Universal Licensing System
WLB784
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 988045 |
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| Call sign | WLB784 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1991-05-03 |
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| Expiration | 2001-02-01 |
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| Cancellation | 1997-10-29 |
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| Frequency range | 6345.49 - 6404.79 MHz (2 frequencies) |
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| Locations | 2 |
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| Representative location | MILLICAN, BRAZOS, TX |
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| Coordinates | 30.4751944, -96.2221667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-09-14 17:06:49 |
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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 | 6345.49000000 | | | | | |
| 1 | 2 | FXO | 6345.49000000 | | | | | |
| 1 | 1 | FXO | 6404.79000000 | | | | | |
| 1 | 2 | FXO | 6404.79000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 1.1 MI WNW OF, MILLICAN, BRAZOS, TX | 30.47519444, -96.22216667 | 104.200 m | | 92.400 m overall | |
| 2 | R | | 30.12575000, -95.94716667 | 0.000 m | | | |
| 3 | R | | 30.67408333, -96.37383333 | 112.800 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 | | 145.6000 | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | R | | | | | | | |
| 2 | 1 | T | | | V | | 326.6000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | WLB784 | LICCNV |
| 1997-10-29 | WLB784 | LICAN |
| 1991-04-01 | WLB784 | LIREN |
| 1985-05-16 | WLB784 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 988045 | 2026-08-31 20:51:05 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Applicant Name | MCI WORLDCOM NETWORK SERVICES INC | ULS 988045 | 2026-08-31 21:03:51 |
| Call Sign | WLB784 | ULS 988045 | 2026-08-31 21:03:51 |
| Cancellation Date | 1997-10-29 | ULS 988045 | 2026-08-31 21:03:51 |
| Description | 9106227 | ULS 988045 | 2026-08-31 21:03:51 |
| Expiration Date | 2001-02-01 | ULS 988045 | 2026-08-31 21:03:51 |
| Filed Date | 1991-05-03 | ULS 988045 | 2026-08-31 21:03:51 |
| Grant Date | 1991-05-03 | ULS 988045 | 2026-08-31 21:03:51 |
| Service | CF | ULS 988045 | 2026-08-31 21:03:51 |
| Source Archive | l_micro.zip | ULS 988045 | 2026-08-31 21:03:51 |
| Status | C | ULS 988045 | 2026-08-31 21:03:51 |