Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1DZI callsign genealogy
Currently held by GALLAGHER, JOHN C
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 WA1DZI's current licensee, walking backwards.
- GALLAGHER, JOHN CMAgranted 2004-09-14cancelled 2009-05-29
Successor callsigns
Callsigns held now by people who previously held WA1DZI.
No current licensee on record previously held this callsign.