Universal Licensing System
WPOI537
License details
| ULS identifier | 193797 |
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| Call sign | WPOI537 |
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| Radio service | QA |
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| Status | T |
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| Grant date | 1999-03-23 |
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| Expiration | 2009-03-23 |
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| Cancellation | 2007-11-05 |
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| Source archive | l_market.zip |
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| Dataset refreshed | 2026-08-02 02:26:33 |
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Licensee
| Name | Havens, Warren C |
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| Applicant type | I |
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| FRN | 0003787694 |
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| Location | Berkeley, CA |
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License history
| Date | File or call sign | Action |
|---|
| 2012-05-31 | WPOI537 | COR |
| 2012-05-31 | WPOI537 | LITERM |
| 2009-03-24 | WPOI537 | ESUAPR |
| 2008-12-29 | WPOI537 | LETRES |
| 2007-12-05 | WPOI537 | LIPND |
| 2007-10-25 | WPOI537 | ESUAPR |
| 2007-08-07 | WPOI537 | LETCNS |
| 2007-03-16 | WPOI537 | LIASS |
| 2004-07-26 | WPOI537 | LIASS |
| 2004-07-19 | WPOI537 | AUTHPR |
| 2003-12-22 | WPOI537 | LETCNS |
| 2003-03-12 | WPOI537 | LIAUA |
| 1999-03-23 | WPOI537 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 193797 | 2026-08-02 02:26:19 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPOI537 | ULS 193797 | 2026-08-02 02:26:33 |
| Status | T | ULS 193797 | 2026-08-02 02:26:33 |
| Service | QA | ULS 193797 | 2026-08-02 02:26:33 |
| Grant Date | 1999-03-23 | ULS 193797 | 2026-08-02 02:26:33 |
| Expiration Date | 2009-03-23 | ULS 193797 | 2026-08-02 02:26:33 |
| Cancellation Date | 2007-11-05 | ULS 193797 | 2026-08-02 02:26:33 |