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 |
| 307-941
| 2 |
Newcastle |
WY |
CHYNWYMAXIX |
6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY |
654 |
|
2012-09-07 |
|
| 307-949
| A |
Newcastle |
WY |
CHYNWYMAXIX |
6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY |
654 |
|
|
|
| 307-949
| 0 |
Newcastle |
WY |
CHYNWYMAXIX |
6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY |
654 |
|
|
|
| 307-949
| 4 |
Newcastle |
WY |
CHYNWYMAEMD |
9416 LEVEL 3 COMMUNICATIONS, LLC - WY |
654 |
|
2023-06-10 |
|
| 307-949
| 9 |
Newcastle |
WY |
|
145J TERRA NOVA TELECOM INC. |
654 |
|
2025-07-14 |
|
| 307-977
| A |
Laramie |
WY |
CHYNWYVACM1 |
013B UNION TELEPHONE COMPANY |
654 |
|
|
|
| 307-990
| A |
Lander |
WY |
CHYNWYJL4MD |
939H COMMIO, LLC |
654 |
|
|
|
| 307-990
| 0 |
Lander |
WY |
CHYNWYJL4MD |
939H COMMIO, LLC |
654 |
|
2023-06-04 |
|
| 307-990
| 1 |
Lander |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2023-07-23 |
|
| 307-990
| 2 |
Lander |
WY |
CHYNWYJL4MD |
939H COMMIO, LLC |
654 |
|
2023-12-23 |
|
| 307-990
| 3 |
Lander |
WY |
CHYNWYJL4MD |
939H COMMIO, LLC |
654 |
|
2023-12-23 |
|
| 307-990
| 4 |
Lander |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2024-03-07 |
|
| 307-990
| 5 |
Lander |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2024-07-08 |
|
| 307-990
| 8 |
Lander |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2023-10-28 |
|
| 307-990
| 9 |
Lander |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2023-10-28 |
|
| 307-995
| A |
Casper |
WY |
CSPRWYMADS0 |
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 0 |
Casper |
WY |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
654 |
|
|
|
| 307-995
| 1 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 2 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 3 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 4 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 5 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 6 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 7 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 8 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-995
| 9 |
Casper |
WY |
|
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-996
| A |
Cheyenne |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
|
|
| 307-996
| 0 |
Cheyenne |
WY |
CHYNWYMAX6X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2022-10-02 |
|
| 307-996
| 1 |
Cheyenne |
WY |
CHYNWYMADS0 |
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-996
| 2 |
Cheyenne |
WY |
CHYNWYMADS0 |
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-996
| 3 |
Cheyenne |
WY |
CHYNWYMAX6X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2022-10-02 |
|
| 307-996
| 4 |
Cheyenne |
WY |
CHYNWYMADS0 |
9636 QWEST CORPORATION |
654 |
|
|
|
| 307-996
| 5 |
Cheyenne |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2023-04-24 |
|
| 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
| 1 |
Sheridan |
WY |
|
6529 T-MOBILE USA, INC. |
654 |
|
2025-11-23 |
|
| 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: Sun, 07 Dec 2025 22:02:11 UTC
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