Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD7PGO callsign genealogy
Currently held by BLACK, JOHN D
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 KD7PGO's current licensee, walking backwards.
- Black, John DWAgranted 1992-04-07cancelled 2001-12-14
Successor callsigns
Callsigns held now by people who previously held KD7PGO.
No current licensee on record previously held this callsign.