Universal Licensing System
WHO683
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 983605 |
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| Call sign | WHO683 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1991-06-26 |
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| Expiration | 2001-02-01 |
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| Cancellation | 1996-08-20 |
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| Frequency range | 10775 - 11015 MHz (5 frequencies) |
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| Locations | 2 |
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| Representative location | CHARLESTON, KANAWHA, WV |
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| Coordinates | 38.3520278, -81.6320556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:45 |
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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 | 10775.00000000 | | | | | |
| 1 | 1 | FXO | 10855.00000000 | | | | | |
| 1 | 1 | FXO | 10935.00000000 | | | | | |
| 1 | 2 | FXO | 10975.00000000 | | | | | |
| 1 | 1 | FXO | 11015.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10775.00000000 | | 40M0F7W |
| 1 | 1 | 10855.00000000 | | 40M0F7W |
| 1 | 1 | 10935.00000000 | | 40M0F7W |
| 1 | 2 | 10975.00000000 | | 40M0F7W |
| 1 | 1 | 11015.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 405 CAPITOL STREET, CHARLESTON, KANAWHA, WV | 38.35202778, -81.63205556 | 182.900 m | | 43.900 m overall | |
| 2 | R | | 38.40675000, -81.71038889 | 333.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 46.5000 | 311.6000 | | |
| 1 | 2 | R | | | | 46.5000 | | | |
| 2 | 1 | T | | | V | 46.5000 | 311.6000 | | |
| 2 | 2 | R | | | | 46.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | WHO683 | LICCNV |
| 1997-05-23 | WHO683 | COR |
| 1997-05-20 | WHO683 | COR |
| 1996-08-20 | WHO683 | LICAN |
| 1991-06-26 | WHO683 | LIMOD |
| 1988-12-05 | WHO683 | LIMOD |
| 1988-06-23 | WHO683 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 983605 | 2026-08-02 02:47:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHO683 | ULS 983605 | 2026-08-02 02:47:45 |
| Status | C | ULS 983605 | 2026-08-02 02:47:45 |
| Service | CF | ULS 983605 | 2026-08-02 02:47:45 |
| Grant Date | 1991-06-26 | ULS 983605 | 2026-08-02 02:47:45 |
| Expiration Date | 2001-02-01 | ULS 983605 | 2026-08-02 02:47:45 |
| Cancellation Date | 1996-08-20 | ULS 983605 | 2026-08-02 02:47:45 |