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

WA4DC

Cancelled

MOORE JR, WILLIAM C

Location: HOUSTON, TX
Class: Advanced
Granted: 2009-09-30
Expires: 2019-11-23
Previous call: N0RBP
FRN: 0002184588

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Vanity availability

Available

Available now

WA4DC cleared its 2-year hold on 2025-11-14. Eligible for vanity application.

Last held by CLARK, DANIEL M (KY).

Confidence: High

Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.

Callsign genealogy

Full chain →

Previously held by current licensee

KJ4FOcancelled· A
CLARK, DANIEL MKYgranted 2005-07-07cancelled 2011-11-15

Prior holders later became

WA5DCactive· A
MOORE JR, WILLIAM CTXgranted 2020-01-04

License history

0 events

No recorded events.

More vanity slots coming available

From Texas

All →

KI5OSV 2026-09-09
KJ5GTF 2026-09-09
K2UMA 2026-09-10
K9CWO 2026-09-10
KB5SLO 2026-09-10

Starting with WA4

All →

WA4OUF VA · 2026-09-28
WA4TWH NC · 2026-10-01
WA4ZHB NC · 2026-10-05
WA4MRP NC · 2026-10-11
WA4JFC FL · 2026-11-01

Full history → Vanity availability → Callsign genealogy →