Universal Licensing System
WLC506
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 988461 |
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| Call sign | WLC506 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1985-09-26 |
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| Expiration | 1997-10-29 |
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| Cancellation | 1997-10-29 |
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| Frequency range | 11245 - 11325 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | PLEASANTON, ALAMEDA, CA |
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| Coordinates | 37.6460278, -121.9488333 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:00 |
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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 | 11245.00000000 | | | | | |
| 1 | 1 | FXO | 11325.00000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 4 MI SWS OF, PLEASANTON, ALAMEDA, CA | 37.64602778, -121.94883333 | 508.400 m | | 56.400 m overall | |
| 2 | R | | 37.61991667, -121.92216667 | 665.700 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 | | 140.9000 | | |
| 1 | 2 | R | | | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | WLC506 | LICCNV |
| 1997-10-29 | WLC506 | LICAN |
| 1985-09-26 | WLC506 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 988461 | 2026-08-02 02:48:00 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLC506 | ULS 988461 | 2026-08-02 02:48:00 |
| Status | C | ULS 988461 | 2026-08-02 02:48:00 |
| Service | CF | ULS 988461 | 2026-08-02 02:48:00 |
| Grant Date | 1985-09-26 | ULS 988461 | 2026-08-02 02:48:00 |
| Expiration Date | 1997-10-29 | ULS 988461 | 2026-08-02 02:48:00 |
| Cancellation Date | 1997-10-29 | ULS 988461 | 2026-08-02 02:48:00 |