Find the last 4 digits (ZIP+4) for an address in 37618

ZIP 37618, Bluff City, TN 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 37618 – Bluff City, TN

Bluff City, Tennessee · Sullivan County · Eastern time

ZIP code37618
CityBluff City
StateTennessee
CountySullivan County
Population12,548
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area69.31 sq mi
Center (lat, long)36.4603, -82.2087

Area codes in this area

865

These are the area codes that most often serve ZIP 37618 (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

37621 Bristol · 4.3 mi37699 Piney Flats · 6 mi37694 Watauga · 6.6 mi37644 Elizabethton · 7.7 mi37643 Elizabethton · 7.8 mi37686 Piney Flats · 7.9 mi37620 Bristol · 8.9 mi37625 Bristol · 9.4 mi

About ZIP 37618

ZIP code 37618 is assigned to Bluff City, Tennessee. It lies in Sullivan County. Its Census area covers about 69.31 square miles of land. The closest neighboring ZIP is 37621 (Bristol), about 4.3 miles away.

Every address in 37618 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