Local Calling Guide
Area code/prefix search
NPA: 423
[Rate centres in NPA 423]
[Dial plan for NPA 423]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 423-249
| 3 |
Fork Ridge |
TN |
WNCHKYMAXTY |
624H ONVOY SPECTRUM, LLC |
466 |
|
2024-05-18 |
|
| 423-249
| 7 |
Fork Ridge |
TN |
|
883K AHOI LLC |
466 |
|
2026-05-23 |
|
| 423-249
| 9 |
Fork Ridge |
TN |
WNCHKYMAEMD |
525E ONVOY, LLC - TN |
466 |
|
2023-09-18 |
|
| 423-250
| A |
Cleveland |
TN |
CHTGTNNSXGZ |
204G TWIN LAKES COMMUNICATIONS, INC. - TN |
472 |
|
|
|
| 423-250
| 0 |
Cleveland |
TN |
CHTGTNNSXGZ |
204G TWIN LAKES COMMUNICATIONS, INC. - TN |
472 |
|
2017-06-24 |
|
| 423-250
| 1 |
Cleveland |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2017-07-07 |
|
| 423-250
| 2 |
Cleveland |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2018-06-11 |
|
| 423-250
| 3 |
Cleveland |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2018-10-22 |
|
| 423-250
| 4 |
Cleveland |
TN |
CHTGTNNSXCZ |
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2022-02-14 |
|
| 423-250
| 5 |
Cleveland |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2018-10-22 |
|
| 423-250
| 6 |
Cleveland |
TN |
CHTGTNNSXCZ |
7473 POWERTEL ATLANTA LICENSES, INC. |
472 |
|
2022-02-14 |
|
| 423-250
| 7 |
Cleveland |
TN |
CHTGTNNSXJZ |
073H TELNYX LLC |
472 |
|
2021-01-17 |
|
| 423-250
| 8 |
Cleveland |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2019-04-26 |
|
| 423-250
| 9 |
Cleveland |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2019-04-26 |
|
| 423-251
| A |
Kingsport |
TN |
JHCYTNXCX2Y |
5562 METROPCS, INC. |
956 |
|
|
|
| 423-251
| 0 |
Kingsport |
TN |
JHCYTNXCX2Y |
5562 METROPCS, INC. |
956 |
|
2017-12-14 |
|
| 423-251
| 1 |
Kingsport |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
2019-06-07 |
|
| 423-251
| 2 |
Kingsport |
TN |
JHCYTNXCX2Y |
5562 METROPCS, INC. |
956 |
|
2018-04-27 |
|
| 423-251
| 3 |
Kingsport |
TN |
JHCYTNXCX2Y |
5562 METROPCS, INC. |
956 |
|
2017-03-16 |
|
| 423-251
| 4 |
Kingsport |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
2018-09-20 |
|
| 423-251
| 5 |
Kingsport |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
2019-07-18 |
|
| 423-251
| 6 |
Kingsport |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
2019-07-18 |
|
| 423-251
| 7 |
Kingsport |
TN |
JHCYTNXCX2Y |
5562 METROPCS, INC. |
956 |
|
2019-07-22 |
|
| 423-251
| 8 |
Kingsport |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2019-06-23 |
|
| 423-251
| 9 |
Kingsport |
TN |
JHCYTNXCX2Y |
5562 METROPCS, INC. |
956 |
|
2017-02-26 |
|
| 423-252
| A |
Athens |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
2024-12-05 |
|
| 423-252
| 0 |
Athens |
TN |
KNVLTNMAYHX |
318J COMCAST IP PHONE, LLC |
474 |
|
2011-02-22 |
|
| 423-252
| 1 |
Athens |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
|
|
| 423-252
| 2 |
Athens |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
|
|
| 423-252
| 3 |
Athens |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
|
|
| 423-252
| 4 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2017-11-06 |
|
| 423-252
| 5 |
Athens |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
|
|
| 423-252
| 6 |
Athens |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
|
|
| 423-252
| 7 |
Athens |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2004-05-13 |
|
| 423-252
| 8 |
Athens |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2006-04-20 |
|
| 423-252
| 9 |
Athens |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2007-07-26 |
|
| 423-253
| A |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 0 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 1 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 2 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 3 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 4 |
Tellico Plains |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-253
| 5 |
Tellico Plains |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-253
| 6 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 7 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-253
| 8 |
Tellico Plains |
TN |
TLPLTNXAPS0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-254
| A |
Morristown |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
2024-12-05 |
|
| 423-254
| 0 |
Morristown |
TN |
KNVLTNMA56Z |
124F BANDWIDTH.COM CLEC, LLC - TN |
474 |
|
2008-11-28 |
|
| 423-254
| 1 |
Morristown |
TN |
KNVLTNMAYAY |
829J PAETEC ITEL, LLC |
474 |
|
2008-10-03 |
|
| 423-254
| 2 |
Morristown |
TN |
KNVLTNMA84Z |
516C AT&T CORP. |
474 |
|
2009-07-27 |
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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