Universal Licensing System
WRNK557
AT&T Mobility Spectrum, LLC
License details
| ULS identifier | 4477992 |
|---|
| Call sign | WRNK557 |
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| Radio service | PM |
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| Status | A |
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| Grant date | 2021-07-23 |
|---|
| Expiration | 2036-07-23 |
|---|
| Source archive | l_market.zip |
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| Dataset refreshed | 2026-08-02 02:28:19 |
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License history
| Date | File or call sign | Action |
|---|
| 2025-09-04 | WRNK557 | LIAUA |
| 2025-04-02 | WRNK557 | LIASS |
| 2025-03-21 | WRNK557 | LITRAN |
| 2024-01-26 | WRNK557 | LIAUA |
| 2023-02-28 | WRNK557 | LITRAN |
| 2023-01-14 | WRNK557 | LIAUA |
| 2021-07-23 | WRNK557 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4477992 | 2026-08-02 02:28:19 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRNK557 | ULS 4477992 | 2026-08-02 02:28:19 |
| Status | A | ULS 4477992 | 2026-08-02 02:28:19 |
| Service | PM | ULS 4477992 | 2026-08-02 02:28:19 |
| Grant Date | 2021-07-23 | ULS 4477992 | 2026-08-02 02:28:19 |
| Expiration Date | 2036-07-23 | ULS 4477992 | 2026-08-02 02:28:19 |