Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1TTW callsign genealogy
Currently held by SANDERS, FRANKLIN 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 W1TTW's current licensee, walking backwards.
- White Jr, Robert HNHgranted 2019-04-18cancelled 2019-05-07
Successor callsigns
Callsigns held now by people who previously held W1TTW.
- SANDERS, FRANKLIN DNCgranted 2016-03-01
All historical holders
Every license row we've seen with the callsign W1TTW, oldest first.
- SANDERS, FRANKLIN D NC2013-12-03 → cancelled 2016-03-01
- White Jr, Robert H NH2019-05-07 active