Universal Licensing System
WHD581
MOBIL OIL TELCOMM LIMITED
License details
| ULS identifier | 1975667 |
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| Call sign | WHD581 |
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| Radio service | MC |
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| Status | E |
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| Grant date | 2000-08-08 |
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| Expiration | 1999-08-08 |
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| Cancellation | 2001-05-06 |
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| Frequency range | 156.45 - 156.9 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | OFFSHORE, GM |
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| Coordinates | 30.2549167, -88.0522222 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:46 |
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Licensee
| Name | MOBIL OIL TELCOMM LIMITED |
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| Applicant type | C |
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| Location | HOUSTON, TX |
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| Address | FANNIN BLDG RM 1619, HOUSTON, TX, 772104276 |
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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 | FCL | 156.45000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 50.000000 | | |
| 1 | 1 | FCL | 156.90000000 | | | 50.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
| 1 | 1 | 156.90000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | MOBILE BAY BLOCK 76 AUX LOWER MOBILE BAY, OFFSHORE, GM | 30.25491667, -88.05222222 | | B | 46.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 30.000 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2011-12-07 | WHD581 | LTSFND |
| 2011-12-06 | WHD581 | EFCFND |
| 2011-12-01 | WHD581 | ESCFND |
| 2001-05-06 | WHD581 | LIEXP |
| 2001-04-27 | WHD581 | LICCNV |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1975667 | 2026-08-02 02:08:46 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WHD581 | ULS 1975667 | 2026-08-02 02:08:46 |
| Status | E | ULS 1975667 | 2026-08-02 02:08:46 |
| Service | MC | ULS 1975667 | 2026-08-02 02:08:46 |
| Grant Date | 2000-08-08 | ULS 1975667 | 2026-08-02 02:08:46 |
| Expiration Date | 1999-08-08 | ULS 1975667 | 2026-08-02 02:08:46 |
| Cancellation Date | 2001-05-06 | ULS 1975667 | 2026-08-02 02:08:46 |