WDF6939
Call sign WDF6939 was granted to Caldwell, Michael E by the Federal Communications Commission (FCC) on Feb 18, 2011 . The FCC license ID of this call sign is 3266227. More details about call sign WDF6939 can be found in the table below.
| FCC License Id | 3266227 |
| Radio Service Code | SB |
| Description of the Radio service | Ship Compulsory Equipped |
| Date When the FCC Granted the Authorization | 2011-02-18 |
| Date When the Authorization Has or Will Expire | 2021-02-18 |
| Date on Which the Authorization Was Cancelled | 2021-04-24 |
| Date This Record Was Last Updated. | 2021-04-24 |
| Service Category | Safety of Life |
| High-level Service Category Description | Safety of Life |
| Licensing Source System | ULS |
| FCC Registration Number (FRN) | 0020612131 |
| License Status Status | Expired |
| High-level License Status | Expired |
| Description of Entity Type | Individual |
| High-level Entity Type Description | Individual |
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