Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4IMD callsign genealogy
Currently held by PETROPOULOS, PETER
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 W4IMD's current licensee, walking backwards.
- PETROPOULOS, PETERGAgranted 2010-01-04cancelled 2010-01-23
Successor callsigns
Callsigns held now by people who previously held W4IMD.
No current licensee on record previously held this callsign.