Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2US callsign genealogy
Currently held by MC GRANTHAM, GERALD 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 AB2US's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AB2US.
- MC GRANTHAM, GERALD JNJgranted 2006-11-21cancelled 2009-06-02