Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1MA callsign genealogy
Currently held by Massachusetts Wireless Society
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 WA1MA's current licensee, walking backwards.
- Reading, William FWAgranted 2015-08-04cancelled 2019-06-04
Successor callsigns
Callsigns held now by people who previously held WA1MA.
- Reading, William FNJgranted 2023-10-28
All historical holders
Every license row we've seen with the callsign WA1MA, oldest first.
- Massachusetts Wireless Society MA2007-04-14 → cancelled 2019-04-16
- Reading, William F MA2019-06-04 → cancelled 2023-10-28