256DM
Call sign 256DM was granted to SIGMA SEVEN RESEARCH & DEVELOPMENT LLC by the Federal Communications Commission (FCC) on Mar 15, 2022 . The FCC license ID of this call sign is 4568909. More details about call sign 256DM can be found in the table below.
| Call Sign | 256DM |
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| License Holder Name | SIGMA SEVEN RESEARCH & DEVELOPMENT LLC |
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| Mailing Address Of the Licensee | 1718 EAST CHURCH STREET, PO Box 32202, JACKSONVILLE, FL 32202 |
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| View all call signs in ZIP Code 32202 of Florida |
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| The Attention Line In the Mailing Address | Olin Cannon |
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| FCC License Id | 4568909 |
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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 | 2022-03-15 |
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| Date When the Authorization Has or Will Expire | 2032-03-15 |
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| Date on Which the Authorization Was Cancelled | |
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| Date This Record Was Last Updated. | 2022-03-15 |
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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) | 0032095283 |
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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 | Limited Liability Company |
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| High-level Entity Type Description | Business |
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