Old Fort, Tennessee

ZIP codes in Old Fort

Area codes for Old Fort

• Area code 423

  In service since September 11, 1995. Shares its area with 729. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

• Area code 729

  In service since September 5, 2025. Shares its area with 423. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Towns near Old Fort

• Mowbray Mountain3.2 km (2.0 mi)
• Flat Top Mountain7.5 km (4.7 mi)
• Soddy Daisy8.2 km (5.1 mi)
• Falling Water9.7 km (6.0 mi)
• Middle Valley11.6 km (7.2 mi)
• Fairmount12.6 km (7.8 mi)
• Bakewell12.8 km (8.0 mi)
• Lone Oak13.6 km (8.5 mi)