Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0OFF callsign genealogy
Currently held by Greenfield, Jesse G
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 W0OFF's current licensee, walking backwards.
- Greenfield, Jesse GCAgranted 2012-03-23cancelled 2019-05-29
Successor callsigns
Callsigns held now by people who previously held W0OFF.
- MARTIN, DAVID HINgranted 2014-04-09cancelled 2026-05-08
All historical holders
Every license row we've seen with the callsign W0OFF, oldest first.
- MARTIN, DAVID H TX2002-10-16 → cancelled 2004-05-07
- Greenfield, Jesse G CA2019-05-29 active