Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4PIE callsign genealogy
Currently held by ROUNTREE, CLEMENT 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 N4PIE's current licensee, walking backwards.
- ANDERSON, THOMAS HFLgranted 2016-08-26cancelled 2019-11-30
Successor callsigns
Callsigns held now by people who previously held N4PIE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4PIE, oldest first.
- ROUNTREE, CLEMENT L FL2006-07-20 → cancelled 2018-10-10
- ANDERSON, THOMAS H FL2019-11-30 active