Universal Licensing System
3121G
R L POLK & CO
License details
| ULS identifier | 34157 |
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| Call sign | 3121G |
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| Radio service | AC |
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| Status | E |
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| Grant date | 1994-07-27 |
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| Expiration | 2004-07-27 |
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| Cancellation | 2004-09-26 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:42:29 |
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Licensee
| Name | R L POLK & CO |
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| Applicant type | C |
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| Location | DETROIT, MI |
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| Address | 1155 BREWERY PARK BLVD, DETROIT, MI, 482072697 |
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License history
| Date | File or call sign | Action |
|---|
| 2004-09-26 | 3121G | LIEXP |
| 2004-05-03 | 3121G | LETRES |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 34157 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 3121G | ULS 34157 | 2026-08-02 01:42:29 |
| Status | E | ULS 34157 | 2026-08-02 01:42:29 |
| Service | AC | ULS 34157 | 2026-08-02 01:42:29 |
| Grant Date | 1994-07-27 | ULS 34157 | 2026-08-02 01:42:29 |
| Expiration Date | 2004-07-27 | ULS 34157 | 2026-08-02 01:42:29 |
| Cancellation Date | 2004-09-26 | ULS 34157 | 2026-08-02 01:42:29 |