Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5AMU callsign genealogy
Currently held by SWIFT, ROBERT 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 N5AMU's current licensee, walking backwards.
- MC LARTY, NICHOLAS RTXgranted 2014-11-14cancelled 2022-07-01
- KB8RBFno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held N5AMU.
- MCLARTY, NICHOLAS RFLgranted 2024-07-09
All historical holders
Every license row we've seen with the callsign N5AMU, oldest first.
- SWIFT, ROBERT J TX2008-02-12 → cancelled 2020-05-06
- MCLARTY, NICHOLAS R FL2022-07-01 → cancelled 2024-07-09