Universal Licensing System
WLT453
MCI WORLDCOM Network Services, Inc.
License details
| ULS identifier | 998270 |
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| Call sign | WLT453 |
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| Radio service | CF |
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| Status | E |
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| Grant date | 1994-12-12 |
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| Expiration | 2001-02-01 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 6152.8 - 11605 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | SANTA BARBARA, CA |
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| Coordinates | 35.0500000, -120.0409722 |
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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 | 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 |
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| 1 | 1 | FXO | 6152.80000000 | | | | | |
| 1 | 2 | FXO | 11525.00000000 | | | | | |
| 1 | 2 | FXO | 11605.00000000 | | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SANTA BARBARA, CA | 35.05000000, -120.04097222 | 1191.200 m | | 4.600 m overall | |
| 2 | R | | 35.39469444, -120.70794444 | 835.200 m | | | |
| 3 | R | | 34.90997222, -120.18652778 | 991.500 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | | 302.4000 | | |
| 1 | 2 | R | | | | | | | |
| 1 | 3 | R | | | | | | | |
| 2 | 1 | T | | | V | | 220.6000 | | |
License history
| Date | File or call sign | Action |
|---|
| 2001-05-06 | WLT453 | LIEXP |
| 2000-11-13 | WLT453 | LETRES |
| 2000-02-26 | WLT453 | LIASS |
| 1999-08-14 | WLT453 | LICCNV |
| 1999-07-27 | WLT453 | COR |
| 1998-01-29 | WLT453 | LIASS |
| 1994-12-12 | WLT453 | LIASS |
| 1993-06-28 | WLT453 | LITRAN |
| 1993-03-13 | WLT453 | LITRAN |
| 1991-09-06 | WLT453 | LITRAN |
| 1991-04-24 | WLT453 | LIREN |
| 1990-11-05 | WLT453 | APGRT |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 998270 | 2026-08-02 02:45:12 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLT453 | ULS 998270 | 2026-08-02 02:45:12 |
| Status | E | ULS 998270 | 2026-08-02 02:45:12 |
| Service | CF | ULS 998270 | 2026-08-02 02:45:12 |
| Grant Date | 1994-12-12 | ULS 998270 | 2026-08-02 02:45:12 |
| Expiration Date | 2001-02-01 | ULS 998270 | 2026-08-02 02:45:12 |
| Cancellation Date | 2001-05-06 | ULS 998270 | 2026-08-02 02:45:12 |