Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0MR callsign genealogy
Currently held by STECKLEY, ROBERT B
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 AC0MR's current licensee, walking backwards.
- RANSOME JR, MICHAEL PIAgranted 2011-10-07cancelled 2012-07-24
Successor callsigns
Callsigns held now by people who previously held AC0MR.
- STECKLEY, ROBERT BKSgranted 2019-01-30cancelled 2025-01-14
All historical holders
Every license row we've seen with the callsign AC0MR, oldest first.
- STECKLEY, ROBERT B KS2008-06-23 → cancelled 2009-03-07
- RANSOME JR, MICHAEL P IA2022-06-22 active