Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4MMI callsign genealogy
Currently held by Mc Innis II, David R
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 N4MMI's current licensee, walking backwards.
- Mc Innis II, David RNMgranted 2004-07-29cancelled 2011-04-22
Successor callsigns
Callsigns held now by people who previously held N4MMI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4MMI, oldest first.
- CIARDI, JOSEPH S FL1995-05-02 → cancelled 2007-05-03
- Mc Innis II, David R NM2021-01-27 active