Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1SBL callsign genealogy
Currently held by Huffman, Daniel P
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 K1SBL's current licensee, walking backwards.
- Huffman, Daniel PGAgranted 2021-01-20cancelled 2021-06-02
Successor callsigns
Callsigns held now by people who previously held K1SBL.
No current licensee on record previously held this callsign.