4SK
Call sign 4SK was granted to SIERRA KILO CORP. by the Federal Communications Commission (FCC) on Feb 08, 1999 . The FCC license ID of this call sign is 47518. More details about call sign 4SK can be found in the table below.
| FCC License Id | 47518 |
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| Radio Service Code | AC |
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| Description of the Radio service | Aircraft |
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| Date When the FCC Granted the Authorization | 1999-02-08 |
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| Date When the Authorization Has or Will Expire | 2009-02-06 |
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| Date on Which the Authorization Was Cancelled | 2009-02-26 |
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| Date This Record Was Last Updated. | 2018-12-14 |
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| Service Category | Safety of Life |
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| High-level Service Category Description | Safety of Life |
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| Licensing Source System | ULS |
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| FCC Registration Number (FRN) | 0003526837 |
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| License Status Status | Terminated |
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| High-level License Status | Terminated |
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| Description of Entity Type | Corporation |
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| High-level Entity Type Description | Business |
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