Universal Licensing System
KNKM311
Southwestern Bell Telephone, L.P.
License details
| ULS identifier | 1064698 |
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| Call sign | KNKM311 |
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| Radio service | CB |
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| Status | C |
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| Grant date | 1999-02-26 |
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| Expiration | 2008-11-01 |
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| Cancellation | 2003-09-05 |
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| Frequency range | 454.625 MHz |
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| Locations | 1 |
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| Representative location | LAREDO (RIO BRAVO), WEBB, TX |
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| Coordinates | 27.3651667, -99.4760833 |
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| Source archive | l_paging.zip |
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| Dataset refreshed | 2026-08-02 02:52:20 |
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Licensee
| Name | Southwestern Bell Telephone, L.P. |
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| Applicant type | P |
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| FRN | 0002552123 |
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| Location | Dallas, TX |
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| Address | 308 S. Akard St., 3 Bell Plaza 810.C1, Dallas, TX, 752025399 |
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| Phone | 2148580830 |
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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 | FXCO | 454.62500000 | | | 5.200000 | 22.500000 | |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 10 MILES S. OF, LAREDO (RIO BRAVO), WEBB, TX | 27.36516667, -99.47608333 | 133.600 m | TOWER | 53.900 m structure / 60.000 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | DECI DB-420 | 60.000 m | V | 9.2000 | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 902 SANEDUARDO, LAREDO, TX | | |
License history
| Date | File or call sign | Action |
|---|
| 2003-09-06 | KNKM311 | LICAN |
| 2002-02-26 | KNKM311 | AUTHPR |
| 2002-02-22 | KNKM311 | LIASS |
| 1999-12-17 | KNKM311 | LIAUA |
| 1999-12-07 | KNKM311 | LIAUA |
| 1999-11-29 | KNKM311 | COR |
| 1999-02-26 | KNKM311 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1064698 | 2026-08-02 02:52:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KNKM311 | ULS 1064698 | 2026-08-02 02:52:20 |
| Status | C | ULS 1064698 | 2026-08-02 02:52:20 |
| Service | CB | ULS 1064698 | 2026-08-02 02:52:20 |
| Grant Date | 1999-02-26 | ULS 1064698 | 2026-08-02 02:52:20 |
| Expiration Date | 2008-11-01 | ULS 1064698 | 2026-08-02 02:52:20 |
| Cancellation Date | 2003-09-05 | ULS 1064698 | 2026-08-02 02:52:20 |