Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0SPB callsign genealogy
Currently held by Boland, Sean
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 K0SPB's current licensee, walking backwards.
- Boland, Sean PCOgranted 2009-01-22cancelled 2010-05-14
Successor callsigns
Callsigns held now by people who previously held K0SPB.
No current licensee on record previously held this callsign.