Find the last 4 digits (ZIP+4) for an address in 37650

ZIP 37650, Erwin, TN is filled in. Just type the street address.

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ZIP Code 37650 – Erwin, TN

Erwin, Tennessee · Unicoi County · Eastern time

ZIP code37650
CityErwin
StateTennessee
CountyUnicoi CountyWashington County
Population12,774
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area96.97 sq mi
Center (lat, long)36.0878, -82.4686

Area codes in this area

865

These are the area codes that most often serve ZIP 37650 (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

37657 Flag Pond · 7.1 mi28740 Green Mountain · 10.1 mi37692 Unicoi · 11.3 mi37690 Telford · 12.4 mi37602 Johnson City · 12.8 mi37641 Chuckey · 13.3 mi37659 Jonesborough · 13.4 mi37681 Limestone · 14.5 mi

About ZIP 37650

ZIP code 37650 is assigned to Erwin, Tennessee. It crosses 2 counties; most of its land is in Unicoi County. Its Census area covers about 96.97 square miles of land. The closest neighboring ZIP is 37657 (Flag Pond), about 7.1 miles away.

Every address in 37650 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