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

W1GRL callsign genealogy

Currently held by MASON, MARION G

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 W1GRL's current licensee, walking backwards.

  1. N3OAcancelled· E
    MASON, MARION GMEgranted 2019-03-29cancelled 2024-08-10
  2. W3PSYcancelled· E
    MASON, MARION GMEgranted 2017-12-09cancelled 2019-03-29
  3. N3NJAactive· T
    Apacible, JohnsonWAgranted 2021-06-23
  4. KF7PQQcancelled· T
    Apacible, John TWAgranted 2011-05-11cancelled 2011-07-06

Successor callsigns

Callsigns held now by people who previously held W1GRL.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W1GRL, oldest first.

  • MANN, AUDREY S ME
    1987-09-15 → cancelled 1999-09-16
  • MASON, MARION G ME
    2024-08-10 active
← Back to W1GRL License history →