uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AL6M callsign genealogy

Currently held by SHELDON, COREY W

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 AL6M's current licensee, walking backwards.

  1. AJ6WAcancelled· E
    Lerma Martinez, MarioCAgranted 2022-02-22cancelled 2022-05-06
  2. KN6SWFcancelled· E
    Lerma Martinez, MarioCAgranted 2022-02-22cancelled 2022-03-22

Successor callsigns

Callsigns held now by people who previously held AL6M.

  1. WA1EMactive· E
    Sheldon, Corey WVAgranted 2018-11-27

All historical holders

Every license row we've seen with the callsign AL6M, oldest first.

  • SHELDON, COREY W ME
    2018-08-31 → cancelled 2018-11-27
  • Lerma Martinez, Mario CA
    2022-05-06 active
← Back to AL6M License history →