Active Prefixes in Area Code 423
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 423-387-#### | Chattanooga | Landline Numbers | Metro Beeper Service... |
| 423-388-#### | Erwin | Wireless Numbers | Sprint Spectrum L.p.... |
| 423-389-#### | Kingsport | Wireless Numbers | Cellco Partnership D... |
| 423-390-#### | Kingsport | Landline Numbers | United Telephone-sou... |
| 423-391-#### | Bluff City | Landline Numbers | United Telephone-sou... |
| 423-392-#### | Kingsport | Landline Numbers | United Telephone-sou... |
| 423-393-#### | Bulls Gap | Landline Numbers | Charter Fiberlink - ... |
| 423-394-#### | Chattanooga | Wireless Numbers | Cricket Communicatio... |
| 423-395-#### | Chattanooga | Wireless Numbers | Usa Mobility Wireles... |
| 423-396-#### | Apison | Landline Numbers | Centurytel Ooltewah-... |
| 423-398-#### | Kingsport | Wireless Numbers | Sprint Spectrum L.p.... |
| 423-399-#### | LaFollette | Wireless Numbers | Usa Mobility Wireles... |
| 423-400-#### | Chattanooga | Wireless Numbers | Sprint Spectrum L.p.... |
| 423-401-#### | Chattanooga | Landline Numbers | Us Lec Of Tennessee,... |
| 423-402-#### | Chattanooga | Landline Numbers | Bandwidth.com Clec, ... |
| 423-404-#### | Madisonville | Wireless Numbers | New Cingular Wireles... |
| 423-405-#### | Athens | Wireless Numbers | Sprint Spectrum L.p.... |
| 423-406-#### | Kingsport | Landline Numbers | Comcast Phone Of Ten... |
| 423-407-#### | Athens | Wireless Numbers | Usa Mobility Wireles... |
| 423-408-#### | Kingsport | Landline Numbers | Teleport Communicati... |
| 423-409-#### | Bulls Gap | Wireless Numbers | Usa Mobility Wireles... |
| 423-410-#### | Johnson City | Landline Numbers | United Telephone-sou... |
| 423-412-#### | Johnson City | Wireless Numbers | Usa Mobility Wireles... |
| 423-413-#### | Chattanooga | Wireless Numbers | Cellco Partnership D... |
| 423-414-#### | Chattanooga | Landline Numbers | Peace Communications... |
| 423-415-#### | Newport | Wireless Numbers | Cellco Partnership D... |
| 423-416-#### | Kingsport | Wireless Numbers | Cellco Partnership D... |
| 423-418-#### | Kingsport | Wireless Numbers | Cellco Partnership D... |
| 423-419-#### | Cumberland Gap | Wireless Numbers | Cellco Partnership D... |
| 423-420-#### | Madisonville | Landline Numbers | Bellsouth Telecomm I... |
Area Code 423 Introduction
| Area Code: | 423 |
| Country: | United States |
| State/Province: | Tennessee - TN |
| Major City: | Chattanooga |
| Time Zone: | Eastern / Central |
| Average property | $98.8K |
| Average age | 62 y/o |
| Average assets | $52.3K |
| Population density | 42,143 sq mi (109,247 km2) |
| Population | 6,651,194 |
| latitude Longitude: | |
| 34° 59′ N to 36° 41′ N / 81° 39′ W to 90° 19′ W | |
| About 423 : | |
| The 423 Area Code (or Area Code 423) is located in the state of TN. Area Code 423 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 2.01 million unique phone numbers and 6.9 million individuals near the city of Morristown Area code 423 was put into service. Area code 423 was created from a split of area code 615. In 1999 area code 423 was split to form area code 865. |
|
| Major cities or places | |
| Chattanooga, TN>Cleveland, TN>East Ridge, TN>Johnson City, TN>Kingsport, TN>Morristown, TN | |