Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4OGB callsign genealogy
Currently held by GUIDO ROSSY, DANIEL
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 WP4OGB's current licensee, walking backwards.
- GUIDO ROSSY, DANIELPRgranted 2003-02-14cancelled 2010-09-15
Successor callsigns
Callsigns held now by people who previously held WP4OGB.
- GUIDO ROSSY, DANIELPRgranted 2020-08-29