Universal Licensing System
KMB312
NEXTEL LICENSE HOLDINGS 4, INC.
License details
| ULS identifier | 1112402 |
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| Call sign | KMB312 |
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| Radio service | GX |
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| Status | C |
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| Grant date | 2004-07-20 |
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| Expiration | 2014-07-11 |
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| Cancellation | 2011-01-11 |
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| Frequency range | 806 - 852.2625 MHz (3 frequencies) |
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| Locations | 1 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.8789167, -87.6361667 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-02 00:43:08 |
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Licensee
| Name | NEXTEL LICENSE HOLDINGS 4, INC. |
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| Applicant type | C |
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| Location | Reston, VA |
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| Address | 12502 Sunrise Valley Drive, M/S: VARESA0209, Reston, VA, 20196 |
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| Phone | 7034334000 |
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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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| 2 | 1 | MO | 806.00000000 | 821.00000000 | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2C | 852.26250000 | | | 90.000000 | 44.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 806.00000000 | | 20K0F2D |
| 2 | 1 | 806.00000000 | | 20K0W7W |
| 2 | 1 | 806.00000000 | | 20K0F3E |
| 1 | 1 | 852.26250000 | | 20K0F3E |
| 1 | 1 | 852.26250000 | | 20K0W7W |
| 1 | 1 | 852.26250000 | | 20K0F2D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SEARS TOWER, CHICAGO, COOK, IL | 41.87891667, -87.63616667 | 174.000 m | B | 436.000 m structure / 436.000 m overall | N |
| 2 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 366.000 m | | | | 369.000 | |
| 1 | 2 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 2001 EDMUND HALLEY DR, RESTON, VA | | 7034334000 |
License history
| Date | File or call sign | Action |
|---|
| 2011-01-12 | KMB312 | LICAN |
| 2010-11-19 | KMB312 | LTSAPR |
| 2010-11-18 | KMB312 | LIAUA |
| 2005-08-12 | KMB312 | LITRAN |
| 2004-07-20 | KMB312 | LIREN |
| 2004-04-26 | KMB312 | LETRES |
| 2003-04-05 | KMB312 | LITRAN |
| 2002-01-23 | KMB312 | LIAUA |
| 2000-09-15 | KMB312 | LICCNV |
| 2000-01-27 | KMB312 | AUTHPR |
| 2000-01-27 | KMB312 | LIASS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1112402 | 2026-08-02 00:43:08 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KMB312 | ULS 1112402 | 2026-08-02 00:43:08 |
| Status | C | ULS 1112402 | 2026-08-02 00:43:08 |
| Service | GX | ULS 1112402 | 2026-08-02 00:43:08 |
| Grant Date | 2004-07-20 | ULS 1112402 | 2026-08-02 00:43:08 |
| Expiration Date | 2014-07-11 | ULS 1112402 | 2026-08-02 00:43:08 |
| Cancellation Date | 2011-01-11 | ULS 1112402 | 2026-08-02 00:43:08 |