Universal Licensing System
WLB888
MCI WORLDCOM Network Services, Inc.
License details
| ULS identifier | 988114 |
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| Call sign | WLB888 |
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| Radio service | CF |
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| Status | E |
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| Grant date | 1994-08-17 |
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| Expiration | 2001-02-01 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 6197.2 - 6375.2 MHz (3 frequencies) |
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| Locations | 4 |
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| Representative location | TRENT, NOLAN, TX |
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| Coordinates | 32.3640000, -100.2175833 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:09 |
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Licensee
| Name | MCI WORLDCOM Network Services, Inc. |
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| Applicant type | C |
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| Location | WASHINGTON, DC |
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| Address | 1801 PENNSYLVANIA AVENUE, N.W., WASHINGTON, DC, 20006 |
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| Phone | 2028873087 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 6197.20000000 | | | | | |
| 1 | 2 | FXO | 6197.20000000 | | | | | |
| 1 | 3 | FXO | 6197.20000000 | | | | | |
| 1 | 1 | FXO | 6256.50000000 | | | | | |
| 1 | 2 | FXO | 6256.50000000 | | | | | |
| 1 | 1 | FXO | 6375.20000000 | | | | | |
| 1 | 2 | FXO | 6375.20000000 | | | | | |
| 1 | 3 | FXO | 6375.20000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6197.20000000 | | 30M0A7W |
| 1 | 2 | 6197.20000000 | | 30M0A7W |
| 1 | 3 | 6197.20000000 | | 30M0A7W |
| 1 | 1 | 6256.50000000 | | 30M0A7W |
| 1 | 2 | 6256.50000000 | | 30M0A7W |
| 1 | 1 | 6375.20000000 | | 30M0A7W |
| 1 | 2 | 6375.20000000 | | 30M0A7W |
| 1 | 3 | 6375.20000000 | | 30M0A7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 10 MI SW OF, TRENT, NOLAN, TX | 32.36400000, -100.21758333 | 768.100 m | | 89.300 m overall | |
| 2 | R | | 32.46761111, -100.47591667 | 722.400 m | | | |
| 3 | R | | 32.40038889, -99.90897222 | 589.800 m | | | |
| 4 | R | | 32.03625000, -100.14980556 | 627.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | | 295.4000 | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | R | | | | | | | |
| 1 | 4 | R | | | | | | | |
| 2 | 1 | T | | | V | | 82.0000 | | |
| 3 | 1 | T | | | V | | 350.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2001-05-06 | WLB888 | LIEXP |
| 2000-11-13 | WLB888 | LETRES |
| 2000-02-26 | WLB888 | LIASS |
| 1999-08-13 | WLB888 | LICCNV |
| 1998-04-08 | WLB888 | COR |
| 1998-01-29 | WLB888 | LIASS |
| 1994-08-17 | WLB888 | LIASS |
| 1993-06-28 | WLB888 | LITRAN |
| 1992-09-11 | WLB888 | LITRAN |
| 1991-04-17 | WLB888 | LIREN |
| 1989-10-20 | WLB888 | LIMOD |
| 1988-06-17 | WLB888 | LIMOD |
| 1985-09-26 | WLB888 | LIMOD |
| 1985-09-25 | WLB888 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 988114 | 2026-08-02 02:45:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLB888 | ULS 988114 | 2026-08-02 02:45:09 |
| Status | E | ULS 988114 | 2026-08-02 02:45:09 |
| Service | CF | ULS 988114 | 2026-08-02 02:45:09 |
| Grant Date | 1994-08-17 | ULS 988114 | 2026-08-02 02:45:09 |
| Expiration Date | 2001-02-01 | ULS 988114 | 2026-08-02 02:45:09 |
| Cancellation Date | 2001-05-06 | ULS 988114 | 2026-08-02 02:45:09 |