Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1DFL callsign genealogy
Currently held by RICH, STEVEN 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 WA1DFL's current licensee, walking backwards.
- Dipietro, Donald RMAgranted 2000-12-23cancelled 2002-11-30
Successor callsigns
Callsigns held now by people who previously held WA1DFL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA1DFL, oldest first.
- RICH, STEVEN J MA1993-01-05 → cancelled 1993-03-13
- Di Pietro, Donald R MA2012-09-06 → cancelled 2024-12-04