Universal Licensing System
WNKZ257
Nextel License Holdings 4, Inc
License details
| ULS identifier | 1580593 |
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| Call sign | WNKZ257 |
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| Radio service | GX |
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| Status | C |
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| Grant date | 1999-11-18 |
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| Expiration | 2005-01-12 |
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| Cancellation | 2003-07-23 |
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| Frequency range | 806 - 855.5125 MHz (3 frequencies) |
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| Locations | 3 |
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| Representative location | MOKENA, WILL, IL |
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| Coordinates | 41.5364167, -87.8547778 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-09 01:02:15 |
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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 | 2001 Edmund Halley Drive, Reston, VA, 20191 |
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| Phone | 7034334000 |
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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 |
|---|
| 5 | 1 | MO | 806.00000000 | 821.00000000 | | 100.000000 | 100.000000 | |
| 1 | 1 | FB2C | 855.51250000 | | | 70.000000 | 220.000000 | |
| 2 | 1 | FB2C | 855.51250000 | | | 70.000000 | 210.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 5 | 1 | 806.00000000 | | 20K0F3E |
| 5 | 1 | 806.00000000 | | 20K0W7W |
| 5 | 1 | 806.00000000 | | 20K0F2D |
| 1 | 1 | 855.51250000 | | 20K0W7W |
| 1 | 1 | 855.51250000 | | 20K0F2D |
| 1 | 1 | 855.51250000 | | 20K0F3E |
| 2 | 1 | 855.51250000 | | 20K0F2D |
| 2 | 1 | 855.51250000 | | 20K0F3E |
| 2 | 1 | 855.51250000 | | 20K0W7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 19418 S 97TH AVE, MOKENA, WILL, IL | 41.53641667, -87.85477778 | 216.000 m | TOWER | 151.000 m structure / 151.000 m overall | N |
| 2 | T | 699 GREEN GARDEN PL, LOCKPORT, WILL, IL | 41.56586111, -88.06227778 | 150.000 m | TOWER | 150.000 m structure / 150.000 m overall | N |
| 5 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 151.000 m | | | | 168.000 | |
| 1 | 2 | T | | 150.000 m | | | | 134.000 | |
| 1 | 5 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 933 W JEFFERSON ST, JOLIET, IL | | 8157234981 |
License history
| Date | File or call sign | Action |
|---|
| 2003-07-24 | WNKZ257 | LICAN |
| 2002-10-15 | WNKZ257 | LETCNS |
| 2002-01-23 | WNKZ257 | LIAUA |
| 2002-01-15 | WNKZ257 | LIMOD |
| 2001-10-05 | WNKZ257 | LIASS |
| 2000-11-22 | WNKZ257 | LICCNV |
| 1999-11-18 | WNKZ257 | LIREN |
| 1999-11-18 | WNKZ257 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1580593 | 2026-08-09 01:02:15 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WNKZ257 | ULS 1580593 | 2026-08-09 01:02:15 |
| Status | C | ULS 1580593 | 2026-08-09 01:02:15 |
| Service | GX | ULS 1580593 | 2026-08-09 01:02:15 |
| Grant Date | 1999-11-18 | ULS 1580593 | 2026-08-09 01:02:15 |
| Expiration Date | 2005-01-12 | ULS 1580593 | 2026-08-09 01:02:15 |
| Cancellation Date | 2003-07-23 | ULS 1580593 | 2026-08-09 01:02:15 |