Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4RPN callsign genealogy
Currently held by SANFORD, RICHARD 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 W4RPN's current licensee, walking backwards.
- SANFORD, RICHARD JCOgranted 2013-03-19cancelled 2015-12-18
Successor callsigns
Callsigns held now by people who previously held W4RPN.
No current licensee on record previously held this callsign.