Universal Licensing System
WPKX357
MCI WORLDCOM NETWORK SERVICES, INC
License details
| ULS identifier | 1752987 |
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| Call sign | WPKX357 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-08-29 |
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| Expiration | 2002-08-29 |
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| Cancellation | 2002-12-29 |
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| Frequency range | 154.57 MHz |
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| Locations | 1 |
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| Representative location | DENVER, CO |
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| Coordinates | 39.7500000, -105.0005278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:17:17 |
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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 |
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| 1 | 1 | MO | 154.57000000 | | | 2.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
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| 1 | 1 | 154.57000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | DENVER, CO | 39.75000000, -105.00052778 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 707 17TH ST, DENVER, CO | | 3032940005 |
License history
| Date | File or call sign | Action |
|---|
| 2002-12-29 | WPKX357 | LIEXP |
| 2002-11-07 | WPKX357 | COR |
| 2002-06-03 | WPKX357 | LETRES |
| 2002-02-26 | WPKX357 | AUDOPR |
| 2001-03-07 | WPKX357 | LIAUA |
| 2000-11-23 | WPKX357 | LICCNV |
| 2000-01-05 | WPKX357 | AUTHPR |
| 1998-09-14 | WPKX357 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1752987 | 2026-08-02 01:17:17 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPKX357 | ULS 1752987 | 2026-08-02 01:17:17 |
| Status | E | ULS 1752987 | 2026-08-02 01:17:17 |
| Service | IG | ULS 1752987 | 2026-08-02 01:17:17 |
| Grant Date | 1997-08-29 | ULS 1752987 | 2026-08-02 01:17:17 |
| Expiration Date | 2002-08-29 | ULS 1752987 | 2026-08-02 01:17:17 |
| Cancellation Date | 2002-12-29 | ULS 1752987 | 2026-08-02 01:17:17 |