Universal Licensing System
WRXN556
Chevron USA Inc.
License details
| ULS identifier | 4774637 |
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| Call sign | WRXN556 |
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| Radio service | MC |
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| Status | E |
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| Grant date | 2023-06-02 |
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| Expiration | 2023-11-29 |
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| Cancellation | 2024-02-03 |
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| Frequency range | 156.45 - 156.9 MHz (4 frequencies) |
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| Locations | 1 |
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| Representative location | Offshore, GULF OF MEXICO, GM |
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| Coordinates | 29.1634444, -87.9877500 |
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| Source archive | l_coast.zip |
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| Dataset refreshed | 2026-08-02 02:08:24 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FCL | 156.45000000 | | | 5.000000 | | |
| 1 | 1 | FCL | 156.50000000 | | | 5.000000 | | |
| 1 | 1 | FCL | 156.80000000 | | | 5.000000 | | |
| 1 | 1 | FCL | 156.90000000 | | | 5.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 156.45000000 | | 16K0F3E |
| 1 | 1 | 156.50000000 | | 16K0F3E |
| 1 | 1 | 156.80000000 | | 16K0F3E |
| 1 | 1 | 156.90000000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | NEPTUNE SPAR VIOSCA KNOLL BLOCK 826, Offshore, GULF OF MEXICO, GM | 29.16344444, -87.98775000 | 0.000 m | RIG | 20.000 m structure / 20.000 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 6.100 m | | | | | |
License history
| Date | File or call sign | Action |
|---|
| 2024-02-03 | WRXN556 | LIEXP |
| 2023-06-02 | WRXN556 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4774637 | 2026-08-02 02:08:24 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRXN556 | ULS 4774637 | 2026-08-02 02:08:24 |
| Status | E | ULS 4774637 | 2026-08-02 02:08:24 |
| Service | MC | ULS 4774637 | 2026-08-02 02:08:24 |
| Grant Date | 2023-06-02 | ULS 4774637 | 2026-08-02 02:08:24 |
| Expiration Date | 2023-11-29 | ULS 4774637 | 2026-08-02 02:08:24 |
| Cancellation Date | 2024-02-03 | ULS 4774637 | 2026-08-02 02:08:24 |