Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW7H callsign genealogy
Currently held by NIGRO, MILDRED 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 KW7H's current licensee, walking backwards.
- NIGRO, MILDRED ATNgranted 2017-01-24cancelled 2025-06-24
Successor callsigns
Callsigns held now by people who previously held KW7H.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KW7H, oldest first.
- NIGRO, LOUIS N AZ2017-05-03 → cancelled 2023-07-04
- NIGRO, MILDRED A TN2025-06-24 active