37699 ZIP Code — Piney Flats, TN
Sullivan County, Tennessee
ZIP code 37699 is located in Piney Flats, Tennessee, within Sullivan County. It covers approximately 0.00 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 423.
0
population
0.00
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
37699 ZIP code map
Cities in ZIP code 37699
Below are the cities the US Postal Service accepts for ZIP code 37699. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Piney Flats | Acceptable |
| Piney Flats | Preferred |
Nearby ZIP codes
37686 Piney Flats (2.8 mi)
37694 Watauga (3 mi)
37618 Bluff City (6.6 mi)
37601 Johnson City (7 mi)
37615 Johnson City (8.4 mi)
37604 Johnson City (8.5 mi)
37617 Blountville (8.6 mi)
37663 Kingsport (10.3 mi)
37643 Elizabethton (11 mi)
37664 Kingsport (12.7 mi)
37659 Jonesborough (13.2 mi)
37658 Hampton (13.7 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 47 |
| County FIPS | 163 |
| Geography | |
|---|---|
| Land area | 0.00 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 36.4194 |
| Longitude | -82.3042 |
| Timezone | Eastern (ET) |
| Area code | 423 |