Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1JMC callsign genealogy
Currently held by Chan, John
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 K1JMC's current licensee, walking backwards.
- Chan, JohnCTgranted 2016-01-12cancelled 2016-03-05
Successor callsigns
Callsigns held now by people who previously held K1JMC.
No current licensee on record previously held this callsign.