Find the last 4 digits (ZIP+4) for an address in 08243

ZIP 08243, Sea Isle City, NJ is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 08243 – Sea Isle City, NJ

Sea Isle City, New Jersey · Cape May County · Eastern time

ZIP code08243
CitySea Isle City
StateNew Jersey
CountyCape May County
Population2,000
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area2.2 sq mi
Center (lat, long)39.1510, -74.6963

Area codes in this area

609640

These are the area codes that most often serve ZIP 08243 (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

08230 Ocean View · 3.5 mi08248 Strathmere · 3.7 mi08246 South Seaville · 4.3 mi08202 Avalon · 4.4 mi08245 South Dennis · 6.8 mi08210 Cape May Court House · 7.1 mi08214 Dennisville · 7.5 mi08218 Goshen · 8.4 mi

About ZIP 08243

ZIP code 08243 is assigned to Sea Isle City, New Jersey. It lies in Cape May County. Its Census area covers about 2.2 square miles of land. The closest neighboring ZIP is 08230 (Ocean View), about 3.5 miles away.

Every address in 08243 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