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 |
| 423-880
| 5 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-07-09 |
|
| 423-880
| 6 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-07-09 |
|
| 423-880
| 7 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-07-09 |
|
| 423-880
| 8 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-07-09 |
|
| 423-880
| 9 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-09-05 |
|
| 423-881
| A |
Fall Creek Falls |
TN |
PKVLTNXADS1 |
0554 BLEDSOE TEL. COOP. |
472 |
|
|
|
| 423-882
| A |
Chattanooga |
TN |
CHTGTNNSDS1 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-882
| 0 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 1 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 2 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 3 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 4 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 5 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 6 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 7 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 8 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-882
| 9 |
Chattanooga |
TN |
|
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
2011-12-10 |
|
| 423-883
| A |
Chattanooga |
TN |
CHTGTNSMRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-883
| 0 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-12-05 |
|
| 423-883
| 1 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-05-18 |
|
| 423-883
| 2 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-05-18 |
|
| 423-883
| 3 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-12-05 |
|
| 423-883
| 4 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-05-18 |
|
| 423-883
| 5 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-09-09 |
|
| 423-883
| 6 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-09-09 |
|
| 423-883
| 7 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-09-09 |
|
| 423-883
| 8 |
Chattanooga |
TN |
CHTGTNSMRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-883
| 9 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2005-12-05 |
|
| 423-884
| A |
Vonore |
TN |
VONRTNXARP0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-885
| A |
Englewood |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
|
|
| 423-885
| 0 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 1 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 2 |
Englewood |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2022-12-23 |
|
| 423-885
| 3 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 4 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 5 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 6 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 7 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 8 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-885
| 9 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-886
| A |
Chattanooga |
TN |
CHTGTNSMRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-887
| A |
Englewood |
TN |
ENWDTNXARP0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-887
| 0 |
Englewood |
TN |
ENWDTNXARP0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-887
| 1 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
2025-05-12 |
|
| 423-887
| 2 |
Englewood |
TN |
ENWDTNXARP0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-887
| 3 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-887
| 4 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-887
| 5 |
Englewood |
TN |
ENWDTNXARP0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
| 423-887
| 6 |
Englewood |
TN |
KNVNTNEC5MD |
145J TERRA NOVA TELECOM INC. |
474 |
|
2026-05-01 |
|
| 423-887
| 7 |
Englewood |
TN |
ENWDTNXARP0 |
0578 TELLICO TEL. CO., INC. |
474 |
|
|
|
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Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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