Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU4P callsign genealogy
Currently held by SOUTHERLAND, QUINCEY L
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 KU4P's current licensee, walking backwards.
- ALLEN, RANDALL MSCgranted 2000-11-09cancelled 2007-03-27
Successor callsigns
Callsigns held now by people who previously held KU4P.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KU4P, oldest first.
- SOUTHERLAND, QUINCEY L AL2000-11-07 → cancelled 2003-08-23
- ALLEN, RANDALL M SC2017-03-09 active