Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3TWT callsign genealogy
Currently held by South Mountain Radio Amateurs
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 N3TWT's current licensee, walking backwards.
- KB3BNYcancelledSOUTH MOUNTAIN REPEATER ASSOCIATIONPAgranted 1996-03-26cancelled 2001-05-04
Successor callsigns
Callsigns held now by people who previously held N3TWT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3TWT, oldest first.
- ROWAND, RAYMOND H PA1995-03-15 → cancelled 1999-03-09
- South Mountain Radio Amateurs PA2021-04-28 active