Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W2OHM callsign genealogy
Currently held by Rosenthal, Robert 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 W2OHM's current licensee, walking backwards.
- Rosenthal, Robert MNYgranted 2003-06-24cancelled 2012-11-14
Successor callsigns
Callsigns held now by people who previously held W2OHM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W2OHM, oldest first.
- PIERCE SR, RICHARD H NY2007-11-29 → cancelled 2012-07-08
- Rosenthal, Robert M NY2022-10-12 active