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 |
| 661-669
| 0 |
Big Butte |
CA |
LSANCA039MD |
981E BANDWIDTH.COM CLEC, LLC - CA |
730 |
|
2019-08-30 |
|
| 661-669
| 1 |
Big Butte |
CA |
LSANCARC32Z |
073H TELNYX LLC |
730 |
|
2021-02-26 |
|
| 661-669
| 3 |
Big Butte |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2020-11-02 |
|
| 661-669
| 4 |
Big Butte |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2020-11-02 |
|
| 661-669
| 5 |
Big Butte |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2021-07-22 |
|
| 661-669
| 6 |
Big Butte |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2020-06-07 |
|
| 661-669
| 7 |
Big Butte |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2020-08-28 |
|
| 661-669
| 8 |
Big Butte |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2020-08-28 |
|
| 661-670
| A |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
899D METROPCS NETWORKS, LLC |
730 |
|
|
|
| 661-670
| 0 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2010-03-05 |
|
| 661-670
| 1 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
899D METROPCS NETWORKS, LLC |
730 |
|
2010-01-21 |
|
| 661-670
| 2 |
Santa Clarita: Newhall-Castaic DA |
CA |
ANHMCANG5MD |
829J PAETEC ITEL, LLC |
730 |
|
2010-05-05 |
|
| 661-670
| 3 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
899D METROPCS NETWORKS, LLC |
730 |
|
2007-03-02 |
|
| 661-670
| 4 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
899D METROPCS NETWORKS, LLC |
730 |
|
2007-03-02 |
|
| 661-670
| 5 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADPS2 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
730 |
|
2007-09-16 |
|
| 661-670
| 6 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
899D METROPCS NETWORKS, LLC |
730 |
|
2007-05-14 |
|
| 661-670
| 7 |
Santa Clarita: Newhall-Castaic DA |
CA |
TRNECAGB7MD |
6529 T-MOBILE USA, INC. |
730 |
|
2006-01-07 |
|
| 661-670
| 8 |
Santa Clarita: Newhall-Castaic DA |
CA |
ANHMCA01XEY |
516C AT&T CORP. |
730 |
|
2010-07-20 |
|
| 661-670
| 9 |
Santa Clarita: Newhall-Castaic DA |
CA |
BLTNCAADGMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
730 |
|
2010-03-05 |
|
| 661-671
| A |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-04-25 |
|
| 661-671
| 0 |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-04-25 |
|
| 661-671
| 1 |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-04-25 |
|
| 661-671
| 2 |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-04-25 |
|
| 661-671
| 3 |
Bakersfield: South DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2025-05-13 |
|
| 661-671
| 4 |
Bakersfield: South DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2025-05-13 |
|
| 661-671
| 5 |
Bakersfield: South DA |
CA |
BKFDCA11X7X |
624H ONVOY SPECTRUM, LLC |
734 |
|
2025-05-13 |
|
| 661-671
| 6 |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-04-25 |
|
| 661-671
| 7 |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-04-25 |
|
| 661-671
| 8 |
Bakersfield: South DA |
CA |
BKFDCAJAAMD |
6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
734 |
|
2025-09-13 |
|
| 661-671
| 9 |
Bakersfield: South DA |
CA |
|
649C ONVOY, LLC - CA |
734 |
|
2026-07-24 |
|
| 661-672
| A |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-05-18 |
|
| 661-672
| 0 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-06-29 |
|
| 661-672
| 1 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-06-29 |
|
| 661-672
| 2 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-06-29 |
|
| 661-672
| 3 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-06-29 |
|
| 661-672
| 4 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-08-17 |
|
| 661-672
| 5 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-08-17 |
|
| 661-672
| 6 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-08-17 |
|
| 661-672
| 7 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-11-20 |
|
| 661-672
| 8 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-11-20 |
|
| 661-672
| 9 |
Arvin |
CA |
BKFDCA01X2X |
6529 T-MOBILE USA, INC. |
734 |
|
2025-05-18 |
|
| 661-673
| A |
Santa Clarita: Saugus Canyon Country DA |
CA |
LSANCARCY5X |
515J IP HORIZON LLC |
730 |
|
|
|
| 661-673
| 0 |
Santa Clarita: Saugus Canyon Country DA |
CA |
LSANCARCD3S |
649C ONVOY, LLC - CA |
730 |
|
2012-12-30 |
|
| 661-673
| 1 |
Santa Clarita: Saugus Canyon Country DA |
CA |
|
515J IP HORIZON LLC |
730 |
|
|
|
| 661-673
| 2 |
Santa Clarita: Saugus Canyon Country DA |
CA |
|
515J IP HORIZON LLC |
730 |
|
|
|
| 661-673
| 3 |
Santa Clarita: Saugus Canyon Country DA |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2011-11-07 |
|
| 661-673
| 4 |
Santa Clarita: Saugus Canyon Country DA |
CA |
|
515J IP HORIZON LLC |
730 |
|
|
|
| 661-673
| 5 |
Santa Clarita: Saugus Canyon Country DA |
CA |
ANHMCA01XEY |
516C AT&T CORP. |
730 |
|
2011-05-18 |
|
| 661-673
| 6 |
Santa Clarita: Saugus Canyon Country DA |
CA |
CYCMCALLCM5 |
6010 NEW CINGULAR WIRELESS PCS, LLC |
730 |
|
2011-11-07 |
|
| 661-673
| 7 |
Santa Clarita: Saugus Canyon Country DA |
CA |
LSANCA54DS7 |
8826 LEVEL 3 COMMUNICATIONS, LLC - CA |
730 |
|
2012-01-08 |
|
<< 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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