Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3SFP callsign genealogy
Currently held by MT HOLLY DX ASSOCIATION
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 KB3SFP's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB3SFP.
- NY3DXcancelledMT HOLLY DX ASSOCIATIONPAgranted 2018-11-21cancelled 2020-12-29