Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5DAY callsign genealogy
Currently held by MANSUR, JOHN C
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 W5DAY's current licensee, walking backwards.
- DAY, WADE BLAgranted 1999-06-29cancelled 2003-06-03
Successor callsigns
Callsigns held now by people who previously held W5DAY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5DAY, oldest first.
- MANSUR, JOHN C OK1987-10-06 → cancelled 1999-10-07
- DAY, WADE B LA2024-07-31 active