Universal Licensing System
404MM
Martin Marietta Materials, Inc.
License details
| ULS identifier | 4667275 |
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| Call sign | 404MM |
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| Radio service | AC |
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| Status | A |
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| Grant date | 2022-09-23 |
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| Expiration | 2032-09-23 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:40:05 |
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Licensee
| Name | Martin Marietta Materials, Inc. |
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| Applicant type | C |
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| FRN | 0025097585 |
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| Location | Raleigh, NC |
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| Address | 4123 Parklake Avenue, Raleigh, NC, 27612 |
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License history
| Date | File or call sign | Action |
|---|
| 2023-06-27 | 404MM | LIAUA |
| 2022-09-24 | 404MM | LIAUA |
| 2022-09-23 | 404MM | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4667275 | 2026-08-02 01:40:05 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 404MM | ULS 4667275 | 2026-08-02 01:40:05 |
| Status | A | ULS 4667275 | 2026-08-02 01:40:05 |
| Service | AC | ULS 4667275 | 2026-08-02 01:40:05 |
| Grant Date | 2022-09-23 | ULS 4667275 | 2026-08-02 01:40:05 |
| Expiration Date | 2032-09-23 | ULS 4667275 | 2026-08-02 01:40:05 |