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 |
| 423-451
| 5 |
Soddy Daisy |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2022-09-29 |
|
| 423-451
| 6 |
Soddy Daisy |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2008-11-28 |
|
| 423-451
| 7 |
Soddy Daisy |
TN |
CHTGTNNSXRZ |
318J COMCAST IP PHONE, LLC |
472 |
|
2007-04-15 |
|
| 423-451
| 8 |
Soddy Daisy |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2018-03-05 |
|
| 423-451
| 9 |
Soddy Daisy |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2018-03-08 |
|
| 423-452
| A |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 0 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 1 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 2 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 4 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 6 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 7 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-452
| 9 |
Spring City |
TN |
SPCYTNMTRS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-453
| A |
Athens |
TN |
KNVLTNMANMD |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
474 |
|
|
|
| 423-453
| 0 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2008-06-06 |
|
| 423-453
| 1 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2009-04-20 |
|
| 423-453
| 2 |
Athens |
TN |
KNVLTNMA84Z |
516C AT&T CORP. |
474 |
|
2010-03-24 |
|
| 423-453
| 3 |
Athens |
TN |
KNVLTNMA56Z |
124F BANDWIDTH.COM CLEC, LLC - TN |
474 |
|
2010-06-19 |
|
| 423-453
| 4 |
Athens |
TN |
KNVLTNMANMD |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
474 |
|
|
|
| 423-453
| 5 |
Athens |
TN |
KNVLTNMAYHX |
318J COMCAST IP PHONE, LLC |
474 |
|
2007-04-01 |
|
| 423-453
| 6 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2009-08-17 |
|
| 423-453
| 7 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2007-12-29 |
|
| 423-453
| 8 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2008-08-08 |
|
| 423-453
| 9 |
Athens |
TN |
KNVLTNIIAMD |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
474 |
|
2010-06-13 |
|
| 423-454
| A |
Decatur |
TN |
CHTGTNNSX8X |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
472 |
|
|
|
| 423-454
| 0 |
Decatur |
TN |
CLEVTNDL1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
472 |
|
2006-06-03 |
|
| 423-454
| 1 |
Decatur |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2014-05-26 |
|
| 423-454
| 2 |
Decatur |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2016-03-30 |
|
| 423-454
| 3 |
Decatur |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2016-03-30 |
|
| 423-454
| 4 |
Decatur |
TN |
CHTGTNNSX8X |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
472 |
|
2004-12-20 |
|
| 423-454
| 5 |
Decatur |
TN |
CHTGTNMAXVX |
516C AT&T CORP. |
472 |
|
2011-08-29 |
|
| 423-454
| 6 |
Decatur |
TN |
CHTGTNNSXEY |
114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN |
472 |
|
2016-04-01 |
|
| 423-454
| 8 |
Decatur |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2016-08-26 |
|
| 423-454
| 9 |
Decatur |
TN |
CHTGTNNSXFY |
124F BANDWIDTH.COM CLEC, LLC - TN |
472 |
|
2008-11-28 |
|
| 423-455
| A |
Jellico |
TN |
KNVLTNMANMD |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
474 |
|
|
|
| 423-455
| 0 |
Jellico |
TN |
KNVLTNMANMD |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
474 |
|
2004-11-15 |
|
| 423-455
| 2 |
Jellico |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2016-06-09 |
|
| 423-455
| 3 |
Jellico |
TN |
KNVLTNMA84Z |
516C AT&T CORP. |
474 |
|
2012-11-19 |
|
| 423-455
| 4 |
Jellico |
TN |
KNVLTNMA54Z |
114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN |
474 |
|
2011-02-17 |
|
| 423-455
| 5 |
Jellico |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2016-06-09 |
|
| 423-455
| 6 |
Jellico |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2021-03-19 |
|
| 423-455
| 7 |
Jellico |
TN |
|
883K AHOI LLC |
474 |
|
2026-09-18 |
|
| 423-455
| 8 |
Jellico |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2016-03-30 |
|
| 423-455
| 9 |
Jellico |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2016-03-30 |
|
| 423-456
| A |
La Follette |
TN |
KNVLTNMAY5X |
073H TELNYX LLC |
474 |
|
|
|
| 423-456
| 0 |
La Follette |
TN |
KNVLTNMAY5X |
073H TELNYX LLC |
474 |
|
2021-07-25 |
|
| 423-456
| 1 |
La Follette |
TN |
KNVLTNMA96Z |
5562 METROPCS, INC. |
474 |
|
2021-08-28 |
|
| 423-456
| 2 |
La Follette |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2021-10-25 |
|
| 423-456
| 3 |
La Follette |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2019-10-30 |
|
| 423-456
| 4 |
La Follette |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2021-07-30 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 >>
Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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