Distance from ZIP 37023 to 42254
Big Rock, TN → La Fayette, KY
Straight Line Distance
7 miles
12 km
Great circle distance between ZIP code centers
Driving (est.)
≈ 8min
At 90 km/h average. Actual road distance is typically 15-30% longer.
Flying (est.)
≈ 46min
At 850 km/h cruise plus takeoff and landing.
Route Map
Frequently Asked Questions
The straight-line distance between ZIP code 37023 (Big Rock, TN) and 42254 (La Fayette, KY) is 7 miles (12 km).
Driving takes approximately 8min at an average speed of 90 km/h. Actual road distance is typically 15-30% longer than the straight line.