Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4KFM callsign genealogy
Currently held by McCord, Jason 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 W4KFM's current licensee, walking backwards.
- McCord, Jason JTNgranted 2009-10-23cancelled 2010-09-03
Successor callsigns
Callsigns held now by people who previously held W4KFM.
- McCord, Jason JTNgranted 2021-12-31cancelled 2022-08-19