Universal Licensing System
WLI77
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 992254 |
|---|
| Call sign | WLI77 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 1991-04-01 |
|---|
| Expiration | 2001-02-01 |
|---|
| Cancellation | 1997-10-29 |
|---|
| Frequency range | 6226.9 - 6404.8 MHz (3 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | BUCHANAN, BERRIEN, MI |
|---|
| Coordinates | 41.8194722, -86.3194444 |
|---|
| Source archive | l_micro.zip |
|---|
| Dataset refreshed | 2026-08-02 02:47:50 |
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Licensee
| Name | MCI WORLDCOM NETWORK SERVICES INC |
|---|
| Applicant type | C |
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| Location | RICHARDSON, TX |
|---|
| Address | 2270 LAKESIDE DR, RICHARDSON, TX, 75082 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 2 | FXO | 6197.20000000 | | | | | |
| 1 | 3 | FXO | 6197.20000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 4 | FXO | 6197.24000000 | | | | | |
| 1 | 3 | FXO | 6226.89000000 | | | | | |
| 1 | 5 | FXO | 6226.89000000 | | | | | |
| 1 | 4 | FXO | 6226.90000000 | | | | | |
| 1 | 6 | FXO | 6226.90000000 | | | | | |
| 1 | 2 | FXO | 6256.50000000 | | | | | |
| 1 | 3 | FXO | 6256.50000000 | | | | | |
| 1 | 1 | FXO | 6256.54000000 | | | | | |
| 1 | 4 | FXO | 6256.54000000 | | | | | |
| 1 | 3 | FXO | 6286.19000000 | | | | | |
| 1 | 5 | FXO | 6286.19000000 | | | | | |
| 1 | 4 | FXO | 6286.20000000 | | | | | |
| 1 | 6 | FXO | 6286.20000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 4 | FXO | 6315.84000000 | | | | | |
| 1 | 2 | FXO | 6315.90000000 | | | | | |
| 1 | 3 | FXO | 6345.49000000 | | | | | |
| 1 | 5 | FXO | 6345.49000000 | | | | | |
| 1 | 4 | FXO | 6345.50000000 | | | | | |
| 1 | 1 | FXO | 6375.14000000 | | | | | |
| 1 | 4 | FXO | 6375.14000000 | | | | | |
| 1 | 2 | FXO | 6375.20000000 | | | | | |
| 1 | 3 | FXO | 6375.20000000 | | | | | |
| 1 | 3 | FXO | 6404.79000000 | | | | | |
| 1 | 5 | FXO | 6404.79000000 | | | | | |
| 1 | 4 | FXO | 6404.80000000 | | | | | |
| 1 | 6 | FXO | 6404.80000000 | | | | | |
| 1 | 2 | FXO | 11525.00000000 | | | | | |
| 1 | 2 | FXO | 11605.00000000 | | | | | |
| 1 | 2 | FXO | 11685.00000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 2.1 MILES ESE, BUCHANAN, BERRIEN, MI | 41.81947222, -86.31944444 | 249.300 m | | 80.200 m overall | |
| 2 | R | | 41.67669444, -86.25194444 | 215.200 m | | | |
| 3 | R | | 41.80030556, -86.66194444 | 201.200 m | | | |
| 4 | R | | 41.94308333, -85.83138889 | 324.600 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | | 71.1000 | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | R | | | | | | | |
| 1 | 4 | R | | | | | | | |
| 2 | 1 | T | | | V | | 160.5000 | | |
| 2 | 2 | R | | | | | | | |
| 2 | 3 | R | | | | | | | |
| 2 | 4 | R | | | | | | | |
| 3 | 1 | T | | | H | | 265.8000 | | |
| 4 | 1 | T | | | V | | 265.8000 | | |
| 5 | 1 | T | | | V | | 71.1000 | | |
| 6 | 1 | T | | | H | | 160.5000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-14 | WLI77 | LICCNV |
| 1997-10-29 | WLI77 | LICAN |
| 1997-06-13 | WLI77 | COR |
| 1991-04-01 | WLI77 | LIREN |
| 1988-08-04 | WLI77 | LIMOD |
| 1986-03-13 | WLI77 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 992254 | 2026-08-02 02:47:50 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WLI77 | ULS 992254 | 2026-08-02 02:47:50 |
| Status | C | ULS 992254 | 2026-08-02 02:47:50 |
| Service | CF | ULS 992254 | 2026-08-02 02:47:50 |
| Grant Date | 1991-04-01 | ULS 992254 | 2026-08-02 02:47:50 |
| Expiration Date | 2001-02-01 | ULS 992254 | 2026-08-02 02:47:50 |
| Cancellation Date | 1997-10-29 | ULS 992254 | 2026-08-02 02:47:50 |