Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1CDA callsign genealogy
Currently held by MUISE JR, WILLIAM T
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 W1CDA's current licensee, walking backwards.
- Muise Jr, William TMAgranted 2000-06-20cancelled 2000-07-08
Successor callsigns
Callsigns held now by people who previously held W1CDA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1CDA, oldest first.
- CORNING, EDWARD H MA1987-08-25 → cancelled 1999-09-01
- MUISE JR, WILLIAM T MA2020-04-16 active