Universal Licensing System
WPHM691
SK & S OILFIELD SERVICE INC
License details
| ULS identifier | 1728450 |
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| Call sign | WPHM691 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2015-04-06 |
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| Expiration | 2025-06-12 |
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| Cancellation | 2025-08-16 |
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| Frequency range | 461.875 MHz |
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| Locations | 3 |
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| Representative location | WILLISTON, WILLIAMS, ND |
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| Coordinates | 48.3041944, -103.4824167 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:14 |
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Licensee
| Name | SK & S OILFIELD SERVICE INC |
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| Applicant type | C |
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| FRN | 0013390141 |
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| Location | SIDNEY, MT |
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| Address | SIDNEY, MT, 59270 |
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| Phone | 7015727698 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FB4 | 461.87500000 | | | 50.000000 | 480.000000 | |
| 3 | 1 | MO | 461.87500000 | | | 30.000000 | 30.000000 | |
| 2 | 1 | FX1 | 466.87500000 | | | 30.000000 | 55.000000 | |
| 3 | 1 | MO | 466.87500000 | | | 30.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 461.87500000 | | 11K2F3E |
| 3 | 1 | 461.87500000 | | 11K2F3E |
| 2 | 1 | 466.87500000 | | 11K2F3E |
| 3 | 1 | 466.87500000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HWY 2 13 KM N 10 KM E 2 KM N, WILLISTON, WILLIAMS, ND | 48.30419444, -103.48241667 | 694.000 m | TOWER | 18.000 m structure / 18.000 m overall | N |
| 2 | T | 4513 16TH AVE W, WILLISTON, WILLIAMS, ND | 48.18669444, -103.64825000 | 600.000 m | B | 4.000 m structure / 4.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | | |
| 1 | 2 | T | | 8.000 m | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 4513 16TH AVE W, WILLISTON, ND | WILLIAMS | 7015727698 |
License history
| Date | File or call sign | Action |
|---|
| 2025-08-16 | WPHM691 | LIEXP |
| 2015-04-06 | WPHM691 | LIREN |
| 2015-04-03 | WPHM691 | LTSAPR |
| 2015-03-16 | WPHM691 | LETRES |
| 2005-04-29 | WPHM691 | LTSFRN |
| 2005-04-29 | WPHM691 | LIREN |
| 2005-04-29 | WPHM691 | LTSAPR |
| 2005-03-21 | WPHM691 | LETRES |
| 2001-11-13 | WPHM691 | AUDOPR |
| 2000-11-23 | WPHM691 | LICCNV |
| 2000-03-28 | WPHM691 | LIREN |
| 2000-03-28 | WPHM691 | AUTHPR |
| 2000-03-10 | WPHM691 | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1728450 | 2026-08-02 01:18:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPHM691 | ULS 1728450 | 2026-08-02 01:18:14 |
| Status | E | ULS 1728450 | 2026-08-02 01:18:14 |
| Service | IG | ULS 1728450 | 2026-08-02 01:18:14 |
| Grant Date | 2015-04-06 | ULS 1728450 | 2026-08-02 01:18:14 |
| Expiration Date | 2025-06-12 | ULS 1728450 | 2026-08-02 01:18:14 |
| Cancellation Date | 2025-08-16 | ULS 1728450 | 2026-08-02 01:18:14 |