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

W1ZXD

Active

SULLIVAN, JOHN W

Location: KALISPELL, MT
Class: Amateur Extra
Granted: 2026-08-08
Expires: 2036-09-17
Previous call: WA1FWX
FRN: 0014933469

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

W1ZXD is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

WA1FWX
no FCC ULS record on file

License history

0 events

No recorded events.

More vanity slots coming available

From Montana

All →

KK7UYY 2026-09-10
N7HRR 2026-09-10
WB7WAD 2026-09-10
KF7YNX 2026-09-16
KB7PTU 2026-09-20

Starting with W1

All →

W1RLJ MA · 2026-09-10
W1BEK CT · 2026-09-13
W1GOU NH · 2026-09-21
W1PVC MA · 2026-10-04
W1CEF RI · 2026-10-12

Full history → Vanity availability → Callsign genealogy →