Universal Licensing System
WPON638
Hillsdale County Central Dispatch
License details
| ULS identifier | 1079361 |
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| Call sign | WPON638 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 2010-02-04 |
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| Expiration | 2020-04-12 |
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| Cancellation | 2020-06-13 |
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| Frequency range | 933.175 MHz |
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| Locations | 2 |
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| Representative location | Litchfield, HILLSDALE, MI |
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| Coordinates | 42.0381111, -84.7433056 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-07-29 23:42:55 |
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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 | FXO | 933.17500000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 933.17500000 | | 200KF9W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 710 Herring Rd, Litchfield, HILLSDALE, MI | 42.03811111, -84.74330556 | 313.000 m | BANT | 39.600 m structure / 46.000 m overall | |
| 2 | R | | 42.05338889, -84.46161111 | 364.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | Decibel Products DB-496 | | V | 13.5000 | 85.7000 | | |
| 1 | 2 | R | Decibel Products DB-496 | | | 13.5000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 204 Development Dr, Hillsdale, MI | HILLSDALE | 5175239911 |
License history
| Date | File or call sign | Action |
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| 2020-06-13 | WPON638 | LIEXP |
| 2020-04-02 | WPON638 | ESURNW |
| 2020-03-13 | WPON638 | ESURNW |
| 2020-02-12 | WPON638 | ESURNW |
| 2020-01-20 | WPON638 | LETRES |
| 2018-12-20 | WPON638 | LIAUA |
| 2010-02-04 | WPON638 | LIREN |
| 2010-02-03 | WPON638 | ESUAPR |
| 2010-01-18 | WPON638 | LETRES |
| 2010-01-12 | WPON638 | ESURNW |
| 2000-04-12 | WPON638 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1079361 | 2026-07-29 23:42:55 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPON638 | ULS 1079361 | 2026-07-29 23:42:55 |
| Status | E | ULS 1079361 | 2026-07-29 23:42:55 |
| Service | MG | ULS 1079361 | 2026-07-29 23:42:55 |
| Grant Date | 2010-02-04 | ULS 1079361 | 2026-07-29 23:42:55 |
| Expiration Date | 2020-04-12 | ULS 1079361 | 2026-07-29 23:42:55 |
| Cancellation Date | 2020-06-13 | ULS 1079361 | 2026-07-29 23:42:55 |