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 |
| 423-568
| 8 |
Niota |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2021-05-22 |
|
| 423-568
| 9 |
Niota |
TN |
MRTWTN280MD |
704C CHARTER FIBERLINK-TENNESSEE, LLC - TN |
474 |
|
2023-09-10 |
|
| 423-569
| A |
Oneida |
TN |
ONEDTNXADS1 |
0565 HIGHLAND TEL. COOP, INC. |
474 |
|
|
|
| 423-570
| A |
Dayton |
TN |
DYTNTNMADS0 |
9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL |
472 |
|
|
|
| 423-571
| A |
Midway (Sullivan) |
TN |
JHCYTNXCXIY |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
956 |
|
|
|
| 423-572
| A |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-572
| 0 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-572
| 1 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-572
| 2 |
Englewood |
TN |
KNVLTNMA31Z |
6278 UNITED STATES CELLULAR - TN |
474 |
|
|
|
| 423-572
| 4 |
Englewood |
TN |
KNVLTN02DMD |
8356 US LEC OF TENNESSEE, INC. |
474 |
|
2010-09-07 |
|
| 423-572
| 5 |
Englewood |
TN |
KNVLTNMAYIX |
506J TWILIO INTERNATIONAL, INC. |
474 |
|
2021-07-19 |
|
| 423-572
| 6 |
Englewood |
TN |
KNVLTNMA49Z |
525E ONVOY, LLC - TN |
474 |
|
2021-10-25 |
|
| 423-573
| A |
Bristol |
TN |
BRSTTN27DS0 |
895D BRISTOL TENNESSEE ESSENTIAL SERVICES - TN |
956 |
|
|
|
| 423-574
| A |
Blountville |
TN |
BRSTTN27DS0 |
895D BRISTOL TENNESSEE ESSENTIAL SERVICES - TN |
956 |
|
|
|
| 423-575
| A |
Bluff City |
TN |
BRSTTN27DS0 |
895D BRISTOL TENNESSEE ESSENTIAL SERVICES - TN |
956 |
|
|
|
| 423-576
| A |
Elizabethton |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
|
|
| 423-576
| 0 |
Elizabethton |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2023-09-09 |
|
| 423-576
| 1 |
Elizabethton |
TN |
JHCYTNXCXPX |
525E ONVOY, LLC - TN |
956 |
|
2023-09-09 |
|
| 423-576
| 2 |
Elizabethton |
TN |
JHCYTNXCXIY |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
956 |
|
2023-09-22 |
|
| 423-576
| 4 |
Elizabethton |
TN |
|
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2024-03-01 |
|
| 423-576
| 5 |
Elizabethton |
TN |
|
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2024-03-01 |
|
| 423-576
| 6 |
Elizabethton |
TN |
|
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2024-03-01 |
|
| 423-576
| 8 |
Elizabethton |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2023-08-19 |
|
| 423-576
| 9 |
Elizabethton |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2023-08-19 |
|
| 423-577
| A |
Oneida |
TN |
KNVLTNJHGT0 |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
474 |
|
|
|
| 423-577
| 0 |
Oneida |
TN |
KNVLTNMAYHX |
318J COMCAST IP PHONE, LLC |
474 |
|
2023-09-01 |
|
| 423-577
| 1 |
Oneida |
TN |
KNVLTNMAYBX |
204G TWIN LAKES COMMUNICATIONS, INC. - TN |
474 |
|
2019-07-18 |
|
| 423-577
| 2 |
Oneida |
TN |
KNVLTNMA88Z |
5562 METROPCS, INC. |
474 |
|
2021-05-07 |
|
| 423-577
| 3 |
Oneida |
TN |
|
7476 POWERTEL NASHVILLE LICENSES, INC. |
474 |
|
2024-03-21 |
|
| 423-577
| 4 |
Oneida |
TN |
|
7476 POWERTEL NASHVILLE LICENSES, INC. |
474 |
|
2024-03-21 |
|
| 423-577
| 5 |
Oneida |
TN |
|
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
474 |
|
2024-03-23 |
|
| 423-577
| 6 |
Oneida |
TN |
KNVLTNJHGT0 |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
474 |
|
2023-02-13 |
|
| 423-577
| 7 |
Oneida |
TN |
KNVLTNEC0MD |
965H FRACTEL, LLC |
474 |
|
2020-08-08 |
|
| 423-577
| 8 |
Oneida |
TN |
KNVLTNMANMD |
4806 LEVEL 3 COMMUNICATIONS, LLC - TN |
474 |
|
2021-10-03 |
|
| 423-577
| 9 |
Oneida |
TN |
KNVLTNJHGT0 |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
474 |
|
2017-05-24 |
|
| 423-578
| A |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 0 |
Kingsport |
TN |
JHCYTNXCXYX |
6214 NEW CINGULAR WIRELESS PCS, LLC - GA |
956 |
|
2007-08-31 |
|
| 423-578
| 1 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 2 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 3 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 4 |
Kingsport |
TN |
JHCYTNXCXIY |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
956 |
|
2009-02-05 |
|
| 423-578
| 5 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 6 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 7 |
Kingsport |
TN |
GTCYVA02AMD |
008A MOUNTAINET TELEPHONE COMPANY - TN |
956 |
|
2003-08-25 |
|
| 423-578
| 8 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-578
| 9 |
Kingsport |
TN |
KGPTTNXADS0 |
4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN |
956 |
|
|
|
| 423-579
| A |
Kingsport |
TN |
GTCYVA020MD |
3185 MOUNTAINET TELEPHONE COMPANY - VA |
956 |
|
|
|
| 423-579
| 0 |
Kingsport |
TN |
JHCYTNXCXIY |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
956 |
|
2009-12-16 |
|
| 423-579
| 1 |
Kingsport |
TN |
GTCYVA020MD |
008A MOUNTAINET TELEPHONE COMPANY - TN |
956 |
|
2009-04-06 |
|
| 423-579
| 2 |
Kingsport |
TN |
JHCYTNXCXIY |
6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN |
956 |
|
2009-12-16 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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