Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1ISD callsign genealogy
Currently held by Berrios-Rooney, Norma
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 K1ISD's current licensee, walking backwards.
- Berrios-Rooney, NormaNYgranted 2011-09-27cancelled 2020-07-03
Successor callsigns
Callsigns held now by people who previously held K1ISD.
No current licensee on record previously held this callsign.