Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1FUL callsign genealogy
Currently held by Phelps, Daniel 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 N1FUL's current licensee, walking backwards.
- Phelps, Christopher DCTgranted 2018-05-30cancelled 2018-10-16
Successor callsigns
Callsigns held now by people who previously held N1FUL.
- Phelps, Daniel JCTgranted 2016-09-27cancelled 2019-03-05
All historical holders
Every license row we've seen with the callsign N1FUL, oldest first.
- Phelps, Daniel J CT2013-10-29 → cancelled 2016-09-27
- Phelps, Christopher D CT2018-10-16 active