Universal Licensing System
WPRK557
License details
| ULS identifier | 1832205 |
|---|---|
| Call sign | WPRK557 |
| Radio service | IG |
| Status | A |
| Grant date | 2025-09-19 |
| Expiration | 2035-10-31 |
| Frequency range | 160.23 - 160.785 MHz (3 frequencies) |
| Locations | 2 |
| Representative location | BEDFORD PARK, COOK, IL |
| Coordinates | 41.7758611, -87.8141944 |
| Source archive | l_LMpriv.zip |
| Dataset refreshed | 2026-08-02 01:11:21 |
Licensee
| Name | CSX Transportation Inc |
|---|---|
| Applicant type | C |
| FRN | 0002036325 |
| Location | JACKSONVILLE, FL |
| Address | 6735 Southpoint Dr. S, Suite 400, JACKSONVILLE, FL, 32216 |
| Phone | 9042796938 |
| [email protected] |
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | FB | 160.23000000 | 20.000000 | 36.000000 | |||
| 2 | 1 | FB | 160.23000000 | 20.000000 | 36.000000 | |||
| 3 | 1 | FB | 160.23000000 | 20.000000 | 36.000000 | |||
| 4 | 1 | FB | 160.23000000 | 45.000000 | 45.000000 | |||
| 5 | 1 | FB | 160.23000000 | 45.000000 | 45.000000 | |||
| 1 | 1 | FB | 160.32000000 | 20.000000 | 36.000000 | |||
| 2 | 1 | FB | 160.32000000 | 20.000000 | 36.000000 | |||
| 3 | 1 | FB | 160.32000000 | 20.000000 | 36.000000 | |||
| 1 | 1 | FB | 160.78500000 | 20.000000 | 36.000000 | |||
| 2 | 1 | FB | 160.78500000 | 20.000000 | 36.000000 | |||
| 3 | 1 | FB | 160.78500000 | 20.000000 | 36.000000 | |||
| 4 | 1 | FB | 160.78500000 | 45.000000 | 45.000000 | |||
| 5 | 1 | FB | 160.78500000 | 45.000000 | 45.000000 |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|---|---|---|---|
| 1 | 1 | 160.23000000 | 11K2F3E | |
| 2 | 1 | 160.23000000 | 11K2F3E | |
| 3 | 1 | 160.23000000 | 11K2F3E | |
| 4 | 1 | 160.23000000 | 11K2F3E | |
| 5 | 1 | 160.23000000 | 11K2F3E | |
| 1 | 1 | 160.32000000 | 11K2F3E | |
| 2 | 1 | 160.32000000 | 11K2F3E | |
| 3 | 1 | 160.32000000 | 11K2F3E | |
| 1 | 1 | 160.78500000 | 11K2F3E | |
| 2 | 1 | 160.78500000 | 11K2F3E | |
| 3 | 1 | 160.78500000 | 11K2F3E | |
| 4 | 1 | 160.78500000 | 11K2F3E | |
| 5 | 1 | 160.78500000 | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|---|---|---|---|---|---|---|
| 1 | T | 479 NW OF STATE ST XING CSXT, CHICAGO, COOK, IL | 41.63141667, -87.54894444 | 178.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 2 | T | 829 SE OF VERMONT RD XING CSXT, BLUE ISLAND, COOK, IL | 41.65308333, -87.68755556 | 181.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 3 | T | 981 NW OF CHICAGO AVE XING CSXT, CALUMET CITY, COOK, IL | 41.63086111, -87.52588889 | 179.000 m | POLE | 14.000 m structure / 17.000 m overall | N |
| 4 | T | 50FT SE OF INT OF ARCHER AVE IHB RR TRACKS, BEDFORD PARK, COOK, IL | 41.77586111, -87.81419444 | 182.900 m | BANT | 7.300 m structure / 9.100 m overall | N |
| 5 | T | 1800FT SE OF INT OF JOLIET RD & IHB RR TRACKS, MCCOOK, COOK, IL | 41.78936111, -87.83477778 | 182.000 m | TOWER | 6.100 m structure / 7.900 m overall | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | T | 17.000 m | 12.000 | |||||
| 1 | 2 | T | 17.000 m | 8.000 | |||||
| 1 | 3 | T | 17.000 m | 15.000 | |||||
| 1 | 4 | T | 7.300 m | V | 0.0000 | 360.0000 | -2.600 | ||
| 1 | 5 | T | 6.100 m | V | 0.0000 | 360.0000 | -6.100 |
Control points
| Number | Address | County | Phone |
|---|---|---|---|
| 1 | DISPATCHER CTR 3019 WARRINGTON ST, JACKSONVILLE, FL | 9043882180 | |
| 2 | 31 E GEORGIA ST, INDIANAPOLIS, IN | MARION | 3172674924 |
Special conditions
| Type | Condition code |
|---|---|
| P | 4020 |
License history
| Date | File or call sign | Action |
|---|---|---|
| 2025-09-19 | WPRK557 | LIREN |
| 2025-08-04 | WPRK557 | LETRES |
| 2024-08-06 | WPRK557 | LIAUA |
| 2023-11-01 | WPRK557 | LIAUA |
| 2021-10-06 | WPRK557 | LIAUA |
| 2019-07-13 | WPRK557 | LIAUA |
| 2015-08-06 | WPRK557 | LIREN |
| 2015-08-04 | WPRK557 | ESUAPR |
| 2013-04-25 | WPRK557 | LIMOD |
| 2007-07-10 | WPRK557 | LIMOD |
| 2005-09-07 | WPRK557 | LIREN |
| 2005-09-06 | WPRK557 | ESUAPR |
| 2005-08-08 | WPRK557 | LETRES |
| 2005-03-15 | WPRK557 | LIAUA |
| 2005-03-14 | WPRK557 | ESCAPR |
| 2002-01-22 | WPRK557 | AUDOPR |
| 2000-11-23 | WPRK557 | LICCNV |
| 2000-10-31 | WPRK557 | AUTHPR |
| 2000-10-31 | WPRK557 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | 1832205 | 2026-08-02 01:11:21 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Call Sign | WPRK557 | ULS 1832205 | 2026-08-02 01:11:21 |
| Status | A | ULS 1832205 | 2026-08-02 01:11:21 |
| Service | IG | ULS 1832205 | 2026-08-02 01:11:21 |
| Grant Date | 2025-09-19 | ULS 1832205 | 2026-08-02 01:11:21 |
| Expiration Date | 2035-10-31 | ULS 1832205 | 2026-08-02 01:11:21 |