Universal Licensing System
WPOC481
ADDISON SCHOOL DISTRICT 4
License details
| ULS identifier | 1811767 |
|---|
| Call sign | WPOC481 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2024-03-07 |
|---|
| Expiration | 2034-04-02 |
|---|
| Frequency range | 151.745 - 468.2125 MHz (14 frequencies) |
|---|
| Locations | 2 |
|---|
| Representative location | ADDISON, DUPAGE, IL |
|---|
| Coordinates | 41.9327500, -87.9954722 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:16:56 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 3 | 1 | FB | 151.74500000 | | | 45.000000 | 210.000000 | |
| 4 | 1 | MO | 151.74500000 | | | 40.000000 | 40.000000 | |
| 5 | 1 | MO | 451.28750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 451.43750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 451.58750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 452.11250000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 452.83750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 452.88750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 456.58750000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 457.11250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | FB2 | 461.17500000 | | | 20.000000 | 60.000000 | |
| 2 | 1 | MO | 461.17500000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 462.21250000 | | | 4.000000 | 4.000000 | |
| 6 | 1 | FB2 | 463.21250000 | | | 20.000000 | 60.000000 | |
| 7 | 1 | MO | 463.21250000 | | | 25.000000 | 25.000000 | |
| 2 | 1 | MO | 466.17500000 | | | 4.000000 | 4.000000 | |
| 5 | 1 | MO | 467.21250000 | | | 4.000000 | 4.000000 | |
| 7 | 1 | MO | 468.21250000 | | | 25.000000 | 25.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 3 | 1 | 151.74500000 | | 11K2F3E |
| 3 | 1 | 151.74500000 | | 7K60FXE |
| 4 | 1 | 151.74500000 | | 7K60FXE |
| 4 | 1 | 151.74500000 | | 11K2F3E |
| 5 | 1 | 451.28750000 | | 7K60FXE |
| 5 | 1 | 451.43750000 | | 7K60FXE |
| 5 | 1 | 451.58750000 | | 7K60FXE |
| 5 | 1 | 452.11250000 | | 7K60FXE |
| 5 | 1 | 452.83750000 | | 7K60FXE |
| 5 | 1 | 452.88750000 | | 7K60FXE |
| 5 | 1 | 456.58750000 | | 7K60FXE |
| 5 | 1 | 457.11250000 | | 7K60FXE |
| 1 | 1 | 461.17500000 | | 7K60FXE |
| 1 | 1 | 461.17500000 | | 11K2F3E |
| 2 | 1 | 461.17500000 | | 7K60FXE |
| 2 | 1 | 461.17500000 | | 11K2F3E |
| 5 | 1 | 462.21250000 | | 7K60FXE |
| 6 | 1 | 463.21250000 | | 7K60FXE |
| 7 | 1 | 463.21250000 | | 7K60FXE |
| 2 | 1 | 466.17500000 | | 7K60FXE |
| 2 | 1 | 466.17500000 | | 11K2F3E |
| 5 | 1 | 467.21250000 | | 7K60FXE |
| 7 | 1 | 468.21250000 | | 7K60FXE |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 222 N. KENNEDY DR., ADDISON, DUPAGE, IL | 41.93280556, -87.99700000 | 215.000 m | B | 17.000 m structure / 19.000 m overall | N |
| 2 | T | | | | | | |
| 3 | T | 222 KENNEDY DR., ADDISON, DUPAGE, IL | 41.93250000, -87.99305556 | 210.000 m | BANT | 9.000 m structure / 9.000 m overall | N |
| 4 | T | | | 0.000 m | | | N |
| 5 | T | 650 S. ARDMORE AVE, ADDISON, DUPAGE, IL | 41.91413889, -87.97886111 | | | | N |
| 6 | T | 222 N. JR KENNEDY DRIVE, ADDISON, DUPAGE, IL | 41.93275000, -87.99547222 | 211.000 m | POLE | 6.100 m structure / 9.100 m overall | N |
| 7 | T | | | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 19.000 m | | | | 20.000 | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | | | 9.000 m | | | | 6.000 | |
| 1 | 4 | | | | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | 9.100 m | | | | 4.400 | |
| 1 | 7 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 222 N JR KENNEDY DRIVE, ADDISON, IL | DUPAGE | 6304582452 |
| 2 | 650 S. ARDMORE AVE., ADDISON, IL | DUPAGE | 6304582452 |
| 3 | 644 S. ARDMORE AVE., ADDISON, IL | DUPAGE | 6304582452 |
| 4 | 346 ARMY TRAIL BLVD., ADDISON, IL | DUPAGE | 6304582452 |
| 5 | 400 S. MICHIGAN AVE, ADDISON, IL | DUPAGE | 6304582452 |
| 6 | 330 LAKE PARK DR., ADDISON, IL | DUPAGE | 6304582452 |
| 7 | 720 N. LINCOLN AVE., ADDISON, IL | DUPAGE | 6304582452 |
| 8 | 1404 W. STONE AVE., ADDISON, IL | DUPAGE | 6304582452 |
| 9 | 1111 W. WESTWOOD TRAIL, ADDISON, IL | DUPAGE | 6304582452 |
License history
| Date | File or call sign | Action |
|---|
| 2024-03-07 | WPOC481 | LIREN |
| 2024-03-03 | WPOC481 | ESURNW |
| 2024-02-02 | WPOC481 | ESURNW |
| 2024-01-09 | WPOC481 | LETCNS |
| 2024-01-08 | WPOC481 | LETRES |
| 2024-01-03 | WPOC481 | ESURNW |
| 2023-04-05 | WPOC481 | LIMOD |
| 2018-01-09 | WPOC481 | LETCNS |
| 2017-04-11 | WPOC481 | LIMOD |
| 2014-03-31 | WPOC481 | LTSAPR |
| 2014-03-29 | WPOC481 | LIREN |
| 2014-01-06 | WPOC481 | LETRES |
| 2012-12-07 | WPOC481 | LIMOD |
| 2004-12-13 | WPOC481 | LETCNS |
| 2004-03-23 | WPOC481 | LIREN |
| 2004-03-12 | WPOC481 | LIMOD |
| 2004-03-12 | WPOC481 | COR |
| 2004-01-05 | WPOC481 | LETRES |
| 2003-11-26 | WPOC481 | LITIN |
| 2001-08-27 | WPOC481 | AUDOPR |
| 2000-11-23 | WPOC481 | LICCNV |
| 1999-04-03 | WPOC481 | AUTHPR |
| 1999-04-02 | WPOC481 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1811767 | 2026-08-02 01:16:56 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOC481 | ULS 1811767 | 2026-08-02 01:16:56 |
| Status | A | ULS 1811767 | 2026-08-02 01:16:56 |
| Service | IG | ULS 1811767 | 2026-08-02 01:16:56 |
| Grant Date | 2024-03-07 | ULS 1811767 | 2026-08-02 01:16:56 |
| Expiration Date | 2034-04-02 | ULS 1811767 | 2026-08-02 01:16:56 |