Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1JDD callsign genealogy
Currently held by SHARKO, PHYLIS K
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N1JDD's current licensee, walking backwards.
- Drummond, Joshua DFLgranted 2025-04-22cancelled 2025-05-13
Successor callsigns
Callsigns held now by people who previously held N1JDD.
- Drummond, Joshua DFLgranted 2026-04-28
All historical holders
Every license row we've seen with the callsign N1JDD, oldest first.
- SHARKO, PHYLIS K MA2001-11-07 → cancelled 2014-02-05
- Drummond, Joshua D FL2025-05-13 → cancelled 2026-04-28