Universal Licensing System
WIL721
Columbia Gulf Transmission Company
License details
| ULS identifier | 1840280 |
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| Call sign | WIL721 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1999-03-07 |
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| Expiration | 2004-03-07 |
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| Cancellation | 2004-05-16 |
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| Frequency range | 490.975 MHz |
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| Locations | 2 |
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| Representative location | OFFSHORE LA, GM |
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| Coordinates | 28.5905278, -92.4665278 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:18:16 |
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Licensee
| Name | Columbia Gulf Transmission Company |
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| Applicant type | C |
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| FRN | 0001684729 |
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| Location | Columbus, OH |
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| Address | 1600 Dublin Road, Columbus, OH, 432162318 |
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| Phone | 6144811350 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 490.97500000 | | | 30.000000 | 30.000000 | |
| 2 | 1 | MO | 490.97500000 | | | 2.500000 | 2.500000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 490.97500000 | | 20K0F3E |
| 2 | 1 | 490.97500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | VERMILION AREA 245 140 MI SW OF MORGAN CITY, OFFSHORE LA, GM | 28.59052778, -92.46652778 | 0.000 m | | 27.000 m structure / 27.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 58.000 m | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 3372237383 |
License history
| Date | File or call sign | Action |
|---|
| 2004-05-16 | WIL721 | LIEXP |
| 2003-12-15 | WIL721 | LETRES |
| 2002-01-18 | WIL721 | AUDOPR |
| 2001-08-25 | WIL721 | LIAUA |
| 2000-11-23 | WIL721 | LICCNV |
| 2000-09-07 | WIL721 | AUTHPR |
| 2000-06-29 | WIL721 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1840280 | 2026-08-02 01:18:16 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WIL721 | ULS 1840280 | 2026-08-02 01:18:16 |
| Status | E | ULS 1840280 | 2026-08-02 01:18:16 |
| Service | IG | ULS 1840280 | 2026-08-02 01:18:16 |
| Grant Date | 1999-03-07 | ULS 1840280 | 2026-08-02 01:18:16 |
| Expiration Date | 2004-03-07 | ULS 1840280 | 2026-08-02 01:18:16 |
| Cancellation Date | 2004-05-16 | ULS 1840280 | 2026-08-02 01:18:16 |