ZIP Code 33037 – Key Largo, FL
Key Largo, Florida · Monroe County · Eastern time
| ZIP code | 33037 |
|---|---|
| City | Key Largo |
| State | Florida |
| County | Monroe County |
| Population | 14,770 |
| Time zone | Eastern · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 32.9 sq mi |
| Center (lat, long) | 25.2258, -80.4143 |
Area codes in this area
These are the area codes that most often serve ZIP 33037 (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
About ZIP 33037
ZIP code 33037 is assigned to Key Largo, Florida. It lies in Monroe County. Its Census area covers about 32.9 square miles of land. The closest neighboring ZIP is 33035 (Homestead), about 13.6 miles away.
Every address in 33037 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