Local Calling Guide
Area code/prefix search
NPA: 423
[Rate centres in NPA 423]
[Dial plan for NPA 423]
NXX: 665
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
423-665
| A |
Charleston |
TN |
CHTGTNNSX8X |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
472 |
|
|
|
423-665
| 0 |
Charleston |
TN |
CHTGTNMAXVX |
516C AT&T CORP. |
472 |
|
2010-03-24 |
|
423-665
| 1 |
Charleston |
TN |
CHTGTNNS04Z |
829J PAETEC ITEL, LLC |
472 |
|
2005-03-12 |
|
423-665
| 2 |
Charleston |
TN |
|
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2025-10-20 |
|
423-665
| 3 |
Charleston |
TN |
|
792K CHARTER IP ENABLED SERVICES, LLC |
472 |
|
2006-06-03 |
|
423-665
| 4 |
Charleston |
TN |
CHTGTNNSX8X |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
472 |
|
2004-12-20 |
|
423-665
| 5 |
Charleston |
TN |
|
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2025-09-18 |
|
423-665
| 6 |
Charleston |
TN |
|
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2025-10-03 |
|
423-665
| 7 |
Charleston |
TN |
|
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2025-12-15 |
|
423-665
| 8 |
Charleston |
TN |
|
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2025-12-23 |
|
423-665
| 9 |
Charleston |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2008-11-28 |
|
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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