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

AD4GS

Active

Sloan, Gregg L

Location: Herndon, VA
Class: Amateur Extra
Granted: 2022-12-03
Expires: 2032-12-03
Previous call: KX4GLS
FRN: 0032765026

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

Vanity availability

Held

Currently held

AD4GS 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

KX4GLScancelled· E
Sloan, Gregg LVAgranted 2022-10-29cancelled 2022-12-03
KQ4DFIcancelled· G
Sloan, Gregg LVAgranted 2022-09-14cancelled 2022-10-29

Prior holders later became

NM4Jcancelled· E
RICKMAN, HENRY EVAgranted 2008-10-02cancelled 2018-02-26

License history

0 events

No recorded events.

More vanity slots coming available

From Virginia

All →

KB3ZEV 2026-09-09
KK4LMC 2026-09-09
KK4LMF 2026-09-09
KK4LMX 2026-09-10
KQ4GPU 2026-09-10

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 →