Universal Licensing System
231PK
Mail Trans Inc
License details
| ULS identifier | 193682 |
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| Call sign | 231PK |
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| Radio service | AC |
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| Status | E |
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| Grant date | 1999-03-17 |
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| Expiration | 2009-03-17 |
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| Cancellation | 2009-05-23 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:38:53 |
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Licensee
| Name | Mail Trans Inc |
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| Applicant type | C |
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| FRN | 0001627538 |
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| Location | Helena, MT |
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| Address | 24 West 6th Avenue, Helena, MT, 59601 |
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License history
| Date | File or call sign | Action |
|---|
| 2009-05-23 | 231PK | LIEXP |
| 2008-12-22 | 231PK | LETRES |
| 1999-03-17 | 231PK | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 193682 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 231PK | ULS 193682 | 2026-08-02 01:38:53 |
| Status | E | ULS 193682 | 2026-08-02 01:38:53 |
| Service | AC | ULS 193682 | 2026-08-02 01:38:53 |
| Grant Date | 1999-03-17 | ULS 193682 | 2026-08-02 01:38:53 |
| Expiration Date | 2009-03-17 | ULS 193682 | 2026-08-02 01:38:53 |
| Cancellation Date | 2009-05-23 | ULS 193682 | 2026-08-02 01:38:53 |