Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7IZL callsign genealogy
Currently held by JEANROY, CALVIN 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 W7IZL's current licensee, walking backwards.
- JEANROY, CALVIN AWYgranted 1998-07-30cancelled 2004-04-06
Successor callsigns
Callsigns held now by people who previously held W7IZL.
- JEANROY, CALVIN ANEgranted 2009-12-12cancelled 2012-10-30