Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4PIM callsign genealogy
Currently held by RODRIGUES DE MIRANDA, WILLIAM R
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 K4PIM's current licensee, walking backwards.
- RODRIGUES DE MIRANDA, WILLIAM RFLgranted 2010-12-28cancelled 2011-04-30
Successor callsigns
Callsigns held now by people who previously held K4PIM.
No current licensee on record previously held this callsign.