Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4URP callsign genealogy
Currently held by Ahrendt, Charles P
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 W4URP's current licensee, walking backwards.
- Ahrendt, Charles PGAgranted 2006-05-04cancelled 2016-01-12
Successor callsigns
Callsigns held now by people who previously held W4URP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4URP, oldest first.
- AHRENDT, CHARLES P GA1996-10-16 → cancelled 2001-03-01
- Ahrendt, Charles P GA2016-01-12 active