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

AB4RL

Cancelled

Tan, Arthur

Location: San Jose, CA
Class: Amateur Extra
Granted: 2019-08-06
Expires: 2029-10-31
Previous call: KM4VD
FRN: 0003130945

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Vanity availability

626d

Available on 2028-05-28

AB4RL cancelled on 2026-05-29. Hold ends in 626 days.

Last held by Tan, Arthur (CA).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Previously held by current licensee

KM4VD
no FCC ULS record on file

Prior holders later became

NA4EEactive· E
Tan, ArthurCAgranted 2026-05-29

License history

0 events

No recorded events.

More vanity slots coming available

From California

AC2TX 2026-09-10
K6DJM 2026-09-10
KC6JGS 2026-09-10
KC6KGL 2026-09-10
KC6VEU 2026-09-10

Starting with AB4

AB4LC AL · 2026-09-14
AB4BH NC · 2027-01-14
AB4NH TN · 2027-01-17
AB4RM FL · 2027-02-15
AB4N TN · 2027-03-21

Full history → Vanity availability → Callsign genealogy →