Universal Licensing System
WPDU531
Ameritech Mobile Services, Inc.
License details
| ULS identifier | 1131392 |
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| Call sign | WPDU531 |
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| Radio service | GS |
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| Status | C |
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| Grant date | 1998-06-15 |
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| Expiration | 2008-06-15 |
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| Cancellation | 2005-07-25 |
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| Frequency range | 929.3375 MHz |
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| Locations | 6 |
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| Representative location | WIOTA, CASS, IA |
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| Coordinates | 41.3888889, -94.8910833 |
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| Source archive | l_LMcomm.zip |
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| Dataset refreshed | 2026-08-16 01:09:14 |
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Licensee
| Name | Ameritech Mobile Services, Inc. |
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| Applicant type | C |
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| FRN | 0002844280 |
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| Location | Hoffman Estates, IL |
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| Address | 2000 West SBC Center Drive, Location 2G90, Hoffman Estates, IL, 60196 |
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| Phone | 8472484329 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB6 | 929.33750000 | | | 300.000000 | 600.000000 | |
| 2 | 1 | FB6 | 929.33750000 | | | 300.000000 | 600.000000 | |
| 3 | 1 | FB6 | 929.33750000 | | | 300.000000 | 1000.000000 | |
| 4 | 1 | FB6 | 929.33750000 | | | 300.000000 | 600.000000 | |
| 5 | 1 | FB6 | 929.33750000 | | | 300.000000 | 600.000000 | |
| 6 | 1 | FB6 | 929.33750000 | | | 300.000000 | 600.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 929.33750000 | | 16K0F1D |
| 1 | 1 | 929.33750000 | | 16K0F3E |
| 2 | 1 | 929.33750000 | | 16K0F1D |
| 2 | 1 | 929.33750000 | | 16K0F3E |
| 3 | 1 | 929.33750000 | | 16K0F3E |
| 3 | 1 | 929.33750000 | | 16K0F1D |
| 4 | 1 | 929.33750000 | | 16K0F1D |
| 4 | 1 | 929.33750000 | | 16K0F3E |
| 5 | 1 | 929.33750000 | | 16K0F3E |
| 5 | 1 | 929.33750000 | | 16K0F1D |
| 6 | 1 | 929.33750000 | | 16K0F1D |
| 6 | 1 | 929.33750000 | | 16K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | W OF RT N28 .7 MI S, WIOTA, CASS, IA | 41.38888889, -94.89108333 | 387.000 m | | 46.000 m structure | N |
| 2 | T | 2.5 MI SE, EMMONS, WORTH, IA | 43.46716667, -93.46522222 | 405.000 m | | 105.000 m structure | N |
| 3 | T | 1 MI S, STONE CITY, JONES, IA | 42.09888889, -91.35794444 | 297.000 m | | 91.000 m structure | N |
| 4 | T | 1 MI NE HWY 20 & I35, WILLIAMS, HAMILTON, IA | 42.47358333, -93.64188889 | 335.000 m | | 53.000 m structure | N |
| 5 | T | 1 MI S CORPORATE LIMITS, HOSPERS, SIOUX, IA | 43.05469444, -95.91363889 | 427.000 m | | 152.000 m structure | N |
| 6 | T | 1 MI N CORPORATE LIMITS 1/2 MI E, STORM LAKE, BUENA VISTA, IA | 42.68052778, -95.18972222 | 433.000 m | | 143.000 m structure | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 46.000 m | | | | 41.000 | |
| 1 | 2 | T | | 105.000 m | | | | 122.000 | |
| 1 | 3 | T | | 85.000 m | | | | 114.000 | |
| 1 | 4 | T | | 53.000 m | | | | 32.000 | |
| 1 | 5 | T | | 128.000 m | | | | 129.000 | |
| 1 | 6 | T | | 128.000 m | | | | 140.000 | |
Control points
| Number | Address | County | Phone |
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| 1 | 400 KELBY ST 8TH FL, FORT LEE, NJ | | 2019475300 |
License history
| Date | File or call sign | Action |
|---|
| 2005-07-26 | WPDU531 | LICAN |
| 2005-03-25 | WPDU531 | LIAUA |
| 2005-03-25 | WPDU531 | LTSAPR |
| 2005-02-11 | WPDU531 | AUDOPR |
| 2004-12-07 | WPDU531 | LETAFU |
| 2004-09-28 | WPDU531 | LETAUS |
| 2004-09-23 | WPDU531 | LIAUA |
| 2004-09-23 | WPDU531 | LTSAPR |
| 2004-04-01 | WPDU531 | LIASS |
| 2003-05-28 | WPDU531 | LIASS |
| 2003-04-26 | WPDU531 | LITRAN |
| 2001-08-31 | WPDU531 | LIASS |
| 2000-09-15 | WPDU531 | LICCNV |
| 2000-05-16 | WPDU531 | LITRAN |
| 1999-08-17 | WPDU531 | AUTHPR |
| 1999-01-11 | WPDU531 | LIAUA |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1131392 | 2026-08-16 01:09:14 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPDU531 | ULS 1131392 | 2026-08-16 01:09:14 |
| Status | C | ULS 1131392 | 2026-08-16 01:09:14 |
| Service | GS | ULS 1131392 | 2026-08-16 01:09:14 |
| Grant Date | 1998-06-15 | ULS 1131392 | 2026-08-16 01:09:14 |
| Expiration Date | 2008-06-15 | ULS 1131392 | 2026-08-16 01:09:14 |
| Cancellation Date | 2005-07-25 | ULS 1131392 | 2026-08-16 01:09:14 |