I-40 going east: Take Exit 378 & turn left onto Cedar Bluff Rd.
I-40 going west: Take Exit 378B, Cedar Bluff Rd. N, turn left at light into Executive Park, then turn right at light into Cedar Bluff Rd.
Go 2 miles on Cedar Bluff R., then turn left onto Middlebrook Pike. Go 1.2 miles on Middlebrook Pike, then turn left at the first light on Bob Kirby Rd. Go 0.4 miles.
Immediately after Secretariat Blvd, turn right into the next driveway. There is a tan mailbox with 1505 and BLACKFORD on it.
Coming from Oak Ridge or Maryville on I-40 (Pellissippi Pkwy): From either direction, take the Hardin Valley Exit. At the light, turn right onto Hardin Valley Rd. Go about 3 miles and turn right into Bob Kirby Rd. (First light past Lovell Rd.) Go 0.4 miles. Immediately after Secretariat Blvd, turn right into the next driveway.