Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4FSP callsign genealogy
Currently held by Reed, Michael E
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 KK4FSP's current licensee, walking backwards.
- Phillips, Freddie SALgranted 2016-03-11cancelled 2016-04-05
Successor callsigns
Callsigns held now by people who previously held KK4FSP.
All historical holders
Every license row we've seen with the callsign KK4FSP, oldest first.
- Reed, Michael E VA2011-12-15 → cancelled 2012-01-06
- Phillips, Freddie S AL2016-04-05 → cancelled 2016-08-19