Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF5CO callsign genealogy
Currently held by Heinze, Lloyd R
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 AF5CO's current licensee, walking backwards.
- Heinze, Lloyd RTXgranted 2011-12-21cancelled 2012-03-16
Successor callsigns
Callsigns held now by people who previously held AF5CO.
- Heinze, Lloyd RTXgranted 2022-06-01