K4UMM
Call sign K4UMM was granted to JOHNSTON, ROBERT F by the Federal Communications Commission (FCC) on Mar 12, 2010 . The FCC license ID of this call sign is 1083308. More details about call sign K4UMM can be found in the table below.
| FCC License Id | 1083308 |
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| Radio Service Code | HV |
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| Description of the Radio service | Vanity |
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| Date When the FCC Granted the Authorization | 2010-03-12 |
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| Date When the Authorization Has or Will Expire | 2020-05-16 |
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| Date on Which the Authorization Was Cancelled | 2022-05-17 |
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| Date This Record Was Last Updated. | 2022-05-17 |
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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) | 0002612620 |
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| License Status Status | Expired |
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| High-level License Status | Expired |
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| Description of Entity Type | Individual |
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| High-level Entity Type Description | Individual |
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