Petros, Tennessee

ZIP codes in Petros

Area codes for Petros

• 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 Petros

• Coalfield7.7 km (4.8 mi)
• Oliver Springs10.7 km (6.6 mi)
• Wartburg11.1 km (6.9 mi)
• Briceville14.8 km (9.2 mi)
• Oakdale15.3 km (9.5 mi)
• Harriman19.1 km (12 mi)
• Oak Ridge19.6 km (12 mi)
• Clinton23.7 km (15 mi)