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

W1FIS callsign genealogy

Currently held by SANFORD, ROBERT S

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 W1FIS's current licensee, walking backwards.

  1. KO4VOJcancelled· T
    Dormard, Jean-JacquesNCgranted 2021-12-21cancelled 2022-01-08

Successor callsigns

Callsigns held now by people who previously held W1FIS.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W1FIS, oldest first.

  • SANFORD, ROBERT S VT
    2008-09-04 → cancelled 2020-09-15
  • Dormard, Jean-Jacques NC
    2022-01-08 active