Universal Licensing System
WLL828
MCI WORLDCOM NETWORK SERVICES, INC
License details
| ULS identifier | 994181 |
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| Call sign | WLL828 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2001-02-13 |
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| Expiration | 2011-02-01 |
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| Cancellation | 2001-06-11 |
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| Frequency range | 18925 MHz |
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| Locations | 2 |
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| Representative location | FENTON CRY, ST. LOUIS, MO |
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| Coordinates | 38.5444722, -90.4603889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:09 |
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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 | FXO | 18925.00000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1001 N HIGHWAY DRIVE, FENTON CRY, ST. LOUIS, MO | 38.54447222, -90.46038889 | 135.300 m | | 12.800 m overall | |
| 2 | R | | 38.55113889, -90.44955556 | 130.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | V | 39.4000 | 51.9000 | | |
| 1 | 2 | R | | | | 39.4000 | | | |
License history
| Date | File or call sign | Action |
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| 2001-06-12 | WLL828 | LICAN |
| 2001-03-07 | WLL828 | LIAUA |
| 2001-02-13 | WLL828 | LIREN |
| 2000-11-13 | WLL828 | LETRES |
| 1999-08-14 | WLL828 | LICCNV |
| 1999-08-03 | WLL828 | COR |
| 1999-02-11 | WLL828 | LITRAN |
| 1997-05-23 | WLL828 | COR |
| 1997-05-21 | WLL828 | COR |
| 1991-06-26 | WLL828 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 994181 | 2026-08-02 02:45:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLL828 | ULS 994181 | 2026-08-02 02:45:09 |
| Status | C | ULS 994181 | 2026-08-02 02:45:09 |
| Service | CF | ULS 994181 | 2026-08-02 02:45:09 |
| Grant Date | 2001-02-13 | ULS 994181 | 2026-08-02 02:45:09 |
| Expiration Date | 2011-02-01 | ULS 994181 | 2026-08-02 02:45:09 |
| Cancellation Date | 2001-06-11 | ULS 994181 | 2026-08-02 02:45:09 |