Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2RT callsign genealogy
Currently held by Lopez, Claudio 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 AB2RT's current licensee, walking backwards.
- Lopez, Claudio JNJgranted 2003-11-04cancelled 2004-02-24
Successor callsigns
Callsigns held now by people who previously held AB2RT.
No current licensee on record previously held this callsign.