Universal Licensing System
WNBW671
Montana-Dakota Utilities Co.
License details
| ULS identifier | 1891086 |
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| Call sign | WNBW671 |
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| Radio service | IG |
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| Status | A |
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| Grant date | 2021-07-08 |
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| Expiration | 2031-09-27 |
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| Frequency range | 153.635 - 457.425 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | SHERIDAN, SHERIDAN, WY |
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| Coordinates | 44.8166389, -106.9464444 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:37 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 153.63500000 | | | 100.000000 | 398.000000 | |
| 4 | 1 | MO | 153.63500000 | | | 5.000000 | 5.000000 | |
| 1 | 1 | FXO | 452.42500000 | | | 25.000000 | 144.000000 | |
| 3 | 1 | FXO | 457.42500000 | | | 25.000000 | 144.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 2 | 153.63500000 | | 11K0F2D |
| 4 | 1 | 153.63500000 | | 11K0F3E |
| 1 | 1 | 452.42500000 | | 11K0F2D |
| 3 | 1 | 457.42500000 | | 11K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 55 GULCH ROAD, SHERIDAN, SHERIDAN, WY | 44.81663889, -106.94644444 | 1170.000 m | B | 26.000 m structure / 26.000 m overall | N |
| 3 | T | 2324 Dry Ranch Road, SHERIDAN, SHERIDAN, WY | 44.77275000, -106.93283333 | 1172.000 m | B | 7.000 m structure / 11.000 m overall | N |
| 4 | T | BOWMAN, ND | 46.18194444, -103.39297222 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.000 m | | | | -30.500 | |
| 1 | 3 | T | | 11.000 m | | | | -69.300 | |
| 1 | 4 | T | | | | | | | |
| 2 | 1 | T | | 26.000 m | | | | -10.600 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 2324 Dry Ranch Road, SHERIDAN, WY | SHERIDAN | 3076733122 |
License history
| Date | File or call sign | Action |
|---|
| 2021-07-08 | WNBW671 | LIREN |
| 2021-07-06 | WNBW671 | LETRES |
| 2019-04-09 | WNBW671 | LIAUA |
| 2012-08-23 | WNBW671 | LIMOD |
| 2011-07-30 | WNBW671 | LIREN |
| 2011-07-04 | WNBW671 | LETRES |
| 2004-11-30 | WNBW671 | LIMOD |
| 2002-01-29 | WNBW671 | AUDOPR |
| 2001-08-09 | WNBW671 | LIREN |
| 2001-07-02 | WNBW671 | LETRES |
| 2001-05-10 | WNBW671 | LIAUA |
| 2000-11-24 | WNBW671 | LICCNV |
| 1996-08-12 | WNBW671 | AUTHPR |
| 1996-08-12 | WNBW671 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1891086 | 2026-08-02 01:13:37 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNBW671 | ULS 1891086 | 2026-08-02 01:13:37 |
| Status | A | ULS 1891086 | 2026-08-02 01:13:37 |
| Service | IG | ULS 1891086 | 2026-08-02 01:13:37 |
| Grant Date | 2021-07-08 | ULS 1891086 | 2026-08-02 01:13:37 |
| Expiration Date | 2031-09-27 | ULS 1891086 | 2026-08-02 01:13:37 |