KR4SF
Call sign KR4SF was granted to WARNER II, CHARLES L by the Federal Communications Commission (FCC) on Feb 05, 2016 . The FCC license ID of this call sign is 622421. More details about call sign KR4SF can be found in the table below.
| FCC License Id | 622421 |
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| Radio Service Code | HA |
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| Description of the Radio service | Amateur |
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| Date When the FCC Granted the Authorization | 2016-02-05 |
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| Date When the Authorization Has or Will Expire | 2026-02-05 |
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| Date on Which the Authorization Was Cancelled | |
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| Date This Record Was Last Updated. | 2020-04-09 |
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| Service Category | Personal Use |
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| High-level Service Category Description | Personal Use |
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| Licensing Source System | ULS |
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| FCC Registration Number (FRN) | 0013715750 |
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| License Status Status | Active |
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| High-level License Status | Active |
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| Description of Entity Type | Individual |
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| High-level Entity Type Description | Individual |
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