Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5SIS callsign genealogy
Currently held by ORR, BERTHA J
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 N5SIS's current licensee, walking backwards.
- Delhomme, Deborah ATXgranted 2016-07-07cancelled 2026-01-03
Successor callsigns
Callsigns held now by people who previously held N5SIS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5SIS, oldest first.
- ORR, BERTHA J TX2010-12-29 → cancelled 2023-03-21
- Delhomme, Deborah A TX2026-01-03 active