Universal Licensing System
WLK486
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 993186 |
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| Call sign | WLK486 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1991-04-01 |
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| Expiration | 2001-02-01 |
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| Cancellation | 2000-04-04 |
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| Frequency range | 11305 - 11385 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | SANTA BARBARA, SANTA BARBARA, CA |
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| Coordinates | 34.4188611, -119.6962222 |
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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 | 11305.00000000 | | | | | |
| 1 | 1 | FXO | 11385.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 11305.00000000 | | 40M0F7W |
| 1 | 1 | 11385.00000000 | | 40M0F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 27 E COTA ST, SANTA BARBARA, SANTA BARBARA, CA | 34.41886111, -119.69622222 | 7.300 m | | 21.000 m overall | |
| 2 | R | | 34.40886111, -119.42372222 | 588.900 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 | 46.5000 | 92.5000 | | |
| 1 | 2 | R | | | | 46.5000 | | | |
License history
| Date | File or call sign | Action |
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| 2000-04-06 | WLK486 | LICAN |
| 1999-08-14 | WLK486 | LICCNV |
| 1999-02-11 | WLK486 | LITRAN |
| 1991-04-01 | WLK486 | LIREN |
| 1988-08-11 | WLK486 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 993186 | 2026-08-02 02:45:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLK486 | ULS 993186 | 2026-08-02 02:45:12 |
| Status | C | ULS 993186 | 2026-08-02 02:45:12 |
| Service | CF | ULS 993186 | 2026-08-02 02:45:12 |
| Grant Date | 1991-04-01 | ULS 993186 | 2026-08-02 02:45:12 |
| Expiration Date | 2001-02-01 | ULS 993186 | 2026-08-02 02:45:12 |
| Cancellation Date | 2000-04-04 | ULS 993186 | 2026-08-02 02:45:12 |