Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1SWC callsign genealogy
Currently held by KIRKLAND, BARBARA L
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 N1SWC's current licensee, walking backwards.
- Carroll, Sean WMAgranted 2017-12-28cancelled 2018-02-03
Successor callsigns
Callsigns held now by people who previously held N1SWC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1SWC, oldest first.
- KIRKLAND, BARBARA L NH2004-06-09 → cancelled 2016-08-10
- Carroll, Sean W MA2018-02-03 active