Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DSS callsign genealogy
Currently held by CARRIGAN, NICK M
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 W7DSS's current licensee, walking backwards.
- SCHIFF, DAVIDUTgranted 2015-03-04cancelled 2015-10-24
Successor callsigns
Callsigns held now by people who previously held W7DSS.
- CARRIGAN, NICK MWAgranted 2011-10-25cancelled 2011-11-29
All historical holders
Every license row we've seen with the callsign W7DSS, oldest first.
- CARRIGAN, NICK M WA2010-01-23 → cancelled 2011-10-25
- SCHIFF, DAVID UT2015-10-24 active