Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1JP callsign genealogy
Currently held by Read III, Harold A
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 AB1JP's current licensee, walking backwards.
- Read III, Harold AMAgranted 2001-02-22cancelled 2008-09-19
Successor callsigns
Callsigns held now by people who previously held AB1JP.
- Read III, Harold AMAgranted 2018-10-13