Universal Licensing System
WHO509
MCI WORLDCOM NETWORK SERVICES, INC
License details
| ULS identifier | 983488 |
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| Call sign | WHO509 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 2001-01-03 |
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| Expiration | 2011-02-01 |
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| Cancellation | 2002-08-15 |
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| Frequency range | 6226.89 - 6404.79 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | SPRINGFIELD, GREENE, MO |
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| Coordinates | 37.2091944, -93.2901667 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:12 |
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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 BLVD 2865/642, RICHARDSON, TX, 75082 |
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| Phone | 9726565287 |
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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 | 6226.89000000 | | | | | |
| 1 | 1 | FXO | 6286.19000000 | | | | | |
| 1 | 1 | FXO | 6345.49000000 | | | | | |
| 1 | 2 | FXO | 6375.14000000 | | | | | |
| 1 | 1 | FXO | 6404.79000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 6226.89000000 | | 30M0D7W |
| 1 | 1 | 6286.19000000 | | 30M0D7W |
| 1 | 1 | 6345.49000000 | | 30M0D7W |
| 1 | 2 | 6375.14000000 | | 30M0D7W |
| 1 | 1 | 6404.79000000 | | 30M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 333 E PARK PLAZA, SPRINGFIELD, GREENE, MO | 37.20919444, -93.29016667 | 398.100 m | | 49.700 m overall | |
| 2 | R | | 37.28391667, -93.68880556 | 371.900 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | H | 43.2000 | 283.3000 | | |
| 1 | 2 | R | | | | 43.2000 | | | |
| 2 | 1 | T | | | V | 43.2000 | 283.3000 | | |
| 2 | 2 | R | | | | 43.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2002-08-16 | WHO509 | LICAN |
| 2001-03-07 | WHO509 | LIAUA |
| 2001-01-03 | WHO509 | LIREN |
| 2000-11-13 | WHO509 | LETRES |
| 1999-08-13 | WHO509 | LICCNV |
| 1999-02-11 | WHO509 | LITRAN |
| 1993-09-16 | WHO509 | LIMOD |
| 1992-01-21 | WHO509 | LIMOD |
| 1991-04-01 | WHO509 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 983488 | 2026-08-02 02:45:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHO509 | ULS 983488 | 2026-08-02 02:45:12 |
| Status | C | ULS 983488 | 2026-08-02 02:45:12 |
| Service | CF | ULS 983488 | 2026-08-02 02:45:12 |
| Grant Date | 2001-01-03 | ULS 983488 | 2026-08-02 02:45:12 |
| Expiration Date | 2011-02-01 | ULS 983488 | 2026-08-02 02:45:12 |
| Cancellation Date | 2002-08-15 | ULS 983488 | 2026-08-02 02:45:12 |