Universal Licensing System
WLW257
AT&T COMMUNICATIONS OF THE MOUNTAIN STATES INC
License details
| ULS identifier | 999954 |
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| Call sign | WLW257 |
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| Radio service | CF |
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| Status | C |
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| Grant date | 1996-05-28 |
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| Expiration | 2000-02-01 |
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| Cancellation | 1998-11-04 |
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| Frequency range | 10795 - 10955 MHz (2 frequencies) |
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| Locations | 3 |
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| Representative location | AURORA, DENVER, CO |
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| Coordinates | 39.6608056, -104.8494167 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:48:04 |
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Licensee
| Name | AT&T COMMUNICATIONS OF THE MOUNTAIN STATES INC |
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| Applicant type | C |
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| Location | ATLANTA, GA |
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| Address | 1200 PEACHTREE NE 15W27, ATLANTA, GA, 30309 |
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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 | FXO | 10795.00000000 | | | | | |
| 1 | 1 | FXO | 10955.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10795.00000000 | | 40M0A7W |
| 1 | 1 | 10955.00000000 | | 40M0A7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 11900 E CORNELL AVE, AURORA, DENVER, CO | 39.66080556, -104.84941667 | 1722.100 m | | 11.600 m structure / 11.600 m overall | |
| 2 | R | | 39.74525000, -104.99608333 | 1590.400 m | | | |
| 3 | P | | 39.63275000, -104.89747222 | 1709.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | | H | 48.4000 | 233.0000 | | |
| 1 | 2 | R | | | | 48.4000 | | | |
| 1 | 3 | P | | | H | | 325.9000 | | |
License history
| Date | File or call sign | Action |
|---|
| 1999-08-14 | WLW257 | LICCNV |
| 1998-11-04 | WLW257 | LICAN |
| 1998-05-14 | WLW257 | COR |
| 1997-08-12 | WLW257 | COR |
| 1996-05-28 | WLW257 | LIMOD |
| 1993-11-22 | WLW257 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 999954 | 2026-08-02 02:48:04 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WLW257 | ULS 999954 | 2026-08-02 02:48:04 |
| Status | C | ULS 999954 | 2026-08-02 02:48:04 |
| Service | CF | ULS 999954 | 2026-08-02 02:48:04 |
| Grant Date | 1996-05-28 | ULS 999954 | 2026-08-02 02:48:04 |
| Expiration Date | 2000-02-01 | ULS 999954 | 2026-08-02 02:48:04 |
| Cancellation Date | 1998-11-04 | ULS 999954 | 2026-08-02 02:48:04 |