Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7TMM callsign genealogy
Currently held by MACKENROTH, TANYA M
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 WA7TMM's current licensee, walking backwards.
- MACKENROTH, TANYA MWAgranted 2009-02-04cancelled 2013-08-17
Successor callsigns
Callsigns held now by people who previously held WA7TMM.
No current licensee on record previously held this callsign.