It is 670.71 miles according to MapQuest.
668 miles
Tampa and Knoxville are 670 miles apart. The town of Unadilla, GA is approximately 335 miles from both Tampa and Knoxville. Right smack dab in the middle.
512 Miles
247 miles
344 miles
about 700 miles
391 miles
528 miles
255 miles
Knox County which has Knoxville as its county seat has an area of about 526 square miles.
10 miles
The distance from Tampa to Cancun if 542 miles.