Get Directions to Santapogue Post Office

Santapogue Post Office is a full post office where stamps can be purchased.

Saint James Post Office

325 Lake Ave

Saint James, NY 11780

631-584-4138

Get Directions to Saint James Post Office

Saint James Post Office is a full post office where stamps can be purchased.

Lake Ronkonkoma Post Office

300 Portion Rd

Ronkonkoma, NY 11779

631-588-1292

Get Directions to Lake Ronkonkoma Post Office

Lake Ronkonkoma Post Office is a full post office where stamps can be purchased.

West Sayville Post Office

12 Washington Ave

West Sayville, NY 11796

631-589-6958

Get Directions to West Sayville Post Office

West Sayville Post Office is a full post office where stamps can be purchased.

Lake Grove Post Office

1001 Hawkins Ave

Lake Grove, NY 11755

631-588-7019

Get Directions to Lake Grove Post Office

Lake Grove Post Office is a full post office where stamps can be purchased.

Melville Post Office

718 Walt Whitman Rd

Melville, NY 11747

631-421-0726

Get Directions to Melville Post Office

Melville Post Office is a full post office where stamps can be purchased.

Greenlawn Post Office

55 Broadway

Greenlawn, NY 11740

631-261-6437

Get Directions to Greenlawn Post Office

Greenlawn Post Office is a full post office where stamps can be purchased.

Lindenhurst Post Office

65 E Hoffman Ave

Lindenhurst, NY 11757

631-226-6914

Get Directions to Lindenhurst Post Office

Lindenhurst Post Office is a full post office where stamps can be purchased.

Sayville Post Office

130 Greene Ave

Sayville, NY 11782

631-589-6963

Get Directions to Sayville Post Office

Sayville Post Office is a full post office where stamps can be purchased.

Holbrook Post Office

445 Furrows Rd

Holbrook, NY 11741

631-588-0226

Get Directions to Holbrook Post Office

Holbrook Post Office is a full post office where stamps can be purchased.

Northport Post Office

240 Main St

Northport, NY 11768

631-261-6941

Get Directions to Northport Post Office

Northport Post Office is a full post office where stamps can be purchased.

Centerport Post Office

434 E Main St

Centerport, NY 11721

631-261-6918

Get Directions to Centerport Post Office

Centerport Post Office is a full post office where stamps can be purchased.

Ocean Beach Post Office

315 Cottage Walk

Ocean Beach, NY 11770

631-583-7368

Get Directions to Ocean Beach Post Office

Ocean Beach Post Office is a full post office where stamps can be purchased.

Centereach Post Office

245 Centereach Mall

Centereach, NY 11720

631-588-7069

Get Directions to Centereach Post Office

Centereach Post Office is a full post office where stamps can be purchased.

Copiague Post Office

695 Marconi Blvd

Copiague, NY 11726

631-842-9084

Get Directions to Copiague Post Office

Copiague Post Office is a full post office where stamps can be purchased.

Bayport Post Office

850 Montauk Hwy

Bayport, NY 11705

631-472-7396

Get Directions to Bayport Post Office

Bayport Post Office is a full post office where stamps can be purchased.

South Farmingdale Post Office

918 Main St Ste 13

Farmingdale, NY 11735

516-249-1573

Get Directions to South Farmingdale Post Office

South Farmingdale Post Office is a full post office where stamps can be purchased.

Stony Brook Post Office

129 Main St

Stony Brook, NY 11790

631-751-5691

Get Directions to Stony Brook Post Office

Stony Brook Post Office is a full post office where stamps can be purchased.

Farmingdale Post Office

380 Main St

Farmingdale, NY 11735

516-249-1552

Get Directions to Farmingdale Post Office

Farmingdale Post Office is a full post office where stamps can be purchased.

Holtsville Post Office

162 Long Island Ave

Holtsville, NY 11742

631-475-1761

Get Directions to Holtsville Post Office

Holtsville Post Office is a full post office where stamps can be purchased.

Farmingville Post Office

500 Horseblock Rd

Farmingville, NY 11738

631-732-8625

Get Directions to Farmingville Post Office

Farmingville Post Office is a full post office where stamps can be purchased.

Blue Point Post Office

141 Montauk Hwy

Blue Point, NY 11715

631-363-6272

Get Directions to Blue Point Post Office

Blue Point Post Office is a full post office where stamps can be purchased.

Huntington Post Office

55 Gerard St

Huntington, NY 11743

631-427-3825

Get Directions to Huntington Post Office

Huntington Post Office is a full post office where stamps can be purchased.

Amityville Post Office

77 Ireland Pl

Amityville, NY 11701

631-264-3532

Get Directions to Amityville Post Office

Amityville Post Office is a full post office where stamps can be purchased.

Halesite Post Office

16 New York Ave

Huntington, NY 11743

631-423-5880

Get Directions to Halesite Post Office

Halesite Post Office is a full post office where stamps can be purchased.

Selden Post Office

109 College Plz

Selden, NY 11784

631-732-8627

Get Directions to Selden Post Office

Selden Post Office is a full post office where stamps can be purchased.

Patchogue Post Office

170 E Main St

Patchogue, NY 11772

631-475-0588

Get Directions to Patchogue Post Office

Patchogue Post Office is a full post office where stamps can be purchased.

Cold Spring Harbor Post Office

126 Main St

Cold Spring Harbor, NY 11724

631-692-5307

Get Directions to Cold Spring Harbor Post Office

Cold Spring Harbor Post Office is a full post office where stamps can be purchased.

East Setauket Post Office

450 Route 25 A

East Setauket, NY 11733

631-941-4005

Get Directions to East Setauket Post Office

East Setauket Post Office is a full post office where stamps can be purchased.

Medford Post Office

1905 Route 112

Medford, NY 11763

631-475-8273

Get Directions to Medford Post Office

Medford Post Office is a full post office where stamps can be purchased.

Setauket Post Office

101 Main St

Setauket, NY 11733

631-941-4042

Get Directions to Setauket Post Office

Setauket Post Office is a full post office where stamps can be purchased.

Coram Post Office

117 Pauls Path

Coram, NY 11727

631-732-8691

Get Directions to Coram Post Office

Coram Post Office is a full post office where stamps can be purchased.

Port Jefferson Station Post Office

544 Jefferson Plz

Port Jefferson Station, NY 11776

631-473-2751

Get Directions to Port Jefferson Station Post Office

Port Jefferson Station Post Office is a full post office where stamps can be purchased.

Port Jefferson Post Office

407 E Main St Ste 17

Port Jefferson, NY 11777

631-473-1065

Get Directions to Port Jefferson Post Office

Port Jefferson Post Office is a full post office where stamps can be purchased.

Mount Sinai Post Office

457 Route 25 A

Mount Sinai, NY 11766

631-928-0394

Get Directions to Mount Sinai Post Office

Mount Sinai Post Office is a full post office where stamps can be purchased.

Bellport Post Office

26 Station Rd

Bellport, NY 11713

631-286-8561

Get Directions to Bellport Post Office

Bellport Post Office is a full post office where stamps can be purchased.

Miller Place Post Office

47 Echo Ave

Miller Place, NY 11764

631-473-8134

Get Directions to Miller Place Post Office

Miller Place Post Office is a full post office where stamps can be purchased.

Middle Island Post Office

780 Middle Country Rd

Middle Island, NY 11953

631-205-1089

Get Directions to Middle Island Post Office

Middle Island Post Office is a full post office where stamps can be purchased.

Brookhaven Post Office

2512 Montauk Hwy

Brookhaven, NY 11719

631-286-1591

Get Directions to Brookhaven Post Office

Brookhaven Post Office is a full post office where stamps can be purchased.

Yaphank Post Office

5 E Main St

Yaphank, NY 11980

631-345-6829

Get Directions to Yaphank Post Office

Yaphank Post Office is a full post office where stamps can be purchased.

Sound Beach Post Office

25 New York Ave

Sound Beach, NY 11789

631-744-0837

Get Directions to Sound Beach Post Office

Sound Beach Post Office is a full post office where stamps can be purchased.

Rocky Point Post Office

346 Route 25 A Ste 84

Rocky Point, NY 11778

631-744-0635

Get Directions to Rocky Point Post Office

Rocky Point Post Office is a full post office where stamps can be purchased.

Ridge Post Office

1700 Middle Country Rd

Ridge, NY 11961

631-345-6842

Get Directions to Ridge Post Office

Ridge Post Office is a full post office where stamps can be purchased.

Shirley Post Office

800 Montauk Hwy Ste 1

Shirley, NY 11967

631-281-0479

Get Directions to Shirley Post Office

Shirley Post Office is a full post office where stamps can be purchased.

Upton Post Office

2 Center St

Upton, NY 11973

631-344-2539

Get Directions to Upton Post Office

Upton Post Office is a full post office where stamps can be purchased.

Mastic Beach Post Office

110 Mastic Rd

Mastic Beach, NY 11951

631-281-0359

Get Directions to Mastic Beach Post Office

Mastic Beach Post Office is a full post office where stamps can be purchased.

Mastic Post Office

1450 Montauk Hwy

Mastic, NY 11950

631-281-0275

Get Directions to Mastic Post Office

Mastic Post Office is a full post office where stamps can be purchased.

Shoreham Post Office

69 Route 25 A

Shoreham, NY 11786

631-744-3185

Get Directions to Shoreham Post Office

Shoreham Post Office is a full post office where stamps can be purchased.

Moriches Post Office

290 Montauk Hwy

Moriches, NY 11955

631-878-1381

Get Directions to Moriches Post Office

Moriches Post Office is a full post office where stamps can be purchased.

Manorville Post Office

525 Eastport Manor Rd

Manorville, NY 11949

631-727-0064

Get Directions to Manorville Post Office

Manorville Post Office is a full post office where stamps can be purchased.

Wading River Post Office

1816 Wading River Manor Rd

Wading River, NY 11792

631-929-0219

Get Directions to Wading River Post Office

Wading River Post Office is a full post office where stamps can be purchased.

Center Moriches Post Office

35 Railroad Ave

Center Moriches, NY 11934

631-878-0953

Get Directions to Center Moriches Post Office

Center Moriches Post Office is a full post office where stamps can be purchased.

Fishers Island Post Office

1 Oriental Ave

Fishers Island, NY 06390

631-788-7835

Get Directions to Fishers Island Post Office

Fishers Island Post Office is a full post office where stamps can be purchased.

New Suffolk Post Office

375 1 St St

New Suffolk, NY 11956

631-734-6271

Get Directions to New Suffolk Post Office

New Suffolk Post Office is a full post office where stamps can be purchased.

Cutchogue Post Office

240 Griffing St

Cutchogue, NY 11935

631-734-6032

Get Directions to Cutchogue Post Office

Cutchogue Post Office is a full post office where stamps can be purchased.

Mattituck Post Office

140 Love Ln

Mattituck, NY 11952

631-298-1364

Get Directions to Mattituck Post Office

Mattituck Post Office is a full post office where stamps can be purchased.

Peconic Post Office

2575 Peconic Ln

Peconic, NY 11958

631-765-9348

Get Directions to Peconic Post Office

Peconic Post Office is a full post office where stamps can be purchased.

Laurel Post Office

2168 Main Rd

Laurel, NY 11948

631-298-1672

Get Directions to Laurel Post Office

Laurel Post Office is a full post office where stamps can be purchased.

Southold Post Office

710 Traveler St

Southold, NY 11971

631-765-4027

Get Directions to Southold Post Office

Southold Post Office is a full post office where stamps can be purchased.

South Jamesport Post Office

70 2 Nd St

South Jamesport, NY 11970

631-722-4317

Get Directions to South Jamesport Post Office

South Jamesport Post Office is a full post office where stamps can be purchased.

Jamesport Post Office

1451 Route 25

Jamesport, NY 11947

631-722-5946

Get Directions to Jamesport Post Office

Jamesport Post Office is a full post office where stamps can be purchased.

Southampton Post Office

123 N Sea Rd

Southampton, NY 11968

631-204-9822

Get Directions to Southampton Post Office

Southampton Post Office is a full post office where stamps can be purchased.

Hampton Bays Post Office

16 Ponquogue Ave

Hampton Bays, NY 11946

631-728-6994

Get Directions to Hampton Bays Post Office

Hampton Bays Post Office is a full post office where stamps can be purchased.

Water Mill Post Office

670 Montauk Hwy

Water Mill, NY 11976

631-726-6310

Get Directions to Water Mill Post Office

Water Mill Post Office is a full post office where stamps can be purchased.

Shelter Island Heights Post Office

6 Grand Ave

Shelter Island Heights, NY 11965

631-749-0486

Get Directions to Shelter Island Heights Post Office

Shelter Island Heights Post Office is a full post office where stamps can be purchased.

Shelter Island Post Office

45 N Ferry Rd

Shelter Island, NY 11964

631-749-1857

Get Directions to Shelter Island Post Office

Shelter Island Post Office is a full post office where stamps can be purchased.

Aquebogue Post Office

212 Linda Ave

Aquebogue, NY 11931

631-722-4368

Get Directions to Aquebogue Post Office

Aquebogue Post Office is a full post office where stamps can be purchased.

Sag Harbor Post Office

21 Long Island Ave

Sag Harbor, NY 11963

631-725-8968

Get Directions to Sag Harbor Post Office

Sag Harbor Post Office is a full post office where stamps can be purchased.

Greenport Post Office

131 Front St

Greenport, NY 11944

631-477-1493

Get Directions to Greenport Post Office

Greenport Post Office is a full post office where stamps can be purchased.

Bridgehampton Post Office

2322 Montauk Hwy

Bridgehampton, NY 11932

631-537-9322

Get Directions to Bridgehampton Post Office

Bridgehampton Post Office is a full post office where stamps can be purchased.

Sagaponack Post Office

542 Sagg Main St

Sagaponack, NY 11962

631-537-9346

Get Directions to Sagaponack Post Office

Sagaponack Post Office is a full post office where stamps can be purchased.

East Marion Post Office

9165 Main Rd

East Marion, NY 11939

631-477-1668

Get Directions to East Marion Post Office

East Marion Post Office is a full post office where stamps can be purchased.

East Quogue Post Office

6 Bay Ave

East Quogue, NY 11942

631-653-5247

Get Directions to East Quogue Post Office

East Quogue Post Office is a full post office where stamps can be purchased.

Wainscott Post Office

357 Montauk Hwy

Wainscott, NY 11975

631-537-8943

Get Directions to Wainscott Post Office

Wainscott Post Office is a full post office where stamps can be purchased.

Riverhead Post Office

1210 W Main St

Riverhead, NY 11901

631-727-1019

Get Directions to Riverhead Post Office

Riverhead Post Office is a full post office where stamps can be purchased.

Orient Post Office

980 Village Ln

Orient, NY 11957

631-323-9760

Get Directions to Orient Post Office

Orient Post Office is a full post office where stamps can be purchased.

Quogue Post Office

6 Midland St

Quogue, NY 11959

631-653-6427

Get Directions to Quogue Post Office

Quogue Post Office is a full post office where stamps can be purchased.

Calverton Post Office

3690 Middle Country Rd

Calverton, NY 11933

631-727-0067

Get Directions to Calverton Post Office

Calverton Post Office is a full post office where stamps can be purchased.

Westhampton Post Office

408 Mill Rd

Westhampton, NY 11977

631-288-4081

Get Directions to Westhampton Post Office

Westhampton Post Office is a full post office where stamps can be purchased.

Westhampton Beach Post Office

170 Main St

Westhampton Beach, NY 11978

631-288-4093

Get Directions to Westhampton Beach Post Office

Westhampton Beach Post Office is a full post office where stamps can be purchased.

East Hampton Post Office

12 Gay Rd

East Hampton, NY 11937

631-324-6320

Get Directions to East Hampton Post Office

East Hampton Post Office is a full post office where stamps can be purchased.

Speonk Post Office

323 Montauk Hwy

Speonk, NY 11972

631-325-1741

Get Directions to Speonk Post Office

Speonk Post Office is a full post office where stamps can be purchased.

Remsenburg Post Office

137 S Country Rd

Remsenburg, NY 11960

631-325-5937

Get Directions to Remsenburg Post Office

Remsenburg Post Office is a full post office where stamps can be purchased.

Eastport Post Office

24 Eastport Manor Rd

Eastport, NY 11941

631-325-1798

Get Directions to Eastport Post Office

Eastport Post Office is a full post office where stamps can be purchased.

Amagansett Post Office

501 Montauk Hwy

Amagansett, NY 11930

631-267-2804

Get Directions to Amagansett Post Office

Amagansett Post Office is a full post office where stamps can be purchased.

East Moriches Post Office

3 Atlantic Ave

East Moriches, NY 11940

631-878-0243

Get Directions to East Moriches Post Office

East Moriches Post Office is a full post office where stamps can be purchased.

Montauk Post Office

73 S Euclid Ave

Montauk, NY 11954

631-668-7043

Get Directions to Montauk Post Office

Montauk Post Office is a full post office where stamps can be purchased.

Walgreens

26 Wicks Rd

Brentwood, NY 11717

Get Directions to Walgreens

Walgreens is a USPS-authorized retailer where postage stamps are sold.

CVS

2 E Suffolk Ave

Central Islip, NY 11722

Buy Postage Stamps in Suffolk County, NY

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CVS

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CVS

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Bj's

Stop & Shop

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Stop & Shop

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Staples

King Kullen

Wal Mart Supercenter

Stop & Shop

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CVS

CVS

Shoprite

Walgreens

CVS

CVS

CVS

Staples

Bj's

Staples

Walgreens

Stop & Shop

Stop & Shop

Stop & Shop

CVS

Walgreens

CVS

Walgreens