Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5ISP callsign genealogy
Currently held by McIntire, Graham D
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 W5ISP's current licensee, walking backwards.
- MCINTIRE, GRAHAM DTXgranted 2006-05-12cancelled 2011-04-30
Successor callsigns
Callsigns held now by people who previously held W5ISP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5ISP, oldest first.
- BARNEY, DONALD L GA1997-08-01 → cancelled 2003-01-19
- McIntire, Graham D TX2021-11-16 active