N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

K4SU HAM

Amateur Extra class licensed since 2000 (26 yrs) K4SU since 2006 · previously KG4IHS Mineral, VA grid FM18cb 111 repeaters within 50 mi
🔒 Not available — currently licensed, through Mar 14, 2036. If it isn't renewed, it opens for vanity requests Mar 15, 2038.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

📝 K4SU has filed vanity applications before — latest filed Mar 8, 2006 · what was requested

Currently held by Nathan A Cass · 2 holders on record

Current holder: Nathan A Cass

Held K4SU Mar 14, 2006 → present · first licensed Jun 21, 2000 as KG4IHS · 2 licenses · FRN 0003280781

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Previous holder: STEVEN H GALLANT

Held K4SU Feb 22, 1994 → Feb 22, 2004 · first licensed Feb 22, 1994 as K4SU · 1 license · no FRN on file (pre-2001 records)

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Vanity applications filed by K4SU

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · AwardApplicantRequested (in order)Status
Filed Mar 8, 2006
Granted Jan 24, 2026
0002496891
 KG4IHS · Nathan A Cass · Amateur Extra
Attn: Nathan A. Cass, Sr. · 861 Lakeview Drive, Mineral, VA 23117
38.0439, -77.7906 (street) · Grid FM18cb · CQ 5 · ITU 8 · map ↗
1.K4SU ✓ granted
 Dismissed
got K4SU
Filed Feb 23, 2006
Granted Jan 24, 2026
0002496843
 KG4IHS · Nathan A Cass · Amateur Extra
Attn: Nathan A. Cass · 861 Lakeview Drive, Mineral, VA 23117
38.0439, -77.7906 (street) · Grid FM18cb · CQ 5 · ITU 8 · map ↗
1.K4SU ✓ granted
2.WK4P held
 Granted
got K4SU
Filed Feb 14, 2006
Award date was Mar 4, 2006
0002482438
 KG4IHS · Nathan A Cass · Amateur Extra
Attn: Nathan A. Cass · 861 Lakeview Drive, Mineral, VA 23117
38.0439, -77.7906 (street) · Grid FM18cb · CQ 5 · ITU 8 · map ↗
1.N4EA held
 Dismissed
Filed Feb 9, 2006
Award date was Feb 27, 2006
0002476820
 KG4IHS · Nathan A Cass · Amateur Extra
Attn: Nathan A. Cass · 861 Lakeview Drive, Mineral, VA 23117
38.0439, -77.7906 (street) · Grid FM18cb · CQ 5 · ITU 8 · map ↗
1.K4XK held
 Dismissed
Filed Jan 23, 2006
Award date was Feb 10, 2006
0002454899
 KG4IHS · Nathan A Cass · Amateur Extra
Attn: Nathan A. Cass · 861 Lakeview Drive, Mineral, VA 23117
38.0439, -77.7906 (street) · Grid FM18cb · CQ 5 · ITU 8 · map ↗
1.K4DC held
 Dismissed
Filed Jan 9, 2006
Award date was Jan 27, 2006
0002438259
 KG4IHS · Nathan A Cass · Amateur Extra
Attn: Nathan A. Cass · 861 Lakeview Drive, Mineral, VA 23117
38.0439, -77.7906 (street) · Grid FM18cb · CQ 5 · ITU 8 · map ↗
1.W4HV held
 Dismissed

Others requesting K4SU

11 applications listed K4SU as a choice, newest first.

FiledAwardApplicantChoice #Status
May 5, 2006 May 23, 2006 WA2TCQ · Thomas J Auth · Edgewater, MD 5Dismissed
Mar 8, 2006 Mar 26, 2006 KG4IHS · Nathan A Cass · Mineral, VA 1Dismissed
Mar 2, 2006 Mar 20, 2006 K4KMX · Daniel D Goodson · Arlington, VA 1Granted
Feb 28, 2006 Mar 18, 2006 KF4UAR · Jeremiah R Blasi · Dublin, CA 2Granted
Feb 23, 2006 Mar 13, 2006 KG4IHS · Nathan A Cass · Mineral, VA 1Granted
Feb 23, 2006 Mar 13, 2006 KG4IXR · DAVID J MORGAN · DRY FORK, VA 1Dismissed
Feb 8, 2006 Feb 26, 2006 KI4ARV · Daniel N Fritze · Boca Raton, FL 3Granted
Feb 6, 2006 Feb 24, 2006 WO5P · STEVEN R HOLTZCLAW SR · Knoxville, TN 6Dismissed
Feb 3, 2006 Feb 21, 2006 WI4SS · KENNETH R HUNTER · NOKESVILLE, VA 1Dismissed
Apr 18, 2005 May 6, 2005 WD4NBX · JOHN M KEMP · LEBANON, TN 4Granted
Jun 16, 2004 Jul 4, 2004 KD5BNI · Ronald A Cooney · Raleigh, NC 2Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K4SU in the last 24 hours. They show up here within seconds of K4SU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

111 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page
● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)
MilesCallNameOutputOffsetToneModeNetworksActivityLocation
9.5 N3RWZ Louisa
N3RWZ BM
 433.5000 in 446.0500 CC1 DMR BrandMeister 321485802 🗓 1 net 1 net · 56 check-ins · 23 stations Louisa, VA
11.7 K4LCE Louisa MSAW Ave
K4LCE
 145.3300 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) — Louisa, VA
11.8 K4LCE Louisa
K4LCE
 442.2250 +5 TSQL 131.8 FM (analog) — Louisa, VA
15.3 WX4EMC Spotsylvania
WX4EMC
 224.2600 -1.6 TONE 114.8 FM (analog) — Spotsylvania, VA
18.6 WA4FC Beaverdam
WA4FC DMRVA
 444.6125 +5 CC1 DMR DMRVA — Beaverdam, VA
18.6 KD4RJN Beaverdam Ashlan
KD4RJN WIRES-X
 147.0600 +0.6 TSQL 74.4 FM (analog) (FM,C4FM) WIRES-X 33143 — Beaverdam, VA
18.9 WA4FC Gum Spring
WA4FC DMRVA
 443.4375 +5 CC1 DMR DMRVA — Gum Spring, VA
18.9 WB4IKL Gum Spring
WB4IKL
 147.2700 +0.6 TSQL 203.5 FM (analog) (FM,C4FM) — Gum Spring, VA
18.9 N4GEC Gum Spring
N4GEC
 444.6500 +5 TSQL 203.5 FM (analog) — Gum Spring, VA
19.4 KB4MIC Gum Spring
KB4MIC
 53.0700 -1 TONE 203.5 FM (analog) — Gum Spring, VA
20.1 WX4EMC Frederic Cosners
WX4EMC DMRVA
 145.3000 -0.6 CC1 DMR DMRVA — Fredericksburg, VA
20.4 N4VKF Spotsylvania
N4VKF BM
 434.5500 +5 CC1 DMR BrandMeister 3151100 — Spotsylvania, VA
20.4 W4ETC Remington
W4ETC BM
 433.5500 in 439.5500 CC1 DMR BrandMeister 3214299 — Remington, VA
20.7 K4TS Fred Chancellor
K4TS
 443.8500 +5 TSQL 79.7 FM (analog) (FM,C4FM) — Fredericksburg, VA
20.9 K4TS Fred Chancellor
K4TS
 147.0150 +0.6 TSQL 79.7 FM (analog) 🗓 1 net 1 net Fredericksburg, VA
21.6 W1ZFB Fred Four Mile F
W1ZFB AllStar
 927.0375 -25 TSQL 91.5 FM (analog) AllStar 41631 — Fredericksburg, VA
22.1 W4CUL Gordonsville Gib
W4CUL EchoLink
 147.1200 +0.6 TSQL 146.2 FM (analog) (FM,P25) EchoLink 300136 — Gordonsville, VA
22.1 W4CUL Gordonsville Gib
W4CUL EchoLink
 443.8000 +5 TSQL 146.2 FM (analog) (C4FM,FM) EchoLink 300136 — Gordonsville, VA
22.3 W4CUL Orange GM See
W4CUL
 224.1800 +0.6 TSQL 146.2 FM (analog) — Orange, VA
22.5 K3VB Gordonsville Gib
K3VB AllStar
 224.1800 -1.6 TONE 146.2 FM (analog) AllStar 28204 — Gordonsville, VA
23.2 KB4MIC Oilville
KB4MIC
 444.8000 +5 TSQL 203.5 FM (analog) — Oilville, VA
23.4 K4LAZ Goochland
K4LAZ BM
 421.0000 +25 CC1 DMR BrandMeister 317200901 — Goochland, VA
24.2 AE4ML Bowling Gre SRMC
AE4ML
 442.5750 +5 TSQL 79.7 FM (analog) (DMR,FM,P25) — Bowling Green, VA
24.2 AE4ML Spotsylvania
AE4ML DMRVA
 442.4000 +5 CC1 DMR BrandMeister 310747 DMRVA — Spotsylvania, VA
24.2 N8RAT Fredericksburg
N8RAT DMRVA
 442.1125 +5 CC1 DMR DMRVA — Fredericksburg, VA
24.9 WX4EMC Fredericksburg
WX4EMC DMRVA
 442.4000 +5 CC1 DMR DMRVA — Fredericksburg, VA
25.3 W1ZFB Fredericksburg
W1ZFB AllStar
 51.8600 -0.5 TONE 127.3 FM (analog) AllStar 42839 EchoLink 303832 — Fredericksburg, VA
25.3 AE4ML Fredericksburg
AE4ML DMRVA
 442.8500 +5 TSQL 79.7 FM (analog) (DMR,FM,P25) DMRVA — Fredericksburg, VA
26.2 KD4RJN Ashland
KD4RJN BM
 443.1375 +5 CC1 DMR BrandMeister 315143 — Ashland, VA
28.3 WS4VA Stafford
WS4VA
 145.2700 -0.6 TSQL 79.7 FM (analog) — Stafford, VA
28.3 WS4VA Stafford
WS4VA
 442.4500 +5 TONE 79.7 FM (analog) (FM,C4FM) — Stafford, VA
28.7 K4MSR Palmyra
K4MSR
 145.1700 -0.6 TSQL 151.4 FM (analog) — Palmyra, VA
29.7 K4JK Fork Union
K4JK BM
 440.8000 +5 CC1 DMR BrandMeister 3151075 — Fork Union, VA
30.5 KI4CMW Palmyra
KI4CMW BM
 430.4750 in 439.4750 CC1 DMR BrandMeister 311689302 — Palmyra VA, VA
31.7 KA4DCS Culpeper
KA4DCS
 53.9100 -0.5 TONE 100.0 FM (analog) — Culpeper, VA
31.9 K4MMJ Fredericksb FMl8
K4MMJ BM
 433.1000 +5 CC1 DMR BrandMeister 317511602 — Fredericksburg, FMl8, VA
32.2 K4JK Fork Union
K4JK DMRVA
 444.5375 +5 CC1 DMR DMRVA — Fork Union, VA
32.5 N8ELS Hanover
N8ELS
 145.1100 -0.6 TSQL 74.4 FM (analog) — Hanover, VA
33.4 KQ4TNV Stafford
KQ4TNV WIRES-X
 145.7850 simplex Fusion (C4FM) WIRES-X 99012 — Stafford, VA
33.4 KQ4TNV Stafford
KQ4TNV BM
 446.4125 -5 none D-STAR (C4FM,DMR,DV) BrandMeister 314452 — Stafford, VA
33.9 KO4MEJ Powhatan
KO4MEJ BM
 433.9125 +5 CC1 DMR BrandMeister 3223138 — Powhatan, VA
34.3 N2JDH Richmond VA
N2JDH BM
 441.6000 +5 CC8 DMR BrandMeister 3134437 — Richmond, VA L0C4T0R, VA
34.3 WS4VA Stafford
WS4VA
 145.3200 -0.6 none D-STAR — Stafford, VA
34.3 WS4VA Stafford
WS4VA
 147.3750 +0.6 TSQL 79.7 FM (analog) — Stafford, VA
34.3 WS4VA Stafford
WS4VA WIRES-X
 444.4500 +5 Fusion (C4FM) WIRES-X 54540 — Stafford, VA
34.3 WS4VA Stafford
WS4VA
 447.2750 -5 none D-STAR — Stafford, VA
34.3 WS4VA Stafford
WS4VA
 1282.2000 -12 none D-STAR — Stafford, VA
34.4 AE4ML Madison
AE4ML BM
 147.0300 +0.6 CC1 DMR BrandMeister 310749 — Madison, VA
34.4 AF4CY Madison
AF4CY
 145.4100 -0.6 TONE 100.0 FM (analog) — Madison, VA
34.9 KD4JLY Powhatan
KD4JLY AllStar
 224.3600 -1.6 TONE 74.4 FM (analog) AllStar 58379 — Powhatan, VA
35.0 N4POW Powhatan Wtr
N4POW WIRES-X
 147.3150 +0.6 TSQL 74.4 FM (analog) (FM,C4FM) WIRES-X 33183 — Powhatan, VA
35.0 N4POW Powhatan FC Park
N4POW DMRVA
 443.3500 +5 CC1 DMR DMRVA — Powhatan, VA
35.0 KR4KMS Stafford
KR4KMS BM
 449.5000 -5 CC7 DMR BrandMeister 322289401 — Stafford, VA
35.5 N4POW Powhatan
N4POW WIRES-X
 147.9150 -0.6 DG-ID 00-00 Fusion (C4FM) WIRES-X 33183 — Powhatan, VA
35.6 WA4TFZ Char Martha Jeff
WA4TFZ
 146.9250 -0.6 TSQL 151.4 FM (analog) — Charlottesville, VA
35.6 WA4TFZ Char Martha Jeff
WA4TFZ
 444.2500 +5 TSQL 151.4 FM (analog) — Charlottesville, VA
36.2 K4GVA King George
K4GVA
 448.4750 -5 TONE 79.7 FM (analog) — King George, VA
36.2 W4KGC King George
W4KGC
 146.7450 -0.6 TSQL 107.2 FM (analog) — King George, VA
36.8 W4MC Richmond
W4MC BM
 445.5000 -5 CC1 DMR BrandMeister 3154910 — Richmond, VA
36.8 W4HOO Richmond
W4HOO BM
 446.5000 -5 CC1 DMR BrandMeister 322321501 — Richmond, VA
37.2 KG4MRA Richmond WTVR
KG4MRA
 145.4300 -0.6 TSQL 74.4 FM (analog) (C4FM,FM) — Richmond, VA
37.2 KG4MRA Richmond WTVR
KG4MRA AllStar
 224.4200 -1.6 TSQL 74.4 FM (analog) AllStar 27125 — Richmond, VA
37.4 KG4HOT Charlottesville
KG4HOT IRLP
 224.5800 -1 TSQL 136.5 FM (analog) IRLP — Charlottesville, VA
37.4 KF4UCI Char Carter's Mt
KF4UCI
 442.0750 +5 TONE 151.4 FM (analog) — Charlottesville, VA
37.4 WA4FC Charlottesville
WA4FC DMRVA
 444.9125 +5 CC1 DMR DMRVA — Charlottesville, VA
37.9 W2AUS Powhatan
W2AUS BM
 443.9125 -5 CC1 DMR BrandMeister 320229501 — Powhatan, VA
37.9 KF4UCI Char Carters Mtn
KF4UCI DMRVA
 444.9875 +5 CC1 DMR DMRVA — Charlottesville, VA
38.2 W4RAT Richmond WCVE
W4RAT IRLP
 146.8800 -0.6 TSQL 74.4 FM (analog) (C4FM,FM) IRLP 4424 🗓 1 net 1 net · 36 check-ins · 18 stations Richmond, VA
38.2 W4RAT Richmond WCVE
W4RAT WIRES-X
 442.5500 +5 TSQL 74.4 FM (analog) (FM,C4FM) WIRES-X 58927 🗓 1 net 1 net · 36 check-ins · 18 stations Richmond, VA
38.2 W4RAT Richmond WCVE
W4RAT DMRVA
 443.5875 +5 CC1 DMR DMRVA 🗓 1 net 1 net · 36 check-ins · 18 stations Richmond, VA
38.3 K4DND Char Carters Mtn
K4DND IRLP
 146.7300 -0.6 TONE 151.4 FM (analog) IRLP 4703 — Charlottesville, VA
38.6 K3FBI Quantico
K3FBI
 147.3450 +0.6 TONE 167.9 FM (analog) (FM,P25) — Quantico, VA
38.6 K3FBI Quantico
K3FBI
 443.5500 +5 TONE 167.9 P25 — Quantico, VA
39.2 W4UVA Charlo Rice Hall
W4UVA
 443.0000 +5 TSQL 151.4 FM (analog) — Charlottesville, VA
39.4 WA4FC Richmond
WA4FC DMRVA
 147.1800 +0.6 CC1 DMR DMRVA — Richmond, VA
39.4 WA4ONG Richmond
WA4ONG BM
 449.9500 +5 CC1 DMR BrandMeister — Richmond, VA
39.5 KG4FJC Char Trump Winer
KG4FJC
 224.6000 -1.6 TSQL 151.4 FM (analog) — Charlottesville, VA
39.8 W4FJ Richmond State
W4FJ
 147.2550 +0.6 TSQL 74.4 FM (analog) (DV,FM) — Richmond, VA
39.8 W4FJ Richmond
W4FJ
 443.7125 +5 none D-STAR — Richmond, VA
39.8 W4FJ Richmond
W4FJ
 1284.0000 -20 none D-STAR — Richmond, VA
39.8 WA4FC Richmond
WA4FC
 927.0750 -25 TSQL 100.0 FM (analog) (FM,P25) — Richmond, VA
39.8 KX4O Madison Blakey
KX4O AllStar
 147.0300 +0.6 TSQL 79.7 FM (analog) AllStar 58692 — Madison, VA
40.2 KC4VDZ Richmond James
KC4VDZ AllStar
 147.1350 +0.6 TSQL 107.2 FM (analog) AllStar 67781 — Richmond, VA
40.2 KC4VDZ Richmond
KC4VDZ
 442.3000 +5 TSQL 114.8 FM (analog) (FM,C4FM) — Richmond, VA
40.4 W4LML Chesterfield VA
W4LML BM
 431.2500 -0.1 CC1 DMR BrandMeister 3203454 — Chesterfield, VA FM1, VA
40.4 AA4DH Greene Flat Top
AA4DH
 145.4700 -0.6 TSQL 151.4 FM (analog) — Greene, VA
42.2 K4BRW Standardsville
K4BRW AllStar
 224.8000 -1.6 TONE 151.4 FM (analog) AllStar 58653 — Standardsville, VA
42.2 KC8VFN King George Locu
KC8VFN
 146.7750 -0.6 TSQL 110.9 FM (analog) — King George, VA
42.2 WA4FC Richmond Dtwn
WA4FC
 224.5200 -1.6 TONE 74.4 FM (analog) — Richmond, VA
42.2 WA4FC Richmond Dtwn
WA4FC
 927.0500 -25 TSQL 100.0 FM (analog) (FM,P25) — Richmond, VA
42.2 WA4FC Richmond Dtwn
WA4FC
 1282.0000 -20 TSQL 88.5 FM (analog) — Richmond, VA
44.4 AA4DH Stanard Snow Mtn
AA4DH
 443.9000 +5 TONE 151.4 FM (analog) — Stanardsville, VA
44.5 KI4EKI Amissville
KI4EKI EchoLink
 223.5200 simplex TONE 141.3 FM (analog) EchoLink 175627 — Amissville, VA
45.0 WA3KOK Banco Fork Mtn
WA3KOK
 443.2500 +5 TSQL 107.2 FM (analog) (FM,P25) — Banco, VA
45.9 N3PZZ King George Dahl
N3PZZ
 145.3300 -0.6 TONE 88.5 FM (analog) — King George, VA
46.3 W4VA Warrenton
W4VA AllStar
 147.1650 +0.6 TSQL 167.9 FM (analog) AllStar 46212 EchoLink 883791 🗓 1 net 1 net · 1 check-ins · 1 stations Warrenton, VA
46.3 W4VA Warrenton
W4VA
 442.2500 +5 TSQL 167.9 FM (analog) 🗓 1 net 1 net · 1 check-ins · 1 stations Warrenton, VA
46.5 KO4BMA Poquoson
KO4BMA AllStar
 223.4000 simplex TONE 131.8 FM (analog) AllStar 471460 — Poquoson, VA
47.3 W4TTL Walkerton
W4TTL
 146.7150 -0.6 none FM (analog) — Walkerton, VA
47.8 N3PZZ Dahlgren Potomac
N3PZZ
 145.2500 -0.6 TONE 88.5 FM (analog) — Dahlgren, VA
49.3 KF4AH Montross
KF4AH
 146.8950 -0.6 TSQL 110.9 FM (analog) — Montross, VA
15.3 N2XHZ offline Spotsylvania
N2XHZ
 447.8750 -5 none FM (analog) — Spotsylvania, VA
31.3 K4DND offline Barboursville
K4DND IRLP
 445.9500 simplex none FM (analog) IRLP 8292 — Barboursville, VA
32.5 W4SVR offline Mechanicsville
W4SVR
 145.2400 -0.6 none FM (analog) (FM,C4FM) — Mechanicsville, VA
33.4 WU5MC offline Stafford
WU5MC
 442.4875 +5 none D-STAR — Stafford, VA
36.6 W7DQ offline Widewater
W7DQ IRLP
 446.9250 simplex TSQL 107.2 FM (analog) IRLP 3510 — Widewater, VA
38.1 WA4FC offline Richmond
WA4FC BM
 443.5375 +5 CC1 DMR BrandMeister 315108 — Richmond, VA
38.6 WA4MAS offline Richmond
WA4MAS WIRES-X
 145.1100 -0.6 TONE 127.3 FM (analog) (FM,C4FM) WIRES-X 30287 — Richmond, VA
39.6 KG4HOT offline Charlottesville
KG4HOT IRLP
 224.6000 -1.6 TSQL 151.4 FM (analog) IRLP 8354 — Charlottesville, VA
40.0 KN4SKI offline Richmond VSP
KN4SKI
 146.9400 -0.6 TSQL 74.4 FM (analog) (FM,C4FM) — Richmond, VA
42.5 W4KEL offline Charlottesville
W4KEL IRLP
 443.9250 simplex TSQL 100.0 FM (analog) IRLP 8004 — Charlottesville, VA