Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5MTO callsign genealogy
Currently held by WOISARD, DAVID 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 N5MTO's current licensee, walking backwards.
- WOISARD, DAVID JARgranted 2004-05-28cancelled 2007-04-03
Successor callsigns
Callsigns held now by people who previously held N5MTO.
- WOISARD, DAVID JARgranted 2004-05-28cancelled 2007-04-03
All historical holders
Every license row we've seen with the callsign N5MTO, oldest first.
- WOISARD, DAVID J AR2002-02-13 → cancelled 2004-05-28
- WOISARD, DAVID J AR2007-04-03 → cancelled 2019-04-04