Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9IGY callsign genealogy
Currently held by Thomison, Neal P
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 W9IGY's current licensee, walking backwards.
- Thomison, Neal PINgranted 2007-11-20cancelled 2008-07-11
Successor callsigns
Callsigns held now by people who previously held W9IGY.
- COOK JR, LAWRENCE JFLgranted 2016-10-31