Find the last 4 digits (ZIP+4) for an address in 11971

ZIP 11971, Southold, NY is filled in. Just type the street address.

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ZIP Code 11971 – Southold, NY

Southold, New York · Suffolk County · Eastern time

ZIP code11971
CitySouthold
StateNew York
CountySuffolk County
Population6,361
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area10.96 sq mi
Center (lat, long)41.0647, -72.4291

Area codes in this area

631934

These are the area codes that most often serve ZIP 11971 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

11958 Peconic · 2.6 mi11944 Greenport · 3.9 mi11935 Cutchogue · 4.3 mi11956 New Suffolk · 5.6 mi11965 Shelter Island Heights · 6.7 mi11964 Shelter Island · 6.7 mi11963 Sag Harbor · 7.2 mi11952 Mattituck · 7.5 mi

About ZIP 11971

ZIP code 11971 is assigned to Southold, New York. It lies in Suffolk County. Its Census area covers about 10.96 square miles of land. The closest neighboring ZIP is 11958 (Peconic), about 2.6 miles away.

Every address in 11971 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources