Universal Licensing System
WPOI463
THUMB CELLULAR LLC
License details
| ULS identifier | 193521 |
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| Call sign | WPOI463 |
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| Radio service | CL |
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| Status | E |
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| Grant date | 1999-02-25 |
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| Expiration | 2009-02-25 |
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| Cancellation | 2009-04-18 |
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| Frequency range | 835.02 - 893.97 MHz (8 frequencies) |
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| Locations | 1 |
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| Representative location | PORT AUSTIN, HURON, MI |
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| Coordinates | 44.0305556, -83.0011111 |
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| Source archive | l_cell.zip |
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| Dataset refreshed | 2026-08-02 02:07:18 |
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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 | | 835.02000000 | 844.98000000 | | | | |
| 1 | 1 | | 846.51000000 | 848.97000000 | | | | |
| 1 | 1 | | 880.02000000 | 889.98000000 | | | | |
| 1 | 1 | | 891.51000000 | 893.97000000 | | | | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 8195 VAN DYKE ROAD AT COAST GUARD STATION, PORT AUSTIN, HURON, MI | 44.03055556, -83.00111111 | 201.200 m | TOWER | 93.000 m structure / 93.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 820 JOPLLY ROAD, WILLIAMSTON, MI | INGHAM | 5174534333 |
License history
| Date | File or call sign | Action |
|---|
| 2009-04-18 | WPOI463 | LIEXP |
| 2008-12-01 | WPOI463 | LETRES |
| 2004-09-11 | WPOI463 | LIASS |
| 2004-08-15 | WPOI463 | ESUAPR |
| 1999-12-02 | WPOI463 | LITRAN |
| 1999-12-01 | WPOI463 | COR |
| 1999-12-01 | WPOI463 | AUTHPR |
| 1999-04-29 | WPOI463 | AUTHPR |
| 1999-04-20 | WPOI463 | AUTHPR |
| 1999-04-19 | WPOI463 | AUTHPR |
| 1999-04-16 | WPOI463 | AUTHPR |
| 1999-04-07 | WPOI463 | AUTHPR |
| 1999-03-30 | WPOI463 | COR |
| 1999-02-25 | WPOI463 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 193521 | 2026-08-02 02:07:14 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOI463 | ULS 193521 | 2026-08-02 02:07:18 |
| Status | E | ULS 193521 | 2026-08-02 02:07:18 |
| Service | CL | ULS 193521 | 2026-08-02 02:07:18 |
| Grant Date | 1999-02-25 | ULS 193521 | 2026-08-02 02:07:18 |
| Expiration Date | 2009-02-25 | ULS 193521 | 2026-08-02 02:07:18 |
| Cancellation Date | 2009-04-18 | ULS 193521 | 2026-08-02 02:07:18 |