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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W2MU callsign genealogy

Currently held by GLENNON, JAMES 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 W2MU's current licensee, walking backwards.

  1. KC2BLPcancelled
    LINDTVEIT, THOMAS Wcancelled 1998-04-01

Successor callsigns

Callsigns held now by people who previously held W2MU.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W2MU, oldest first.

  • GLENNON, JAMES M NY
    1987-03-31 → cancelled 1998-03-27
  • HUDSON VALLEY SYSOPS ASSOCIATION NY
    2018-01-05 active