Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA5SG callsign genealogy
Currently held by GRANTHAM SR, JEFFERY S
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 AA5SG's current licensee, walking backwards.
- GRANTHAM SR, JEFFERY SMSgranted 2000-03-17cancelled 2003-06-14
- WB5YLFno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AA5SG.
- RODRIGUEZ JR, JESUS FTXgranted 2017-02-21