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

AE4SG

Active

GUERCIO, JOHN S

Location: MONROVIA, MD
Class: Amateur Extra
Granted: 2024-10-19
Expires: 2034-10-19
Previous call: WB3LCR
FRN: 0003323698

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Vanity availability

Held

Currently held

AE4SG 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

WB3LCRcancelled· E
GUERCIO, JOHN SMDgranted 2019-10-01cancelled 2024-10-19

Prior holders later became

AB8KTcancelled· E
Vaughn, PattyOHgranted 1997-05-09cancelled 2004-01-31

License history

0 events

No recorded events.

More vanity slots coming available

From Maryland

All →

KB3INT 2026-09-09
KC3ZRU 2026-09-09
N3BYL 2026-09-09
N3JTJ 2026-09-12
KB3ZFH 2026-09-13

Starting with AE4

All →

AE4AF GA · 2026-11-30
AE4KE NC · 2026-12-10
AE4FU NC · 2026-12-28
AE4HS VA · 2027-01-25
AE4JR NC · 2027-02-22

Full history → Vanity availability → Callsign genealogy →