Site navigation:
K Explanatory notes
7 Other tools main page
Application notes
Query tools main page
Silent Key callsign harvesting
Web site news (2026-10-03)
K7AQ (since 1987)
Look up a callsign:
Retrieving licensee (ID) callsign history for

L03024022

Navigation:
  • Scroll down to this licensee’s applications.
  • A Callsign opens its license & application history; an Entity Name opens the FRN history.
  • A Grant Date opens that day’s processing; an Effective Date opens the license record.
Notes:
  • A bold Callsign was assigned as a vanity callsign.
  • Active licenses are listed first, then by Effective Date; one table per FCC Registration Number.

With FCC Registration Number = ‘0038171831’

CallsignRegion
/ State		 Entity
Name		Applicant
Type		 Licensee
Class		 License
Status		 Grant
Date		Effective
Date		 Cancel
Date		Expire
Date
KR4KTJ4 / FL San Andres, Matthew I - Individual T - Technician A - Active 2026-03-19 2026-05-07 2036-03-19
Retrieving licensee (ID) application history for

L03024022

Navigation:
Notes:
  • The callsign a granted application received is shown bold on a green background, inferred from a same-day license grant on this FRN.
  • Receipt dates more than a month old have a gray background.
Receipt
Date		 Applicant
Callsign		Region
/ State		 Licensee
Class		 ULS File
Number		Application
Purpose		 Payment
Date		Last Action
Date		 Application
Status		 Vanity callsign(s)
applied for
Mon 2026-08-31 KR4KTJ 4 / FL T - Technician 0012170405
I - Online		 MD - Modification 2026-08-31 2026-09-18 D - Dismissed
K4KAF
Mon 2026-08-31 KR4KTJ 4 / FL T - Technician 0012170373
I - Online		 MD - Modification (none) 2026-10-01 D - Dismissed
KI4KAFK4KAF
Mon 2026-05-11 KR4KTJ 4 / FL 0012030953
B - Batch		 AU - Administrative Update (none) 2026-05-11 D - Dismissed —
Thu 2026-05-07 KR4KTJ 4 / FL 0012026418
B - Batch		 AU - Administrative Update (none) 2026-05-07 G - Granted —
Tue 2026-03-17 KR4KTJ 4 / FL T - Technician 0011951052
B - Batch		 NE - New 2026-03-18 2026-03-19 G - Granted —