Bluff City Tennessee ZIP Codes
Bluff City holds a single ZIP code.
Every ZIP code in Bluff City
| ZIP code | County |
|---|---|
| 37618 | Sullivan County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Bluff City codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Bluff City. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Bluff City ZIP code begins 376. Those first three digits identify the sectional center facility that processes mail for this part of Tennessee. Statewide that range covers 42 ZIP codes, so Bluff City accounts for 2% of it.
Every Tennessee ZIP prefix and the region it covers →
Area codes covering Bluff City
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Bluff City occupies.
Bluff City Tennessee area codes in full →
Where Bluff City's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Bluff City
| City | Distance | ZIP codes |
|---|---|---|
| Watauga Tennessee ZIP codes | 6.4 mi | 1 ZIP code |
| Bristol Tennessee ZIP codes | 7.6 mi | 3 ZIP codes |
| Elizabethton Tennessee ZIP codes | 8.6 mi | 2 ZIP codes |
| Johnson City Tennessee ZIP codes | 9.9 mi | 6 ZIP codes |
| Kingsport Tennessee ZIP codes | 15 mi | 6 ZIP codes |
| Jonesborough Tennessee ZIP codes | 16 mi | 1 ZIP code |
| Unicoi Tennessee ZIP codes | 17 mi | 1 ZIP code |
| Mount Carmel Tennessee ZIP codes | 23 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.