Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0PHU callsign genealogy
Currently held by Smith, Dwight R
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 N0PHU's current licensee, walking backwards.
- Smith, Dwight ROKgranted 2017-04-17cancelled 2017-05-09
Successor callsigns
Callsigns held now by people who previously held N0PHU.
- Smith, Dwight RCOgranted 2018-08-10
All historical holders
Every license row we've seen with the callsign N0PHU, oldest first.
- SMITH, LESLIE R KS2001-06-15 → cancelled 2013-09-04
- Smith, Dwight R KS2017-05-09 → cancelled 2018-08-10