N9TPB FCC License Search
🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 2026) · next update today 6:00 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

K4SM HAM

🔒 Not available — currently licensed, through Feb 13, 2031. If it isn't renewed, it opens for vanity requests Feb 14, 2033.

📬 QSL: LoTW user, last upload Feb 17, 2013 · not eQSL AG

📝 K4SM has filed vanity applications before — latest filed Jan 31, 2001 · what was requested

Currently held by MARVIN L ACHTERHOF · 2 holders on record

Current holder: MARVIN L ACHTERHOF

Held K4SM Feb 13, 2001 → present · first licensed as KF4ODA · 4 licenses · FRN 0003196318

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

Previous holder: JOHN R HINEGARDNER

Held K4SM Aug 15, 1989 → Dec 31, 1994 · first licensed Aug 15, 1989 as K4SM · 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 K4SM

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 Jan 31, 2001
Granted Dec 2, 2020
0000352970
 WE4V · MARVIN L ACHTERHOF · Amateur Extra
Attn: Marvin L. Achterhof · 1110 MILL POND CT, SUFFOLK, VA 23434-2270
36.7030, -76.5921 (ZIP center) · Grid FM16qq · CQ 5 · ITU 8 · map ↗
1.K4SM ✓ granted
 Dismissed
got K4SM
Filed Jan 26, 2001
Granted Dec 2, 2020
0000346083
 WE4V · MARVIN L ACHTERHOF · Amateur Extra
Attn: Marvin L. Achterhof · 1110 MILL POND CT, SUFFOLK, VA 23434-2270
36.7030, -76.5921 (ZIP center) · Grid FM16qq · CQ 5 · ITU 8 · map ↗
1.K4SM ✓ granted
 Dismissed
got K4SM
Filed Jan 24, 2001
Granted Dec 2, 2020
0000342590
 WE4V · MARVIN L ACHTERHOF · Amateur Extra
Attn: Marvin L. Achterhof · 1110 MILL POND CT, SUFFOLK, VA 23434-2270
36.7030, -76.5921 (ZIP center) · Grid FM16qq · CQ 5 · ITU 8 · map ↗
1.K4SM ✓ granted
 Granted
got K4SM
Filed Sep 19, 2000
Award date was Oct 7, 2000
0000221083
 WA4MA · MARVIN L ACHTERHOF · Amateur Extra
Attn: Marvin L. Achterhof · 1110 MILL POND CT, SUFFOLK, VA 23434-2270
36.7030, -76.5921 (ZIP center) · Grid FM16qq · CQ 5 · ITU 8 · map ↗
1.W4WB held
2.WE4V held
3.WF4V held
4.WV4X held
5.AA4AS held
 Granted
Filed Sep 8, 2000
Award date was Sep 26, 2000
0000215572
 WA4MA · MARVIN L ACHTERHOF · Amateur Extra
1110 MILL POND CT, SUFFOLK, VA 23434-2270
36.7030, -76.5921 (ZIP center) · Grid FM16qq · CQ 5 · ITU 8 · map ↗
1.K4FD held
2.N4AS held
 Dismissed

Others requesting K4SM

12 applications listed K4SM as a choice, newest first.

FiledAwardApplicantChoice #Status
May 10, 2023 May 28, 2023 KQ4GJB · Steven P McCart Sr · Rock Hill, SC 1Granted
Feb 16, 2021 Mar 6, 2021 KN4SMC · Brett D Johnston · Bartlett, TN 1Dismissed
Feb 16, 2021 Mar 6, 2021 N4LSM · Michael L Trail · Dublin, VA 4Dismissed
Oct 19, 2020 Nov 6, 2020 KD4OOM · Jeffrey D Demers · EVINGTON, VA 3Dismissed
Jan 18, 2011 Feb 5, 2011 KB4SMU · PHILLIP R JONES · OKEECHOBEE, FL 2Granted
Feb 6, 2003 Feb 24, 2003 KG4YDJ · SAMUEL A MOONEYHAN · JONESBORO, GA 13Dismissed
Feb 7, 2002 Feb 25, 2002 WB4JCY · Paul F Supan · Leesburg, VA 24Dismissed
Feb 7, 2002 Feb 25, 2002 Paul F Supan · Leesburg, VA 24Dismissed
Feb 7, 2002 Feb 25, 2002 WB4JCY · Paul F Supan · Leesburg, VA 23Dismissed
Jan 31, 2001 Feb 18, 2001 WE4V · MARVIN L ACHTERHOF · SUFFOLK, VA 1Dismissed
Jan 26, 2001 Feb 13, 2001 WE4V · MARVIN L ACHTERHOF · SUFFOLK, VA 1Dismissed
Jan 24, 2001 Feb 11, 2001 WE4V · MARVIN L ACHTERHOF · SUFFOLK, VA 1Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K4SM in the last 24 hours. They show up here within seconds of K4SM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

72 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
12.0 KK4B Russellville
KK4B
 147.3000 +0.6 TSQL 162.2 FM (analog) 🗓 2 nets 2 nets · 22 check-ins · 18 stations Russellville, SC
12.2 W4BRK Moncks Corner
W4BRK
 146.6100 -0.6 TSQL 123.0 FM (analog) — Moncks Corner, SC
12.3 W4HRS Moncks Corne EOC
W4HRS
 145.4900 -0.6 TONE 103.5 FM (analog) — Moncks Corner, SC
17.1 W4APE Greeleyville
W4APE
 444.7500 +5 TSQL 123.0 FM (analog) — Greeleyville, SC
17.3 KJ4QLH Vance
KJ4QLH
 146.8050 -0.6 TSQL 156.7 FM (analog) — Vance, SC
17.4 W4HNK Dorchester
W4HNK
 147.1800 +0.6 TONE 123.0 FM (analog) — Dorchester, SC
17.4 W4HNK Dorchester
W4HNK
 443.8000 +5 TONE 123.0 FM (analog) — Dorchester, SC
17.5 W4ANK Jedburg
W4ANK
 147.2700 +0.6 TONE 123.0 FM (analog) — Jedburg, SC
19.1 WX3C Boynton Beach
WX3C BM
 902.9875 +25 CC7 DMR BrandMeister 312098 — Boynton Beach, FL
19.1 WX3C
Listed as WX3C UHF
 SUMMERVILLE
WX3C BM
 443.3700 +5 CC7 DMR BrandMeister 311239 — SUMMERVILLE, SC
19.1 WX3C
Listed as WX3C VHF
 SUMMERVILLE
WX3C BM
 147.2500 +0.6 CC7 DMR BrandMeister 312093 — SUMMERVILLE, SC
19.7 W4APE Greeleyville
W4APE EchoLink
 145.2300 -0.6 TONE 123.0 FM (analog) EchoLink 779467 — Greeleyville, SC
20.4 KK4B Cordesville
KK4B
 145.3500 -0.6 TSQL 162.2 FM (analog) 🗓 2 nets 2 nets · 22 check-ins · 18 stations Cordesville, SC
21.6 KC4ED Summerville
KC4ED
 442.3000 +5 none FM (analog) — Summerville, SC
22.2 N7GZT Vance
N7GZT AllStar
 442.2000 +5 DCS 023 FM (analog) AllStar 637122 AllStar 637121 — Vance, SC
22.4 KX4DOR Summerville
KX4DOR
 145.2800 -0.6 none D-STAR — Summerville, SC
22.4 KX4DOR Summerville
KX4DOR
 442.8375 +5 none D-STAR — Summerville, SC
22.8 WA4NMW Knightsville
WA4NMW
 147.2250 +0.6 TSQL 123.0 FM (analog) — Knightsville, SC
23.9 N2OBS Ladson
N2OBS EchoLink
 443.7750 +5 TSQL 123.0 FM (analog) EchoLink 99729 — Ladson, SC
24.2 WA4USN Knightsville
WA4USN
 146.9400 -0.6 TSQL 123.0 FM (analog) — Knightsville, SC
24.2 WA4USN Mount Pleasant
WA4USN
 441.4500 +5 TSQL 123.0 FM (analog) — Mount Pleasant, SC
24.9 W4HRS Nort Trident Hos
W4HRS
 146.7300 -0.6 TONE 123.0 FM (analog) — North Charleston, SC
24.9 KM4ABW Manning Hosp
KM4ABW
 145.1500 -0.6 TSQL 91.5 FM (analog) — Manning, SC
25.2 W4HRS Summerville Med
W4HRS
 146.9850 -0.6 TONE 123.0 FM (analog) — Summerville, SC
26.5 WR4SC Saint George
WR4SC NC-PRN
 440.6500 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Saint George, SC
26.7 KA4GDW Saint George M&M
KA4GDW
 147.0450 +0.6 TSQL 103.5 FM (analog) — Saint George, SC
30.1 NE2S Hanahan
NE2S BM
 439.5000 -5 CC1 DMR BrandMeister 316694501 — Hanahan, SC
30.9 KA4GDW Bowman
KA4GDW
 224.7800 -1.6 TSQL 179.9 FM (analog) — Bowman, SC
30.9 KA4GDW Bowman
KA4GDW
 146.8350 -0.6 TSQL 179.9 FM (analog) — Bowman, SC
32.8 N9HQC Ravenel
N9HQC BM
 443.9000 +5 TONE 123.0 FM (analog) (DMR,FM) BrandMeister 314755 — Ravenel, SC
36.2 W4HRS Charleston
W4HRS
 145.1600 -0.6 none D-STAR — Charleston, SC
36.2 W4HRS Charleston
W4HRS
 444.1125 +5 none D-STAR — Charleston, SC
36.6 W4HRS Charleston
W4HRS
 444.7750 +5 TONE 123.0 FM (analog) — Charleston, SC
37.0 K4IUG Charleston
K4IUG
 224.6600 -1.6 TSQL 210.7 FM (analog) — Charleston, SC
37.2 WR4SC Charleston
WR4SC
 147.1050 +0.6 TSQL 123.0 FM (analog) 🗓 2 nets 2 nets · 160 check-ins · 87 stations Charleston, SC
37.2 WR4SC Florence
WR4SC
 441.5750 +5 TSQL 91.5 FM (analog) 🗓 2 nets 2 nets · 160 check-ins · 87 stations Florence, SC
37.2 WR4SC Charleston
WR4SC NC-PRN
 443.0375 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Charleston, SC
37.4 K4IUG West Ashley FS 1
K4IUG
 443.3750 +5 TSQL 100.0 FM (analog) — West Ashley, SC
38.3 WR4SC Charleston
WR4SC
 146.7600 -0.6 TSQL 123.0 FM (analog) 🗓 2 nets 2 nets · 160 check-ins · 87 stations Charleston, SC
38.3 WR4SC Charleston
WR4SC NC-PRN
 442.4625 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Charleston, SC
38.3 KR4CHS Awendaw
KR4CHS
 145.1200 -0.6 none D-STAR 🗓 1 net 1 net Awendaw, SC
38.5 K4LMD Branchville
K4LMD
 145.2100 -0.6 TSQL 100.0 FM (analog) — Branchville, SC
38.7 W4GL Sumter
W4GL
 147.0150 +0.6 TSQL 156.7 FM (analog) — Sumter, SC
38.7 WR4SC Sumter
WR4SC NC-PRN
 442.3125 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Sumter, SC
39.5 K4IUG Mt Pleasant
K4IUG NONE-USE-C
 443.4500 +5 TSQL 100.0 FM (analog) (DMR,FM) NONE-USE-CONTACT99 — Mt Pleasant, SC
39.5 W4HRS Charleston MUSC
W4HRS IRLP
 145.4500 -0.6 TONE 123.0 FM (analog) IRLP 4557 — Charleston, SC
39.5 W4HRS Charleston MUSC
W4HRS
 444.8250 +5 TONE 123.0 FM (analog) — Charleston, SC
39.8 WA4USN Charleston USS
WA4USN
 146.7900 -0.6 TONE 123.0 FM (analog) — Charleston, SC
40.3 W4FTK Sumter
W4FTK AllStar
 443.3000 +5 DCS 315 FM (analog) AllStar 40040 EchoLink 367365 🗓 2 nets 2 nets · 340 check-ins · 184 stations Sumter, SC
41.4 W4HRS Walterboro Colle
W4HRS
 444.8500 +5 TONE 123.0 FM (analog) — Walterboro, SC
41.5 WR4SC Orangeburg
WR4SC
 146.8800 -0.6 TSQL 123.0 FM (analog) 🗓 2 nets 2 nets · 160 check-ins · 87 stations Orangeburg, SC
41.5 WR4SC Orangeburg
WR4SC NC-PRN
 440.5875 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Orangeburg, SC
41.5 WR4SC Orangeburg
WR4SC
 441.7500 +5 TONE 123.0 FM (analog) 🗓 2 nets 2 nets · 160 check-ins · 87 stations Orangeburg, SC
41.9 KG4BZN Walterboro
KG4BZN
 147.1350 +0.6 none FM (analog) — Walterboro, SC
41.9 KG4BZN Walterboro
KG4BZN
 444.5500 +5 TONE 123.0 FM (analog) — Walterboro, SC
41.9 KJ4QLH Orangeburg /Calh
KJ4QLH
 147.3900 +0.6 TSQL 156.7 FM (analog) — Orangeburg, SC
42.1 N7GZT Saint Hemlock rd
N7GZT AllStar
 442.7750 +5 TSQL 156.7 FM (analog) AllStar 637120 — Saint Matthews, SC
42.3 W4GL Sumter Tuomey
W4GL
 146.6400 -0.6 TONE 156.7 FM (analog) — Sumter, SC
42.3 W4GL Sumter WRJA
W4GL
 444.1500 +5 TSQL 123.0 FM (analog) (FM,DV) — Sumter, SC
42.3 WR4SC Sumter
WR4SC
 147.0150 +0.6 TSQL 156.7 FM (analog) 🗓 2 nets 2 nets · 160 check-ins · 87 stations Sumter, SC
42.3 W4FTK Wedgefield
W4FTK AllStar
 147.0600 +0.6 DCS 315 FM (analog) AllStar 40040 EchoLink 367365 🗓 2 nets 2 nets · 340 check-ins · 184 stations Wedgefield, SC
42.9 N7GZT Saint Matthews
N7GZT
 53.2100 -1 none FM (analog) — Saint Matthews, SC
42.9 AD4U Saint Matthews
AD4U
 146.6700 -0.6 TSQL 156.7 FM (analog) — Saint Matthews, SC
43.3 K4IUG Adams Run
K4IUG
 147.3450 +0.6 TSQL 141.3 FM (analog) — Adams Run, SC
43.8 WR4SC Lake City
WR4SC NC-PRN
 440.6375 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Lake City, SC
44.5 W4GL Sumter
W4GL
 441.9500 +5 none D-STAR — Sumter, SC
45.2 KJ4BWK Saint Matthews
KJ4BWK
 145.4000 -0.6 none D-STAR — Saint Matthews, SC
46.1 W4GL Wedgefield
W4GL
 145.4300 -0.6 TSQL 156.7 FM (analog) — Wedgefield, SC
49.5 WR4SC Georgetown
WR4SC NC-PRN
 441.8125 +5 CC1 DMR NC-PRN 🗓 2 nets 2 nets · 160 check-ins · 87 stations Georgetown, SC
23.9 N2OBS offline Ladson
N2OBS EchoLink
 146.8650 -0.6 TONE 123.0 FM (analog) EchoLink 99729 — Ladson, SC
38.3 NE4SC offline Kingstree
NE4SC
 145.3100 -0.6 TONE 123.0 FM (analog) — Kingstree, SC
39.1 KK4ZBE offline Mt Pleasant E
KK4ZBE
 146.6850 -0.6 TSQL 162.2 FM (analog) — Mt Pleasant, SC

Data courtesy of RepeaterBook.com