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

AD4TW

Expired

ROCK, ROBERT O

Location: Saint Augustine, FL
Class: Amateur Extra
Granted: 2013-05-28
Expires: 2023-08-24
Previous call: N2CVR
FRN: 0007744493

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Vanity availability

348d

Available on 2027-08-23

AD4TW expired on 2023-08-24. Hold ends in 348 days.

Last held by ROCK, ROBERT O (FL).

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

N2CVR
no FCC ULS record on file

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4HCL 2026-09-09
KG4UZU 2026-09-09
KG4UZX 2026-09-09
KK4LMR 2026-09-09
W3EFZ 2026-09-09

Starting with AD4

All →

AD4ED GA · 2026-12-03
AD4XA SC · 2027-02-01
AD4WN NC · 2027-03-01
AD4EE FL · 2027-03-11
AD4BT NC · 2027-03-15

Full history → Vanity availability → Callsign genealogy →