Universal Licensing System
WLL717
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 994082 |
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| Call sign | WLL717 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1993-04-20 |
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| Expiration | 2001-02-01 |
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| Cancellation | 2000-03-22 |
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| Frequency range | 6197.24 MHz |
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| Locations | 2 |
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| Representative location | E GREENWICH, PROVIDENCE, RI |
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| Coordinates | 41.6220278, -71.5658889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:10 |
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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 | 6197.24000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 6197.24000000 | | 30M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 5.5 MI SW OF, E GREENWICH, PROVIDENCE, RI | 41.62202778, -71.56588889 | 143.000 m | | 48.200 m overall | |
| 2 | R | | 41.84230556, -71.66977778 | 220.100 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | H | 43.2000 | 340.6000 | | |
| 1 | 2 | R | | | | 43.2000 | | | |
License history
| Date | File or call sign | Action |
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| 2000-03-23 | WLL717 | LICAN |
| 1999-08-14 | WLL717 | LICCNV |
| 1999-02-11 | WLL717 | LITRAN |
| 1991-11-26 | WLL717 | LIMOD |
| 1991-04-01 | WLL717 | LIREN |
| 1990-05-02 | WLL717 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 994082 | 2026-08-02 02:45:10 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLL717 | ULS 994082 | 2026-08-02 02:45:10 |
| Status | C | ULS 994082 | 2026-08-02 02:45:10 |
| Service | CF | ULS 994082 | 2026-08-02 02:45:10 |
| Grant Date | 1993-04-20 | ULS 994082 | 2026-08-02 02:45:10 |
| Expiration Date | 2001-02-01 | ULS 994082 | 2026-08-02 02:45:10 |
| Cancellation Date | 2000-03-22 | ULS 994082 | 2026-08-02 02:45:10 |