Local Calling Guide
Area code/prefix search
NPA: 423
[Rate centres in NPA 423]
[Dial plan for NPA 423]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 423-656
| 3 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-05-17 |
|
| 423-656
| 4 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-05-17 |
|
| 423-656
| 5 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-05-17 |
|
| 423-656
| 6 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-05-17 |
|
| 423-656
| 7 |
Johnson City |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2021-05-17 |
|
| 423-656
| 8 |
Johnson City |
TN |
JHCYTNXCXIY |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
956 |
|
2023-11-22 |
|
| 423-656
| 9 |
Johnson City |
TN |
JHCYTNXCXRY |
478J NUSO, LLC |
956 |
|
2023-12-30 |
|
| 423-657
| A |
Mosheim |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
|
|
| 423-657
| 0 |
Mosheim |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
2015-03-28 |
|
| 423-657
| 1 |
Mosheim |
TN |
JHCYTNXCXNX |
124F BANDWIDTH.COM CLEC, LLC - TN |
956 |
|
2018-08-20 |
|
| 423-657
| 2 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2018-06-09 |
|
| 423-657
| 3 |
Mosheim |
TN |
JHCYTNXCXAY |
073H TELNYX LLC |
956 |
|
2021-01-23 |
|
| 423-657
| 4 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2023-01-07 |
|
| 423-657
| 5 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2021-07-10 |
|
| 423-657
| 6 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2021-02-17 |
|
| 423-657
| 7 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2021-02-17 |
|
| 423-657
| 8 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2019-06-23 |
|
| 423-657
| 9 |
Mosheim |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2019-06-23 |
|
| 423-658
| A |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-658
| 0 |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-658
| 1 |
Whitwell |
TN |
CHTGTNNSX8X |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
472 |
|
2004-11-15 |
|
| 423-658
| 2 |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-658
| 3 |
Whitwell |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2019-04-27 |
|
| 423-658
| 4 |
Whitwell |
TN |
CHTITNCDDS0 |
4645 ELECTRIC POWER BOARD OF CHATTANOOGA |
472 |
|
2019-11-24 |
|
| 423-658
| 5 |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-658
| 6 |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-658
| 7 |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-658
| 8 |
Whitwell |
TN |
CLEVTNDL0MD |
704C CHARTER FIBERLINK-TENNESSEE, LLC - TN |
472 |
|
2006-09-11 |
|
| 423-658
| 9 |
Whitwell |
TN |
WHWLTNMARS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-659
| A |
Copper Basin |
TN |
CHTGTNNSXEY |
114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN |
472 |
|
|
|
| 423-659
| 0 |
Copper Basin |
TN |
CHTGTNNSXJZ |
073H TELNYX LLC |
472 |
|
2021-01-17 |
|
| 423-659
| 1 |
Copper Basin |
TN |
CHTGTNNSXMZ |
624H ONVOY SPECTRUM, LLC |
472 |
|
2023-06-17 |
|
| 423-659
| 5 |
Copper Basin |
TN |
CHTGTNNSXTZ |
506J TWILIO INTERNATIONAL, INC. |
472 |
|
2021-08-08 |
|
| 423-659
| 6 |
Copper Basin |
TN |
CHTGTNNSXEY |
114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN |
472 |
|
2020-09-07 |
|
| 423-659
| 8 |
Copper Basin |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2023-03-16 |
|
| 423-659
| 9 |
Copper Basin |
TN |
CHTGTNNSXKY |
525E ONVOY, LLC - TN |
472 |
|
2023-09-18 |
|
| 423-660
| A |
Chattanooga |
TN |
CHTGTNNSXTZ |
506J TWILIO INTERNATIONAL, INC. |
472 |
|
|
|
| 423-660
| 0 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2021-09-19 |
|
| 423-660
| 1 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2021-09-19 |
|
| 423-660
| 2 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2021-09-19 |
|
| 423-660
| 3 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2021-09-19 |
|
| 423-660
| 4 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2021-09-19 |
|
| 423-660
| 6 |
Chattanooga |
TN |
CHTGTNNSXTZ |
506J TWILIO INTERNATIONAL, INC. |
472 |
|
2020-11-15 |
|
| 423-660
| 9 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2021-09-19 |
|
| 423-661
| A |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
|
|
| 423-661
| 0 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2015-06-14 |
|
| 423-661
| 1 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2015-06-14 |
|
| 423-661
| 2 |
Chattanooga |
TN |
CHTGTNGZ4MD |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
472 |
|
2015-06-14 |
|
| 423-661
| 3 |
Chattanooga |
TN |
CHTITNCDDS0 |
4645 ELECTRIC POWER BOARD OF CHATTANOOGA |
472 |
|
2015-08-13 |
|
| 423-661
| 4 |
Chattanooga |
TN |
CHTGTN12X5Y |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
472 |
|
2015-10-04 |
|
<< 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 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: VoIP.ms
Like this site? We accept donations via PayPal.