Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NY4V callsign genealogy
Currently held by GUFFEY, DAVID 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 NY4V's current licensee, walking backwards.
- Mueller, RalfNVgranted 2013-11-20cancelled 2016-12-28
Successor callsigns
Callsigns held now by people who previously held NY4V.
- MUTRO, ANTHONY DNCgranted 2014-12-06cancelled 2015-07-28
All historical holders
Every license row we've seen with the callsign NY4V, oldest first.
- GUFFEY, DAVID A NC2002-04-26 → cancelled 2014-04-29
- MUTRO, ANTHONY D NC2014-06-21 → cancelled 2014-12-06
- Mueller, Ralf OR2016-12-28 active