Universal Licensing System
WHT481
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 985335 |
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| Call sign | WHT481 |
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| Radio service | CF |
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| Status | E |
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| Grant date | 1991-04-01 |
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| Expiration | 2001-02-01 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 10815 MHz |
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| Locations | 2 |
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| Representative location | PHOENIX, MARICOPA, AZ |
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| Coordinates | 33.4464167, -111.9987500 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:12 |
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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 DR, RICHARDSON, TX, 75082 |
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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 | 10815.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 10815.00000000 | | 25M0F8W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 3801 E WASHINGTON, PHOENIX, MARICOPA, AZ | 33.44641667, -111.99875000 | 344.400 m | | 27.400 m overall | |
| 2 | R | | 33.56947222, -112.55988889 | 1222.200 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 | 47.9000 | 284.8000 | | |
| 1 | 2 | R | | | | | | | |
License history
| Date | File or call sign | Action |
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| 2001-05-06 | WHT481 | LIEXP |
| 2000-11-13 | WHT481 | LETRES |
| 1999-08-13 | WHT481 | LICCNV |
| 1999-02-11 | WHT481 | LITRAN |
| 1991-04-01 | WHT481 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 985335 | 2026-08-02 02:45:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHT481 | ULS 985335 | 2026-08-02 02:45:12 |
| Status | E | ULS 985335 | 2026-08-02 02:45:12 |
| Service | CF | ULS 985335 | 2026-08-02 02:45:12 |
| Grant Date | 1991-04-01 | ULS 985335 | 2026-08-02 02:45:12 |
| Expiration Date | 2001-02-01 | ULS 985335 | 2026-08-02 02:45:12 |
| Cancellation Date | 2001-05-06 | ULS 985335 | 2026-08-02 02:45:12 |