FCC Registration Number
FRN 0017469719
ULS licenses
| Grant date | Call sign | Service | Status | Licensee |
|---|---|---|---|---|
| 2025-12-22 | WDI5560 | SB | A | Heidelberg Materials Midwest AGG Inc. |
| 2025-12-02 | WDI5567 | SB | A | Heidelberg Materials Midwest AGG Inc. |
| 2025-12-02 | WDI5562 | SB | A | Heidelberg Materials Midwest AGG Inc. |
| 2025-11-26 | WDI5557 | SB | A | Heidelberg Materials Midwest AGG Inc. |
| 2023-10-18 | WDP2636 | SA | A | Heidelberg Materials Midwest AGG Inc. |
| 2016-01-09 | WDI5559 | SB | E | Heidelberg Materials Midwest AGG Inc. |
| 2016-01-09 | WDI5561 | SB | E | Heidelberg Materials Midwest AGG Inc. |
| 2016-01-09 | WDI5569 | SB | E | Heidelberg Materials Midwest AGG Inc. |
| 2013-07-20 | WDG9056 | SB | E | Material Service Corporation |
| 2011-03-19 | WHF949 | MC | E | MATERIAL SERVICE CORP. |
| 2008-05-09 | WTB5642 | SB | C | MATERIAL SERVICE CORP |
| 2001-01-25 | KBP352 | MC | E | MATERIAL SERVICE CORPORATION |
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