Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NC1H callsign genealogy
Currently held by DI PIETRO, BIAGIO A
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 NC1H's current licensee, walking backwards.
- CROSSMAN, KARL RNCgranted 2003-02-11cancelled 2011-10-04
- KD4GRIno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held NC1H.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NC1H, oldest first.
- DI PIETRO, BIAGIO A MA1998-10-26 → cancelled 2010-10-27
- Crossman, Karl R NC2021-09-08 active