Universal Licensing System
KNNV297
MCI Communications Inc
License details
| ULS identifier | 1877745 |
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| Call sign | KNNV297 |
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| Radio service | IG |
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| Status | C |
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| Grant date | 2011-05-13 |
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| Expiration | 2021-05-10 |
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| Cancellation | 2012-05-23 |
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| Frequency range | 451.4 - 467.525 MHz (4 frequencies) |
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| Locations | 3 |
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| Representative location | GLENWOOD SPRINGS, GARFIELD, CO |
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| Coordinates | 39.5433056, -107.2975556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:13:20 |
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Licensee
| Name | MCI Communications Inc |
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| Applicant type | C |
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| Location | Irving, TX |
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| Address | 600 Hidden Ridge, Irving, TX, 75015 |
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| Phone | 9727184599 |
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| Email | [email protected] |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FX2 | 451.40000000 | | | 4.000000 | 23.000000 | |
| 2 | 1 | FX1 | 456.40000000 | | | 4.000000 | 22.000000 | |
| 1 | 2 | FB2C | 462.52500000 | | | 85.000000 | 484.000000 | |
| 3 | 1 | MO | 462.52500000 | | | 40.000000 | | |
| 3 | 1 | MO | 467.52500000 | | | 40.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.40000000 | | 20K0F3E |
| 2 | 1 | 456.40000000 | | 20K0F3E |
| 1 | 2 | 462.52500000 | | 20K0F3E |
| 3 | 1 | 462.52500000 | | 20K0F3E |
| 3 | 1 | 467.52500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | LOOKOUT MOUNTAIN 2.5 MI SE, GLENWOOD SPRINGS, GARFIELD, CO | 39.54330556, -107.29755556 | 2445.000 m | TOWER | 24.000 m structure / 24.000 m overall | N |
| 2 | T | 1400 DEVEREUX RD, GLENWOOD SPRINGS, GARFIELD, CO | 39.55775000, -107.34311111 | 1753.000 m | POLE | 18.000 m structure / 18.000 m overall | N |
| 3 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 16.000 m | | | | 47.000 | |
| 1 | 2 | T | | 18.000 m | | | | -613.000 | |
| 1 | 3 | T | | | | | | | |
| 2 | 1 | T | | 22.000 m | | | | 47.000 | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 24055 E 6TH AVE, AURORA, CO | | 3033447127 |
License history
| Date | File or call sign | Action |
|---|
| 2012-05-24 | KNNV297 | LICAN |
| 2012-05-23 | KNNV297 | ESUAPR |
| 2011-05-13 | KNNV297 | LIREN |
| 2011-05-09 | KNNV297 | EFUAPR |
| 2011-05-09 | KNNV297 | ESCAPR |
| 2011-05-07 | KNNV297 | ESUAPR |
| 2011-02-14 | KNNV297 | LETRES |
| 2006-01-06 | KNNV297 | LITRAN |
| 2005-12-31 | KNNV297 | LIASS |
| 2005-06-08 | KNNV297 | LIAUA |
| 2005-06-07 | KNNV297 | ESUAPR |
| 2005-05-02 | KNNV297 | ESCAPR |
| 2005-03-11 | KNNV297 | ESUAPR |
| 2004-04-20 | KNNV297 | LIASS |
| 2003-02-12 | KNNV297 | LIAUA |
| 2003-01-15 | KNNV297 | LIAUA |
| 2003-01-14 | KNNV297 | LIAUA |
| 2002-07-21 | KNNV297 | LIASS |
| 2002-02-26 | KNNV297 | AUDOPR |
| 2001-07-11 | KNNV297 | LIREN |
| 2001-03-07 | KNNV297 | LIAUA |
| 2001-02-13 | KNNV297 | LETRES |
| 2000-11-24 | KNNV297 | LICCNV |
| 2000-01-06 | KNNV297 | AUTHPR |
| 1998-09-14 | KNNV297 | LITRAN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1877745 | 2026-08-02 01:13:20 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KNNV297 | ULS 1877745 | 2026-08-02 01:13:20 |
| Status | C | ULS 1877745 | 2026-08-02 01:13:20 |
| Service | IG | ULS 1877745 | 2026-08-02 01:13:20 |
| Grant Date | 2011-05-13 | ULS 1877745 | 2026-08-02 01:13:20 |
| Expiration Date | 2021-05-10 | ULS 1877745 | 2026-08-02 01:13:20 |
| Cancellation Date | 2012-05-23 | ULS 1877745 | 2026-08-02 01:13:20 |