Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1JSW callsign genealogy
Currently held by Warford, Jeffrey S
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 W1JSW's current licensee, walking backwards.
- Warford, Jeffrey SMOgranted 2008-01-15cancelled 2008-02-09
Successor callsigns
Callsigns held now by people who previously held W1JSW.
No current licensee on record previously held this callsign.