Local Calling Guide
Area code/prefix search
NPA: 406
[Rate centres in NPA 406]
[Dial plan for NPA 406]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 406-838
| 2 |
Cooke City |
MT |
CKCYMTMARS1 |
9636 QWEST CORPORATION |
650 |
|
|
|
| 406-838
| 3 |
Cooke City |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2015-05-31 |
|
| 406-838
| 4 |
Cooke City |
MT |
BLNGMTWE8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
650 |
|
2016-08-10 |
|
| 406-838
| 5 |
Cooke City |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2011-10-20 |
|
| 406-838
| 6 |
Cooke City |
MT |
BLNGMTMALMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
650 |
|
2009-02-13 |
|
| 406-838
| 7 |
Cooke City |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2007-04-14 |
|
| 406-838
| 8 |
Cooke City |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2017-07-24 |
|
| 406-838
| 9 |
Cooke City |
MT |
BLNGMTAS9MD |
453F ONVOY, LLC - MT |
650 |
|
2017-07-24 |
|
| 406-839
| A |
Billings |
MT |
BLNGMT93PS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
650 |
|
|
|
| 406-839
| 0 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-01-25 |
|
| 406-839
| 1 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-03-17 |
|
| 406-839
| 2 |
Billings |
MT |
BLNGMT93PS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
650 |
|
2007-12-02 |
|
| 406-839
| 3 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-03-17 |
|
| 406-839
| 4 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-03-31 |
|
| 406-839
| 5 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-07-11 |
|
| 406-839
| 6 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-07-31 |
|
| 406-839
| 7 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-08-21 |
|
| 406-839
| 8 |
Billings |
MT |
BLNGMTWEIMD |
6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT |
650 |
|
2008-10-10 |
|
| 406-839
| 9 |
Billings |
MT |
BLNGMT93PS1 |
008E BRESNAN BROADBAND OF MONTANA, LLC - MT [CHARTER] |
650 |
|
2006-11-21 |
|
| 406-840
| A |
Silvertip |
MT |
CHYNWYMAX2X |
453F ONVOY, LLC - MT |
654 |
|
|
|
| 406-840
| 0 |
Silvertip |
MT |
CHYNWYMAX2X |
453F ONVOY, LLC - MT |
654 |
|
2012-12-17 |
|
| 406-840
| 1 |
Silvertip |
MT |
CHYNWYMAXGX |
624H ONVOY SPECTRUM, LLC |
654 |
|
2021-11-14 |
|
| 406-840
| 2 |
Silvertip |
MT |
CHYNWYMAXGX |
624H ONVOY SPECTRUM, LLC |
654 |
|
2021-11-14 |
|
| 406-840
| 3 |
Silvertip |
MT |
CHYNWYMAXGX |
624H ONVOY SPECTRUM, LLC |
654 |
|
2021-07-19 |
|
| 406-840
| 4 |
Silvertip |
MT |
CHYNWYMAQMD |
994E BANDWIDTH.COM CLEC, LLC - MT |
654 |
|
2012-04-15 |
|
| 406-840
| 5 |
Silvertip |
MT |
CHYNWYMAX2X |
453F ONVOY, LLC - MT |
654 |
|
2019-09-15 |
|
| 406-840
| 6 |
Silvertip |
MT |
CHYNWYMAX2X |
453F ONVOY, LLC - MT |
654 |
|
2019-09-15 |
|
| 406-840
| 7 |
Silvertip |
MT |
CHYNWYMAX2X |
453F ONVOY, LLC - MT |
654 |
|
2007-07-15 |
|
| 406-840
| 8 |
Silvertip |
MT |
CHYNWYMAX2X |
453F ONVOY, LLC - MT |
654 |
|
2011-07-11 |
|
| 406-841
| A |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 0 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 1 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 2 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 3 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 4 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 5 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 7 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 8 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-841
| 9 |
Helena |
MT |
HLNAMTMADS0 |
9636 QWEST CORPORATION |
648 |
|
|
|
| 406-842
| A |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 1 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 2 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 3 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 4 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 5 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 6 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 7 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 8 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-842
| 9 |
Sheridan |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
| 406-843
| A |
Virginia City |
MT |
FRFDMTXCDS1 |
2255 3 RIVERS TEL. COOP., INC. |
648 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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