Universal Licensing System
WPMX781
PRIORITY ONE LONG DISTANCE
License details
| ULS identifier | 1802900 |
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| Call sign | WPMX781 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1999-03-18 |
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| Expiration | 2004-03-18 |
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| Cancellation | 2004-05-23 |
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| Frequency range | 451.5 - 456.5 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | PASADENA, LOS ANGELES, CA |
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| Coordinates | 34.2272222, -118.0675556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:49 |
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Licensee
| Name | PRIORITY ONE LONG DISTANCE |
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| Applicant type | C |
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| Location | RANCHO CUCAMONGA, CA |
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| Address | 8520 ARCHIBALD AVENUE, RANCHO CUCAMONGA, CA, 91730 |
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| Phone | 8006003370 |
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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 | FB2 | 451.50000000 | | | 200.000000 | 10.000000 | |
| 3 | 1 | MO | 451.50000000 | | | 90.000000 | | |
| 2 | 1 | FX1 | 456.50000000 | | | 30.000000 | | |
| 3 | 1 | MO | 456.50000000 | | | 90.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.50000000 | | 20K0F3E |
| 3 | 1 | 451.50000000 | | 20K0F3E |
| 2 | 1 | 456.50000000 | | 20K0F3E |
| 3 | 1 | 456.50000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MT WISLON, PASADENA, LOS ANGELES, CA | 34.22722222, -118.06755556 | 1737.000 m | TOWER | 13.000 m structure / 15.000 m overall | N |
| 2 | T | CA | | | | | |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 15.000 m | | | | 867.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 8520 ARCHIBALD AVENUE, RANCHO CUCAMONGA, CA | | 8006003370 |
License history
| Date | File or call sign | Action |
|---|
| 2004-05-23 | WPMX781 | LIEXP |
| 2003-12-22 | WPMX781 | LETRES |
| 2001-12-06 | WPMX781 | AUDOPR |
| 2000-11-23 | WPMX781 | LICCNV |
| 1999-03-18 | WPMX781 | AUTHPR |
| 1999-03-18 | WPMX781 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1802900 | 2026-08-02 01:26:49 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPMX781 | ULS 1802900 | 2026-08-02 01:26:49 |
| Status | E | ULS 1802900 | 2026-08-02 01:26:49 |
| Service | IG | ULS 1802900 | 2026-08-02 01:26:49 |
| Grant Date | 1999-03-18 | ULS 1802900 | 2026-08-02 01:26:49 |
| Expiration Date | 2004-03-18 | ULS 1802900 | 2026-08-02 01:26:49 |
| Cancellation Date | 2004-05-23 | ULS 1802900 | 2026-08-02 01:26:49 |