Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC4PPM callsign genealogy
Currently held by MC LAIN, JAMES T
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 KC4PPM's current licensee, walking backwards.
- McLain, James TFLgranted 2014-02-03cancelled 2014-02-25
Successor callsigns
Callsigns held now by people who previously held KC4PPM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4PPM, oldest first.
- MC LAIN, JAMES T SC2000-12-28 → cancelled 2013-03-28
- McLain, James T FL2014-02-25 → cancelled 2026-03-07