Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD7GWP callsign genealogy
Currently held by Bigelow, Michael A
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 KD7GWP's current licensee, walking backwards.
- BIGELOW, MICHAEL AIDgranted 1999-03-16cancelled 1999-11-09
Successor callsigns
Callsigns held now by people who previously held KD7GWP.
- Bigelow, Michael AAZgranted 2018-11-20