Universal Licensing System
WPKI286
COASTLINE GEOPHYSICAL INC
License details
| ULS identifier | 1746921 |
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| Call sign | WPKI286 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 1997-02-27 |
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| Expiration | 2002-02-27 |
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| Cancellation | 2002-05-05 |
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| Frequency range | 457.525 - 469.55 MHz (12 frequencies) |
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| Locations | 2 |
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| Representative location | GM |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:29:01 |
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Licensee
| Name | COASTLINE GEOPHYSICAL INC |
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| Applicant type | C |
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| Location | HOUSTON, TX |
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| Address | 9800 RICHMOND STE 300, HOUSTON, TX, 77042 |
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| Phone | 7139537982 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 457.52500000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 457.55000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 457.60000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 460.95000000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MOI | 464.50000000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MOI | 464.55000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 467.75000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 467.77500000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 467.80000000 | | | 2.000000 | 2.000000 | |
| 2 | 1 | MO | 467.82500000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MOI | 469.50000000 | | | 2.000000 | 2.000000 | |
| 1 | 1 | MOI | 469.55000000 | | | 2.000000 | 2.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 457.52500000 | | 20K0F3E |
| 2 | 1 | 457.55000000 | | 20K0F3E |
| 2 | 1 | 457.60000000 | | 20K0F3E |
| 2 | 1 | 460.95000000 | | 20K0F3E |
| 1 | 1 | 464.50000000 | | 20K0F3E |
| 1 | 1 | 464.55000000 | | 20K0F3E |
| 2 | 1 | 467.75000000 | | 20K0F3E |
| 2 | 1 | 467.77500000 | | 20K0F3E |
| 2 | 1 | 467.80000000 | | 20K0F3E |
| 2 | 1 | 467.82500000 | | 20K0F3E |
| 1 | 1 | 469.50000000 | | 20K0F3E |
| 1 | 1 | 469.55000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | GM | | | | | |
| 2 | T | GM | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 9800 RICHMOND STE 300, HOUSTON, TX | | 7139537982 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-05 | WPKI286 | LIEXP |
| 2001-12-03 | WPKI286 | LETRES |
| 2000-11-23 | WPKI286 | LICCNV |
| 1997-02-27 | WPKI286 | LIISS |
| 1997-02-27 | WPKI286 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1746921 | 2026-08-02 01:29:01 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPKI286 | ULS 1746921 | 2026-08-02 01:29:01 |
| Status | E | ULS 1746921 | 2026-08-02 01:29:01 |
| Service | IG | ULS 1746921 | 2026-08-02 01:29:01 |
| Grant Date | 1997-02-27 | ULS 1746921 | 2026-08-02 01:29:01 |
| Expiration Date | 2002-02-27 | ULS 1746921 | 2026-08-02 01:29:01 |
| Cancellation Date | 2002-05-05 | ULS 1746921 | 2026-08-02 01:29:01 |