K7AQ (since 1987)
Retrieving current licensees in ZIP code

21104

Census 2020 data
ZIP code data
Field NameValue
CityMarriottsville, MD
Zip Location39°20'48.9"N 76°54'45.9"W
Zip Land Sq Mi16.984
Zip Water Sq Mi0.737
Zip MaidenheadFM19ni
County data
Field NameValue
CountyHoward County, MD
County Location39.2523, -76.9244
County Land Sq Mi250.9
County Water Sq Mi2.4
County MaidenheadFM19mg
16 records listed
Navigation:
  • A Callsign opens its license & application history; an Entity Name opens the licensee’s FRN history.
  • A Grant Date opens that day’s processing.
Notes:
  • Only currently active licenses are listed, ordered by Entity Name.
  • Callsigns assigned as vanity callsigns are bolded.
CallsignEntity NameApplicant
Type
Licensee
Class
Grant DateExpire Date
KC3UZT BARKER, ANDREW D IT2022-10-212032-10-21
KD3CKM Berwald, Herbert T IE2026-01-132036-01-13
KB3RPP Blade, Eric D IG2018-08-162028-08-21
KB3YXH COYLE JR, CHARLES E IT2022-04-052032-06-29
K7NDD DE GRAW, NATHAN D IT2025-04-172035-04-17
KC3VMP Demaree, Clark C IT2023-01-312033-01-31
KC3DQE Greenfield, Perry E IT2014-10-202024-10-20
KC3SWF Jerome, David A IT2021-10-042031-10-04
K3BTK Koenigsmark, Brian T IE2018-10-232028-10-23
KC3SDL Levering, Russell T IT2021-05-172031-05-17
K3KSS MILES, NELSON L IA2015-06-122025-08-10
KC3NTQ Marquart, Christine C IT2019-07-152029-07-15
KC3NTP Marquart, Jade B IT2019-07-152029-07-15
WB0OPU ROMSAAS, GARY E IA2019-05-142029-08-09
KC3DRM TOMSUDEN, MATTHEW A IT2014-10-282024-10-28
KF7TBR Whiteley, Stephen C IT2021-12-082031-12-13