Universal Licensing System
WNWK857
MCI WORLDCOM NETWORK SERVICES, INC
License details
| ULS identifier | 1879181 |
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| Call sign | WNWK857 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1996-06-04 |
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| Expiration | 2001-06-04 |
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| Cancellation | 2001-08-05 |
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| Frequency range | 462.525 - 467.525 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | WHITE WATER, RIVERSIDE, CA |
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| Coordinates | 33.9044722, -116.6441944 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:17 |
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Licensee
| Name | MCI WORLDCOM NETWORK SERVICES, INC |
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| Applicant type | C |
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| Location | RICHARDSON, TX |
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| Address | 2270 LAKESIDE BLVD 2865/642, RICHARDSON, TX, 75082 |
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| Phone | 9726565287 |
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| Email | [email protected] |
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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 | FB2C | 462.52500000 | | | 110.000000 | 631.000000 | |
| 2 | 1 | MO | 462.52500000 | | | 40.000000 | | |
| 2 | 1 | MO | 467.52500000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 462.52500000 | | 20K0F3E |
| 2 | 1 | 462.52500000 | | 20K0F3E |
| 2 | 1 | 467.52500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | TIPTON RD & SPRR, WHITE WATER, RIVERSIDE, CA | 33.90447222, -116.64419444 | 344.000 m | POLE | 18.000 m structure | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 25.000 m | | | | 0.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 157 S LILAC AVE, RIALTO, CA | | 7144215033 |
License history
| Date | File or call sign | Action |
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| 2002-02-26 | WNWK857 | AUDCAN |
| 2001-08-05 | WNWK857 | LIEXP |
| 2001-03-12 | WNWK857 | LETRES |
| 2001-03-07 | WNWK857 | LIAUA |
| 2000-11-24 | WNWK857 | LICCNV |
| 2000-01-06 | WNWK857 | AUTHPR |
| 1998-09-14 | WNWK857 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1879181 | 2026-08-02 01:17:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNWK857 | ULS 1879181 | 2026-08-02 01:17:17 |
| Status | E | ULS 1879181 | 2026-08-02 01:17:17 |
| Service | IG | ULS 1879181 | 2026-08-02 01:17:17 |
| Grant Date | 1996-06-04 | ULS 1879181 | 2026-08-02 01:17:17 |
| Expiration Date | 2001-06-04 | ULS 1879181 | 2026-08-02 01:17:17 |
| Cancellation Date | 2001-08-05 | ULS 1879181 | 2026-08-02 01:17:17 |