Local Calling Guide
Area code/prefix search
NPA: 307
[Rate centres in NPA 307]
[Dial plan for NPA 307]
<< 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
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 307-996
| 6 |
Cheyenne |
WY |
CHYNWYMAXIX |
6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY |
654 |
|
2011-02-05 |
|
| 307-996
| 7 |
Cheyenne |
WY |
CHYNWYMAXIX |
6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY |
654 |
|
2011-07-08 |
|
| 307-996
| 8 |
Cheyenne |
WY |
CHYNWYMAXIX |
6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY |
654 |
|
2021-07-26 |
|
| 307-996
| 9 |
Cheyenne |
WY |
CHYNWYMADS0 |
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-998
| A |
Sheridan |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2024-08-05 |
|
| 307-998
| 0 |
Sheridan |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2024-08-05 |
|
| 307-998
| 2 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-06-11 |
|
| 307-998
| 3 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-01-17 |
|
| 307-998
| 4 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-01-17 |
|
| 307-998
| 5 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-01-17 |
|
| 307-998
| 6 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-06-11 |
|
| 307-998
| 7 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-06-11 |
|
| 307-998
| 8 |
Sheridan |
WY |
CSPRWYMAXEX |
6529 T-MOBILE USA, INC. |
654 |
|
2024-09-30 |
|
| 307-998
| 9 |
Sheridan |
WY |
CSPRWYMAXEX |
6529 T-MOBILE USA, INC. |
654 |
|
2024-09-30 |
|
| 307-999
| A |
Moran |
WY |
CHYNWYRF1MD |
073H TELNYX LLC |
654 |
|
|
|
| 307-999
| 0 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2021-07-11 |
|
| 307-999
| 1 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2021-03-02 |
|
| 307-999
| 2 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2021-03-02 |
|
| 307-999
| 3 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2019-09-07 |
|
| 307-999
| 4 |
Moran |
WY |
CHYNWYMAQMD |
081F BANDWIDTH.COM CLEC, LLC - WY |
654 |
|
2022-02-19 |
|
| 307-999
| 6 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2020-12-19 |
|
| 307-999
| 7 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2018-11-02 |
|
| 307-999
| 8 |
Moran |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2018-11-02 |
|
| 307-999
| 9 |
Moran |
WY |
CHYNWYRF1MD |
073H TELNYX LLC |
654 |
|
2017-04-21 |
|
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Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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