Local Calling Guide
Area code/prefix search
NPA: 661
[Rate centres in NPA 661]
[Dial plan for NPA 661]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 661-606
| 2 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2015-06-08 |
|
| 661-606
| 3 |
Arvin |
CA |
BKFDCAJADS0 |
7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
734 |
|
2005-04-28 |
|
| 661-606
| 4 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2015-06-08 |
|
| 661-606
| 5 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2015-06-08 |
|
| 661-606
| 6 |
Arvin |
CA |
BKFDCA01WMD |
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
734 |
|
2012-11-19 |
|
| 661-606
| 7 |
Arvin |
CA |
BKFDCA12X5X |
9262 UTILITY TELECOM GROUP, LLC - CA |
734 |
|
2013-04-11 |
|
| 661-606
| 8 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2015-06-08 |
|
| 661-606
| 9 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2015-06-08 |
|
| 661-607
| A |
Santa Clarita: Newhall-Castaic DA |
CA |
CSTCCA11DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-607
| 0 |
Santa Clarita: Newhall-Castaic DA |
CA |
CSTCCA11DS0 |
9740 PACIFIC BELL |
730 |
|
|
|
| 661-607
| 1 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2003-11-11 |
|
| 661-607
| 2 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2003-11-11 |
|
| 661-607
| 3 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2004-03-16 |
|
| 661-607
| 4 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2004-03-27 |
|
| 661-607
| 5 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2004-07-08 |
|
| 661-607
| 6 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2004-03-08 |
|
| 661-607
| 7 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2004-03-08 |
|
| 661-607
| 8 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2004-03-08 |
|
| 661-607
| 9 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2005-10-16 |
|
| 661-608
| A |
Hi Vista |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
|
|
| 661-608
| 6 |
Hi Vista |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2023-06-15 |
|
| 661-608
| 7 |
Hi Vista |
CA |
SNMNCAXPX2Z |
624H ONVOY SPECTRUM, LLC |
730 |
|
2023-06-15 |
|
| 661-609
| A |
Lancaster |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
|
|
| 661-610
| A |
Bakersfield: Main DA |
CA |
BKFDCA01WMD |
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
734 |
|
|
|
| 661-610
| 0 |
Bakersfield: Main DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2022-09-21 |
|
| 661-610
| 1 |
Bakersfield: Main DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2022-09-21 |
|
| 661-610
| 2 |
Bakersfield: Main DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2022-09-21 |
|
| 661-610
| 3 |
Bakersfield: Main DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2022-09-21 |
|
| 661-610
| 4 |
Bakersfield: Main DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2022-09-21 |
|
| 661-610
| 5 |
Bakersfield: Main DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2022-10-16 |
|
| 661-610
| 6 |
Bakersfield: Main DA |
CA |
BKFDCA01WMD |
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
734 |
|
2022-08-26 |
|
| 661-610
| 7 |
Bakersfield: Main DA |
CA |
BKFDCA01WMD |
7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA |
734 |
|
2022-08-26 |
|
| 661-610
| 8 |
Bakersfield: Main DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2022-11-16 |
|
| 661-610
| 9 |
Bakersfield: Main DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2023-09-23 |
|
| 661-612
| A |
Bakersfield: Main DA |
CA |
BKFDCAKTXXX |
490J BOOST SUBSCRIBERCO L.L.C. |
734 |
|
|
|
| 661-612
| 0 |
Bakersfield: Main DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2023-10-16 |
|
| 661-612
| 1 |
Bakersfield: Main DA |
CA |
BKFDCA119MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
734 |
|
2023-08-11 |
|
| 661-612
| 2 |
Bakersfield: Main DA |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2023-12-13 |
|
| 661-612
| 3 |
Bakersfield: Main DA |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2023-12-13 |
|
| 661-612
| 4 |
Bakersfield: Main DA |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2023-12-13 |
|
| 661-612
| 5 |
Bakersfield: Main DA |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2023-12-13 |
|
| 661-612
| 6 |
Bakersfield: Main DA |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2023-12-13 |
|
| 661-612
| 7 |
Bakersfield: Main DA |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2023-12-13 |
|
| 661-612
| 8 |
Bakersfield: Main DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2023-11-12 |
|
| 661-612
| 9 |
Bakersfield: Main DA |
CA |
BKFDCAKTXXX |
490J BOOST SUBSCRIBERCO L.L.C. |
734 |
|
2023-07-17 |
|
| 661-613
| A |
Edwards |
CA |
BKFDCA11X9X |
114J EXIANT COMMUNICATIONS LLC |
734 |
|
|
|
| 661-613
| 2 |
Edwards |
CA |
BKFDCA119MD |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
734 |
|
2013-07-21 |
|
| 661-613
| 3 |
Edwards |
CA |
|
114J EXIANT COMMUNICATIONS LLC |
734 |
|
2026-06-27 |
|
| 661-614
| A |
Tehachapi |
CA |
BKFDCA018MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
734 |
|
|
|
| 661-614
| 0 |
Tehachapi |
CA |
BKFDCA11GMD |
649C ONVOY, LLC - CA |
734 |
|
2023-10-30 |
|
<< 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 >>
Last updated: Sat, 10 Oct 2026 15:24:20 UTC
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