Universal Licensing System
WPNA921
Norfolk Southern Railway Company
License details
| ULS identifier | 1038696 |
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| Call sign | WPNA921 |
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| Radio service | MG |
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| Status | E |
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| Grant date | 2001-06-28 |
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| Expiration | 2011-07-09 |
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| Cancellation | 2011-09-10 |
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| Frequency range | 10552.5 MHz |
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| Locations | 1 |
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| Representative location | CHICAGO, COOK, IL |
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| Coordinates | 41.7966944, -87.6394722 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:45:31 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 10552.50000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 10552.50000000 | | 5M00D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 51ST ST RR YARD @ 51ST ST .4 MI W OF IH90, CHICAGO, COOK, IL | 41.79669444, -87.63947222 | 185.900 m | | 39.600 m overall | |
| 2 | R | | 41.77280556, -87.61613889 | 183.800 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 40.0000 | 143.8000 | | |
| 1 | 2 | R | | | | 40.0000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2011-09-10 | WPNA921 | LIEXP |
| 2011-04-18 | WPNA921 | LETRES |
| 2007-02-21 | WPNA921 | LIAUA |
| 2007-02-20 | WPNA921 | ESUAPR |
| 2004-08-27 | WPNA921 | LIASS |
| 2004-06-29 | WPNA921 | LTSAPR |
| 2001-06-28 | WPNA921 | LIREN |
| 2001-04-16 | WPNA921 | LETRES |
| 1999-08-14 | WPNA921 | LICCNV |
| 1999-03-03 | WPNA921 | LIASS |
| 1996-07-09 | WPNA921 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1038696 | 2026-08-02 02:45:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPNA921 | ULS 1038696 | 2026-08-02 02:45:31 |
| Status | E | ULS 1038696 | 2026-08-02 02:45:31 |
| Service | MG | ULS 1038696 | 2026-08-02 02:45:31 |
| Grant Date | 2001-06-28 | ULS 1038696 | 2026-08-02 02:45:31 |
| Expiration Date | 2011-07-09 | ULS 1038696 | 2026-08-02 02:45:31 |
| Cancellation Date | 2011-09-10 | ULS 1038696 | 2026-08-02 02:45:31 |