Suffolk County, New York Zip Codes
| Huntington Station | 67,663 |
| Bay Shore | 65,437 |
| Brentwood | 64,969 |
| Patchogue | 45,345 |
| Lindenhurst | 45,082 |
| Huntington | 41,423 |
| West Babylon | 39,753 |
| Ronkonkoma | 38,654 |
| Central Islip | 37,032 |
| Smithtown | 34,408 |
| Farmingdale | 32,716 |
| Riverhead | 32,330 |
| East Northport | 30,714 |
| Coram | 30,058 |
| Medford | 29,765 |
| Centereach | 29,193 |
| Commack | 28,735 |
| Amityville | 27,874 |
| Holbrook | 27,632 |
| Shirley | 26,860 |
| Deer Park | 26,608 |
| West Islip | 25,650 |
| Selden | 25,425 |
| Port Jefferson Station | 24,119 |
| Copiague | 22,059 |
| Northport | 21,333 |
| East Hampton | 21,040 |
| Farmingville | 20,077 |
| Melville | 19,605 |
| Stony Brook | 19,282 |
| Kings Park | 18,431 |
| Wyandanch | 18,355 |
| Hampton Bays | 17,517 |
| North Babylon | 17,414 |
| East Setauket | 17,304 |
| Hauppauge | 17,017 |
| Mastic | 16,379 |
| Saint James | 15,617 |
| Sayville | 15,113 |
| Mastic Beach | 14,969 |
| Nesconset | 14,493 |
| East Islip | 14,168 |
| Babylon | 14,044 |
| Middle Island | 13,701 |
| Southampton | 13,623 |
| Islip | 13,501 |
| Holtsville | 13,448 |
| Manorville | 13,194 |
| Ridge | 13,126 |
| Miller Place | 12,711 |
| Rocky Point | 12,496 |
| Lake Grove | 12,227 |
| Mount Sinai | 11,476 |
| Greenlawn | 11,010 |
| Bohemia | 10,074 |
| Port Jefferson | 9,257 |
| Islip Terrace | 9,164 |
| Oakdale | 9,081 |
| Bellport | 8,905 |
| Wading River | 8,595 |
| Sag Harbor | 8,445 |
| Bayport | 8,409 |
| Center Moriches | 7,778 |
| Sound Beach | 7,434 |
| Calverton | 6,975 |
| Centerport | 6,569 |
| Shoreham | 6,559 |
| Southold | 6,286 |
| East Quogue | 5,620 |
| East Moriches | 5,462 |
| Mattituck | 5,231 |
| Yaphank | 5,144 |
| Greenport | 4,799 |
| Montauk | 4,322 |
| Westhampton Beach | 3,969 |
| West Sayville | 3,843 |
| Blue Point | 3,786 |
| Islandia | 3,568 |
| Brookhaven | 3,519 |
| Brightwaters | 3,181 |
| Shelter Island | 3,129 |
| Westhampton | 3,069 |
| Cold Spring Harbor | 2,874 |
| Moriches | 2,857 |
| Cutchogue | 2,847 |
| Eastport | 2,493 |
| Water Mill | 2,437 |
| East Marion | 1,564 |
| Stony Brook | 1,425 |
| Great River | 1,400 |
| Orient | 1,220 |
| Bridgehampton | 1,032 |
| Remsenburg | 962 |
| Peconic | 893 |
| Amagansett | 741 |
| Quogue | 632 |
| South Jamesport | 563 |
| Laurel | 535 |
| Shelter Island Heights | 491 |
| Wainscott | 426 |
| Speonk | 413 |
| Sagaponack | 344 |
| New Suffolk | 305 |
| Jamesport | 153 |
| Ocean Beach | 112 |
| Fishers Island | 53 |
| Upton | 39 |
| Aquebogue | 0 |
- Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.