Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0PAS callsign genealogy
Currently held by ISABELLA, KAREN M
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 N0PAS's current licensee, walking backwards.
- SCHRAG, PERRY ATXgranted 2013-11-15cancelled 2019-11-26
Successor callsigns
Callsigns held now by people who previously held N0PAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0PAS, oldest first.
- ISABELLA, KAREN M MO1991-08-20 → cancelled 2003-08-21
- SCHRAG, PERRY A TX2019-11-26 active