Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3MMR callsign genealogy
Currently held by MANGIERI, ADOLFO 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 W3MMR's current licensee, walking backwards.
- Mayer, Perry FPAgranted 2017-09-19cancelled 2019-04-13
Successor callsigns
Callsigns held now by people who previously held W3MMR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3MMR, oldest first.
- MANGIERI, ADOLFO A PA2005-02-03 → cancelled 2017-03-03
- Mayer, Perry F PA2019-04-13 active