Postal reference / United States
37657Flag Pond, Tennessee
ZIP code 37657 is a United States postal code for Flag Pond, Tennessee. Its county association is Unicoi County. The map reference point is at 36.0085, -82.5623.
- State / territory
- Tennessee
- Recorded place name
- Flag Pond
- County association
- Unicoi
- Estimated coordinate
- 36.0085, -82.5623
View on OpenStreetMap - ZIP prefix
- 376 · 42 ZIP codes share it
- Data source
- GeoNames postal reference, snapshot September 26, 2026
GeoNames reference data. County associations may not include every intersecting county, place names are postal names rather than legal boundaries, and coordinates are approximate. This is not address validation.
Area
- Land area
- 36.727 sq mi (2023 Census Gazetteer)
Figures are for the ZIP Code Tabulation Area (ZCTA) that most closely matches this ZIP code, not an exact match to USPS delivery boundaries. Source: U.S. Census Bureau, 2023 Gazetteer + 2023 ACS 5-Year Estimates, retrieved 2026-09-27. How to read this data.
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Browse the other 784 ZIP codes recorded for Tennessee, sorted by code with place and county.
Tennessee directoryNearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 37614 | Johnson City | TN | Washington | 10.3 |
| 28754 | Mars Hill | NC | Madison | 11.0 |
| 37650 | Erwin | TN | Unicoi | 11.9 |
| 28753 | Marshall | NC | Madison | 13.2 |
| 37690 | Telford | TN | Washington | 16.4 |
| 28740 | Green Mountain | NC | Yancey | 17.0 |
| 28714 | Burnsville | NC | Yancey | 17.0 |
| 28709 | Barnardsville | NC | Buncombe | 17.2 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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