Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7OCW callsign genealogy
Currently held by HALMOS, RICHARD J
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 KA7OCW's current licensee, walking backwards.
- HALMOS, RICHARD JAZgranted 2011-10-31cancelled 2011-12-10
Successor callsigns
Callsigns held now by people who previously held KA7OCW.
- HALMOS, RICHARD JAZgranted 2012-11-27cancelled 2024-12-04