Universal Licensing System
4389X
RRGSoftware, LLC
License details
| ULS identifier | 3967356 |
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| Call sign | 4389X |
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| Radio service | AC |
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| Status | A |
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| Grant date | 2017-10-24 |
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| Expiration | 2027-10-24 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:40:57 |
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Licensee
| Name | RRGSoftware, LLC |
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| Applicant type | L |
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| FRN | 0026936989 |
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| Location | Alpine, CA |
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| Address | 1018 Midway Dr, Alpine, CA, 91901 |
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License history
| Date | File or call sign | Action |
|---|
| 2017-10-24 | 4389X | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3967356 | 2026-08-02 01:40:57 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 4389X | ULS 3967356 | 2026-08-02 01:40:57 |
| Status | A | ULS 3967356 | 2026-08-02 01:40:57 |
| Service | AC | ULS 3967356 | 2026-08-02 01:40:57 |
| Grant Date | 2017-10-24 | ULS 3967356 | 2026-08-02 01:40:57 |
| Expiration Date | 2027-10-24 | ULS 3967356 | 2026-08-02 01:40:57 |