Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5CJM callsign genealogy
Currently held by MARKHART, CATHY 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 N5CJM's current licensee, walking backwards.
- MARKHART, CATHY JLAgranted 2012-06-07cancelled 2013-06-08
Successor callsigns
Callsigns held now by people who previously held N5CJM.
No current licensee on record previously held this callsign.