Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6RQC callsign genealogy
Currently held by COSCA, ELIZABETH 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 K6RQC's current licensee, walking backwards.
- COSCA, ELIZABETH RCAgranted 1994-11-04cancelled 2004-10-16
Successor callsigns
Callsigns held now by people who previously held K6RQC.
- COSCA, ELIZABETH RCAgranted 2019-12-04