Universal Licensing System
WNZM546
CO OP SERVICE CENTER
License details
| ULS identifier | 1781271 |
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| Call sign | WNZM546 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-04-11 |
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| Expiration | 2002-05-28 |
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| Cancellation | 2002-09-29 |
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| Frequency range | 464.625 - 469.625 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | BILLINGS, YELLOWSTONE, MT |
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| Coordinates | 45.7591111, -108.4537500 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:33 |
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Licensee
| Name | CO OP SERVICE CENTER |
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| Applicant type | C |
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| Location | BILLINGS, MT |
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| Address | BILLINGS, MT, 59108 |
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| Phone | 4066562123 |
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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 | 464.62500000 | | | 100.000000 | 120.000000 | |
| 3 | 1 | MO | 464.62500000 | | | 50.000000 | | |
| 2 | 1 | FX1 | 469.62500000 | | | 50.000000 | | |
| 3 | 1 | MO | 469.62500000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 464.62500000 | | 20K0F3E |
| 3 | 1 | 464.62500000 | | 20K0F3E |
| 2 | 1 | 469.62500000 | | 20K0F3E |
| 3 | 1 | 469.62500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2.7 MI E, BILLINGS, YELLOWSTONE, MT | 45.75911111, -108.45375000 | 1133.000 m | | 30.000 m structure / 30.000 m overall | N |
| 2 | T | MT | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 1270 S 24TH ST W, BILLINGS, MT | | 4066562123 |
License history
| Date | File or call sign | Action |
|---|
| 2002-09-29 | WNZM546 | LIEXP |
| 2002-04-26 | WNZM546 | LETAUS |
| 2002-03-04 | WNZM546 | LETRES |
| 2000-11-23 | WNZM546 | LICCNV |
| 1997-04-11 | WNZM546 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1781271 | 2026-08-02 01:26:33 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNZM546 | ULS 1781271 | 2026-08-02 01:26:33 |
| Status | E | ULS 1781271 | 2026-08-02 01:26:33 |
| Service | IG | ULS 1781271 | 2026-08-02 01:26:33 |
| Grant Date | 1997-04-11 | ULS 1781271 | 2026-08-02 01:26:33 |
| Expiration Date | 2002-05-28 | ULS 1781271 | 2026-08-02 01:26:33 |
| Cancellation Date | 2002-09-29 | ULS 1781271 | 2026-08-02 01:26:33 |