Collegedale, Tennessee
Collegedale, Tennessee, in Hamilton County, has ZIP code 37315 and area code 423, with 729 as an overlay.
- ZIP code
- 37315
- Area codes
- 423, 729
- County
- Hamilton County
- State
- Tennessee
- Coordinates
- 35.0479, -85.0574
ZIP codes in Collegedale
Area codes for Collegedale
- 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 Collegedale
- Ooltewah3.4 km (2.1 mi)
- Apison5.2 km (3.2 mi)
- Mc Donald7.6 km (4.7 mi)
- McDonald9.4 km (5.8 mi)
- Harrison13.8 km (8.6 mi)
- South Cleveland15.1 km (9.4 mi)
- East Ridge16.6 km (10 mi)
- Ridgeside17.3 km (11 mi)
Local numbers in area code 423
Looking for a phone number with a Collegedale area code? These 423 numbers are for sale through Exclusive Digits. Portable to Verizon, AT&T, T-Mobile and all major US carriers.
- (423) 759-0888Morristown, TN$69View & buy
- (423) 806-8008Kingsport, TN$69View & buy
- (423) 810-9888Charleston, TN$69View & buy
- (423) 830-6777Kingsport, TN$69View & buy
- (423) 841-0777Mountain City, TN$69View & buy
- (423) 866-0777Niota, TN$69View & buy
- (423) 897-7007Fall Branch, TN$69View & buy
- (423) 897-8008Fall Branch, TN$69View & buy
- (423) 910-4888Ooltewah, TN$69View & buy
- (423) 960-2002Chattanooga, TN$69View & buy
- (423) 678-0077Roan Mountain, TN$79View & buy
- (423) 777-6781Chattanooga, TN$79View & buy
We may earn a commission when you buy through our links. Numbers are sold and delivered by Exclusive Digits.