Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9SXP callsign genealogy
Currently held by LaFollette Mr, Mark 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 KA9SXP's current licensee, walking backwards.
- LaFollette, Mark JILgranted 2018-03-23cancelled 2018-05-26
Successor callsigns
Callsigns held now by people who previously held KA9SXP.
- LA FOLLETTE, RICHARD EMOgranted 2023-04-13