Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AJ4CS callsign genealogy
Currently held by RAMJATTAN, HAROLD B
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 AJ4CS's current licensee, walking backwards.
- STEVENSON, CYNTHIA CNCgranted 2015-07-20cancelled 2017-10-24
Successor callsigns
Callsigns held now by people who previously held AJ4CS.
- RAMJATTAN, HAROLD BFLgranted 2012-04-07cancelled 2014-06-17
All historical holders
Every license row we've seen with the callsign AJ4CS, oldest first.
- RAMJATTAN, HAROLD B FL2012-04-07 → cancelled 2014-06-10
- STEVENSON, CYNTHIA C NC2017-10-24 active