Universal Licensing System
WIU86
MCI WORLDCOM NETWORK SERVICES INC
License details
| ULS identifier | 986772 |
|---|
| Call sign | WIU86 |
|---|
| Radio service | CF |
|---|
| Status | C |
|---|
| Grant date | 1991-04-01 |
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| Expiration | 2001-02-01 |
|---|
| Cancellation | 1997-10-29 |
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| Frequency range | 6226.89 - 11665 MHz (16 frequencies) |
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| Locations | 2 |
|---|
| Coordinates | 39.1414722, -76.7518889 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:44 |
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Licensee
| Name | MCI WORLDCOM NETWORK SERVICES INC |
|---|
| 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 |
|---|
| 1 | 2 | FXO | 6197.20000000 | | | | | |
| 1 | 1 | FXO | 6197.24000000 | | | | | |
| 1 | 4 | FXO | 6226.89000000 | | | | | |
| 1 | 5 | FXO | 6226.90000000 | | | | | |
| 1 | 2 | FXO | 6256.50000000 | | | | | |
| 1 | 1 | FXO | 6256.54000000 | | | | | |
| 1 | 4 | FXO | 6286.19000000 | | | | | |
| 1 | 5 | FXO | 6286.20000000 | | | | | |
| 1 | 2 | FXO | 6315.80000000 | | | | | |
| 1 | 1 | FXO | 6315.84000000 | | | | | |
| 1 | 5 | FXO | 6345.50000000 | | | | | |
| 1 | 1 | FXO | 6375.14000000 | | | | | |
| 1 | 2 | FXO | 6375.20000000 | | | | | |
| 1 | 4 | FXO | 6404.79000000 | | | | | |
| 1 | 5 | FXO | 6404.80000000 | | | | | |
| 1 | 3 | FXO | 11225.00000000 | | | | | |
| 1 | 4 | FXO | 11225.00000000 | | | | | |
| 1 | 3 | FXO | 11285.00000000 | | | | | |
| 1 | 5 | FXO | 11285.00000000 | | | | | |
| 1 | 2 | FXO | 11325.00000000 | | | | | |
| 1 | 6 | FXO | 11325.00000000 | | | | | |
| 1 | 3 | FXO | 11365.00000000 | | | | | |
| 1 | 5 | FXO | 11365.00000000 | | | | | |
| 1 | 1 | FXO | 11425.00000000 | | | | | |
| 1 | 6 | FXO | 11425.00000000 | | | | | |
| 1 | 1 | FXO | 11505.00000000 | | | | | |
| 1 | 6 | FXO | 11505.00000000 | | | | | |
| 1 | 3 | FXO | 11545.00000000 | | | | | |
| 1 | 4 | FXO | 11545.00000000 | | | | | |
| 1 | 6 | FXO | 11585.00000000 | | | | | |
| 1 | 1 | FXO | 11585.00100000 | | | | | |
| 1 | 1 | FXO | 11665.00000000 | | | | | |
| 1 | 6 | FXO | 11665.00000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | RIGGS RD AND FIRST PLACE NE, WASHINGTON, DC | 38.95508333, -77.00386111 | 63.100 m | | 86.300 m overall | |
| 2 | R | | 38.86344444, -77.05775000 | 14.300 m | | | |
| 3 | R | | 39.14147222, -76.75188889 | 93.900 m | | | |
| 4 | R | | 38.90427778, -77.04302778 | 16.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | | 46.4000 | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | R | | | | | | | |
| 1 | 4 | R | | | | | | | |
| 2 | 1 | T | | | V | | 204.6000 | | |
| 2 | 2 | R | | | | | | | |
| 2 | 3 | R | | | | | | | |
| 2 | 4 | R | | | | | | | |
| 3 | 1 | T | | | H | | 211.1000 | | |
| 4 | 1 | T | | | H | | 46.4000 | | |
| 5 | 1 | T | | | H | | 204.6000 | | |
| 6 | 1 | T | | | V | | 211.1000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-13 | WIU86 | LICCNV |
| 1997-10-29 | WIU86 | LICAN |
| 1997-06-13 | WIU86 | COR |
| 1991-04-01 | WIU86 | LIREN |
| 1986-05-26 | WIU86 | LIMOD |
| 1986-04-30 | WIU86 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 986772 | 2026-08-02 02:47:44 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WIU86 | ULS 986772 | 2026-08-02 02:47:44 |
| Status | C | ULS 986772 | 2026-08-02 02:47:44 |
| Service | CF | ULS 986772 | 2026-08-02 02:47:44 |
| Grant Date | 1991-04-01 | ULS 986772 | 2026-08-02 02:47:44 |
| Expiration Date | 2001-02-01 | ULS 986772 | 2026-08-02 02:47:44 |
| Cancellation Date | 1997-10-29 | ULS 986772 | 2026-08-02 02:47:44 |