Universal Licensing System
66MC
MCS2 Holdings, LLC.
License details
| ULS identifier | 3673775 |
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| Call sign | 66MC |
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| Radio service | AC |
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| Status | E |
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| Grant date | 2015-02-24 |
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| Expiration | 2025-02-24 |
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| Cancellation | 2025-04-26 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:40:28 |
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Licensee
| Name | MCS2 Holdings, LLC. |
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| Applicant type | L |
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| FRN | 0021308754 |
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| Location | Helena, MT |
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| Address | 415 North Benton Avenue, Helena, MT, 59601 |
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License history
| Date | File or call sign | Action |
|---|
| 2025-04-26 | 66MC | LIEXP |
| 2024-12-02 | 66MC | LETRES |
| 2015-03-04 | 66MC | LIAUA |
| 2015-02-24 | 66MC | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3673775 | 2026-08-02 01:40:28 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 66MC | ULS 3673775 | 2026-08-02 01:40:28 |
| Status | E | ULS 3673775 | 2026-08-02 01:40:28 |
| Service | AC | ULS 3673775 | 2026-08-02 01:40:28 |
| Grant Date | 2015-02-24 | ULS 3673775 | 2026-08-02 01:40:28 |
| Expiration Date | 2025-02-24 | ULS 3673775 | 2026-08-02 01:40:28 |
| Cancellation Date | 2025-04-26 | ULS 3673775 | 2026-08-02 01:40:28 |