N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 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, WIK4ERK HAM 📻 GMRS
Amateur Extra class
licensed since 2005 (21 yrs)
K4ERK since 2006 · previously KI4LXE
Newberry, SC
grid EM94eh
active on 2 nets
GMRS WSBR440
on APRS 2 days ago
76 repeaters within 50 mi
🔒 Not available — currently licensed, through Jan 7, 2036. If it isn't renewed, it opens for vanity requests Jan 8, 2038.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
📝 K4ERK has filed vanity applications before — latest filed Sep 29, 2005 · what was requested
Currently held by Edward R Knowles · 1 holder on record
🗓 Active on 2 nets · last heard Sep 28, 2026
Current holder: Edward R Knowles
Held K4ERK Jan 7, 2006 → present · first licensed Sep 28, 2005 as KI4LXE · 2 licenses · FRN 0014074165
-
📦 Moved: Mount Pleasant, SC → Newberry, SC
- Licensee
- Edward R Knowles
- Address
- PO Box 1068
Newberry, SC 29108
- FRN
- 0014074165
- Previous call
- KI4LXE (General)
- Last granted
- Nov 19, 2025
- Effective
- Nov 19, 2025
- Last action
- Nov 19, 2025
FCC actions (7)
- Nov 19, 2025 — License renewed LIREN
- Mar 22, 2021 — License modified LIMOD
- Jan 21, 2016 — License renewed LIREN
- Mar 12, 2007 — License modified LIMOD
- Jul 20, 2006 — Administrative update LIAUA
- Jan 7, 2006 — Vanity call sign granted VANGRT
- Jan 7, 2006 — License issued LIISS
-
- Licensee
- EDWARD R KNOWLES
- Address
- 3212 HEATHLAND WAY
MOUNT PLEASANT, SC 29466-6921
- FRN
- 0014074165
- Last granted
- Sep 28, 2005
- Effective
- Sep 28, 2005
- Last action
- Jan 7, 2006
FCC actions (3)
- Jan 7, 2006 — License canceled LICAN
- Sep 28, 2005 — License issued LIISS
- Sep 28, 2005 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Feb 16, 2016 → Oct 4, 2026 · 29 snapshots · as K4ERK
EDWARD R KNOWLES
PO Box 1068
NEWBERRY, SC 29108 - Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as KI4LXE
EDWARD R KNOWLES
3212 HEATHLAND WAY, MOUNT PLEASANT, SC 29466-6921 - Seen May 27, 2010 → Jan 14, 2016 · 18 snapshots · as K4ERK
EDWARD R KNOWLES
105 BASS POINTE LN, CHAPIN, SC 29036
Vanity applications filed by K4ERK
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 · Award | Applicant | Requested (in order) | Status |
|---|---|---|---|
Filed Sep 29, 2005
Granted Nov 19, 2025
0002332890 |
KI4LXE · EDWARD R KNOWLES
· Technician
3212 HEATHLAND WAY, MOUNT PLEASANT, SC 29466-6921
|
Granted
got K4ERK
|
Others requesting K4ERK
2 applications listed K4ERK as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Jan 26, 2021 | Feb 13, 2021 | KO4KZJ · Chris Ecker · Galax, VA | 5 | Granted |
| Sep 29, 2005 | Oct 17, 2005 | KI4LXE · EDWARD R KNOWLES · MOUNT PLEASANT, SC | 1 | Granted |
Nets
| Net | When | Frequency | Role | Times | Last |
|---|---|---|---|---|---|
| Columbia ARC Sun Nite Net_ | Sun 8:30 PM ET | 147.330 MHz | Checked in | 1 | 2026-09-28 |
| DUTCH FORK NET | Mon 4:30 PM · Sun 5:45 PM · Mon 6:30 PM ET | 147.000 | Checked in | 1 | 2026-09-14 |
From nets logged with NetLogger since the start of collection.
📡 On the air: APRS, digital & WSPR spots
📻 GMRS repeaters within 50 miles
8 on the air or of unknown status, closest first · map these & export for a GMRS radio →
| Miles | Channel | Output | Tone in | Owner | Location | Access | Status |
|---|---|---|---|---|---|---|---|
| 29 | RP15 | 462.550 | 103.5 | WSBP556 | Lexington, SC · Lake Murray Dam | Open | On the air |
| 37 | RP20 | 462.675 | D032 | WQXE747 | Chester, SC · Near Chester Medical Center | Open | On the air |
| 38 | RP18 | 462.625 | 123.0 | WRMX280 | Edgefield, SC | Open | On the air |
| 40 | RP17 | 462.600 | 141.3 | WRUJ874 | Gaffney, SC · PGF Campgrounds | Open | On the air |
| 42 | RP20 | 462.675 | 123.0 | WQOY993 | Cleveland, SC · Caesars Head | Closed | On the air |
| 42 | RP18 | 462.625 | 141.3 | WRAM265 | Rock Hill, SC · Newport | Open | On the air |
| 42 | RP19 | 462.650 | D165 | WRFH302 | Travelers Rest, SC · Paris Mountain | Closed | On the air |
| 42 | RP18 | 462.625 | 141.3 | WRJI479 | Ballentine, SC · Lake Murray | Open | On the air |
Repeaters within 50 miles
76 repeaters within 50 miles of this ZIP code, 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 · center is the ZIP code (approximate) · 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)
| Miles | Call | Name | Output | Offset | Tone | Mode | Networks | Activity | Location |
|---|---|---|---|---|---|---|---|---|---|
| 13.3 | KQ4NOR | Glymphville KQ4NOR AllStar |
146.9550 | simplex | TONE 186.2 | FM (analog) | AllStar 66357 | — | Glymphville, SC |
| 14.4 | WR4SC | Little Mountain WR4SC |
147.2100 | +0.6 | TSQL 156.7 | FM (analog) | 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Little Mountain, SC |
| 14.4 | N4UHF | Little Mountain N4UHF |
444.6500 | +5 | CC0 | DMR | — | Little Mountain, SC | |
| 15.0 | W4FTK | Little Mountain W4FTK AllStar |
146.6250 | -0.6 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Little Mountain, SC |
| 15.0 | W4FTK | Little Mt W4FTK AllStar |
443.8750 | +5 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Little Mt, SC |
| 17.1 | WR4SC | Little Mountain WR4SC NC-PRN |
443.5375 | +5 | CC1 | DMR | NC-PRN 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Little Mountain, SC |
| 19.3 | W4FTK | Clinton W4FTK AllStar |
443.6750 | +5 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Clinton, SC |
| 22.3 | AF4E | Saluda Wtr Tank AF4E AllStar |
146.9100 | -0.6 | TSQL 123.0 | FM (analog) | AllStar 458591 | — | Saluda, SC |
| 22.4 | W4FTK | Saluda Sheriffs W4FTK AllStar |
147.7500 | -0.6 | TONE 123.0 | FM (analog) | AllStar EchoLink 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Saluda, SC |
| 25.8 | KD4HLH | Laurens KD4HLH |
443.1750 | +5 | TONE 146.2 | FM (analog) | — | Laurens, SC | |
| 27.4 | KG4UAL | Leesville KG4UAL AllStar |
444.4000 | +5 | DCS 315 | FM (analog) | AllStar 558721 | — | Leesville, SC |
| 27.7 | W4RRC | Leesville W4RRC AllStar |
147.2550 | +0.6 | TONE 123.0 | FM (analog) | AllStar 50790 🗓 1 net | 1 net · 10 check-ins · 10 stations | Leesville, SC |
| 28.4 | KW4BET | Union KW4BET AllStar |
145.1500 | simplex | TONE 103.5 | FM (analog) | AllStar 474342 🗓 1 net | 1 net | Union, SC |
| 28.5 | K4USC | Union K4USC AllStar |
145.1500 | -0.6 | TONE 123.0 | FM (analog) | AllStar 53344 | — | Union, SC |
| 29.3 | K4LLE | Lexington S K4LLE |
147.0000 | +0.6 | TSQL 123.0 | FM (analog) (FM,P25) | 🗓 2 nets | 2 nets · 70 check-ins · 30 stations | Lexington, SC |
| 29.4 | K4USC | Union K4USC |
146.8350 | -0.6 | TONE 123.0 | FM (analog) | — | Union, SC | |
| 31.0 | W4GWM | Greenwood W4GWM |
145.4200 | -0.6 | none | D-STAR | — | Greenwood, SC | |
| 31.2 | WR4SC | Greenwood WR4SC |
441.6250 | +5 | TONE 91.5 | FM (analog) | 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Greenwood, SC |
| 31.2 | WR4SC | Greenwood WR4SC NC-PRN |
443.8375 | +5 | CC1 | DMR | NC-PRN 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Greenwood, SC |
| 31.2 | W4GWD | Greenwood W4GWD EchoLink |
147.1650 | +0.6 | TONE 107.2 | FM (analog) | EchoLink 584003 | — | Greenwood, SC |
| 31.4 | KF4NQN | Monettta KF4NQN AllStar |
446.6000 | -5 | TONE 156.7 | FM (analog) | AllStar 28575 | — | Monettta, SC |
| 31.4 | W4GWD | Greenwood W4GWD |
443.9000 | +5 | TONE 107.2 | FM (analog) | — | Greenwood, SC | |
| 32.0 | N5CWH | Gilbert N5CWH |
146.6550 | -0.6 | TSQL 156.7 | FM (analog) | — | Gilbert, SC | |
| 32.0 | KC4GYM | Gilbert KC4GYM IRLP |
224.5600 | -1.6 | TSQL 162.2 | FM (analog) | IRLP 4109 | — | Gilbert, SC |
| 32.1 | W4FTK | Union W4FTK AllStar |
441.7000 | +5 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Union, SC |
| 33.2 | KD4HLH | Laurens KD4HLH |
146.8650 | -0.6 | TONE 107.2 | FM (analog) | — | Laurens, SC | |
| 34.3 | W4DZF | Columbia St W4DZF |
145.2700 | -0.6 | DCS 632 | FM (analog) | — | Columbia, SC | |
| 36.3 | WR4SC | Chester WR4SC |
440.5750 | +5 | CC1 | DMR | 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Chester SC, SC |
| 36.7 | KW4BET | Chester Near KW4BET XLX056 |
442.4750 | +5 | DCS 023 | FM (analog) (DMR,FM) | AllStar 474346 EchoLink 442475 IRLP 7609 WIRES-X 36034 AllStar 474345 XLX056 🗓 1 net | 1 net | Chester, SC |
| 36.7 | W4CHR | Chester Near W4CHR AllStar |
145.3100 | -0.6 | DCS 145 | FM (analog) | AllStar 530447 EchoLink 307645 | — | Chester, SC |
| 37.8 | W4FTK | Blythewood W4FTK AllStar |
443.6500 | +5 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Blythewood, SC |
| 38.4 | WR4EC | Edgefield WR4EC |
146.8500 | -0.6 | TSQL 91.5 | FM (analog) | — | Edgefield, SC | |
| 38.7 | WJ4X | Donalds WJ4X EchoLink |
442.6000 | +5 | TSQL 107.2 | FM (analog) (DMR,FM) | EchoLink 29638 BrandMeister 314526 | — | Donalds, SC |
| 39.7 | W4FTK | Columbia W4FTK AllStar |
442.8750 | +5 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Columbia, SC |
| 39.9 | W4CAE | Columbia W4CAE AllStar |
147.3300 | +0.6 | TSQL 156.7 | FM (analog) | AllStar 494460 🗓 2 nets | 2 nets · 93 check-ins · 43 stations | Columbia, SC |
| 39.9 | K4HI | Columbia K4HI WIRES-X |
147.3600 | +0.6 | TSQL 100.0 | FM (analog) | WIRES-X 64927 | — | Columbia, SC |
| 39.9 | WR4SC | Columbia Capital WR4SC NC-PRN |
440.6125 | +5 | CC1 | DMR | NC-PRN 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Columbia, SC |
| 39.9 | K9OH | Columbia K9OH AllStar |
444.8750 | +5 | TSQL 91.5 | FM (analog) | AllStar 417861 | — | Columbia, SC |
| 40.6 | W4DV | Trenton W4DV |
145.3900 | -0.6 | TSQL 71.9 | FM (analog) | 🗓 5 nets | 5 nets · 435 check-ins · 89 stations | Trenton, SC |
| 40.6 | W4DV | Trenton W4DV |
442.5500 | +5 | CC1 | DMR | 🗓 5 nets | 5 nets · 435 check-ins · 89 stations | Trenton, SC |
| 41.1 | KW4BET | Lewis KW4BET AllStar |
442.1750 | +5 | none | FM (analog) | AllStar 530449 🗓 1 net | 1 net | Lewis SC, SC |
| 41.1 | KW4BET | Lewis KW4BET AllStar |
146.5350 | simplex | TONE 77.0 | FM (analog) | AllStar 474349 🗓 1 net | 1 net | Lewis, SC |
| 41.1 | KW4BET | Chester KW4BET AllStar |
445.9375 | simplex | TONE 67.0 | FM (analog) | AllStar 474340 🗓 1 net | 1 net | Chester, SC |
| 41.1 | KW4BET | Chester KW4BET IRLP |
446.0250 | simplex | TSQL 77.0 | FM (analog) | IRLP 4481 🗓 1 net | 1 net | Chester, SC |
| 41.1 | KW4BET | Chester NLF Dept KW4BET AllStar |
52.5700 | simplex | TONE 67.0 | FM (analog) | AllStar 474346 EchoLink 442475 IRLP 7609 WIRES-X 46034 AllStar 474344 🗓 1 net | 1 net | Chester, SC |
| 41.5 | WR4SC | Columbia WR4SC NC-PRN |
442.5125 | +5 | CC1 | DMR | NC-PRN 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Columbia, SC |
| 41.5 | WR4SC | Columbia WR4SC |
441.7250 | +5 | TONE 91.5 | FM (analog) | 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Columbia, SC |
| 41.6 | W4EAE | Cayce W4EAE |
433.1000 | +5 | CC1 | DMR | — | Cayce, SC | |
| 41.6 | W4EAE | Cayce W4EAE |
443.1000 | +5 | none | D-STAR (DMR,DV) | — | Cayce, SC | |
| 41.7 | WR4SC | Spartanburg Camp WR4SC |
147.0900 | +0.6 | TSQL 162.2 | FM (analog) | 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Spartanburg, SC |
| 41.7 | K4JLA | Spartanburg K4JLA |
147.3150 | +0.6 | TSQL 123.0 | FM (analog) | 🗓 1 net | 1 net | Spartanburg, SC |
| 41.7 | K4II | Spartanburg K4II |
224.4400 | -1.6 | none | FM (analog) | — | Spartanburg, SC | |
| 41.7 | K4II | Spartanburg K4II |
442.0750 | +5 | TONE 123.0 | FM (analog) | 🗓 1 net | 1 net | Spartanburg, SC |
| 42.6 | W4PSC | Sharon W4PSC AllStar |
147.3750 | +0.6 | DCS 156 | FM (analog) | AllStar 581270 EchoLink 141327 🗓 1 net | 1 net · 15 check-ins · 8 stations | Sharon, SC |
| 43.3 | W4PSC | Leslie W4PSC |
444.7250 | +5 | DCS 156 | FM (analog) | 🗓 1 net | 1 net · 15 check-ins · 8 stations | Leslie, SC |
| 43.7 | N4VDE | Abbeville N4VDE BM |
443.9750 | +5 | CC1 | DMR | BrandMeister 312340 | — | Abbeville, SC |
| 44.7 | KJ4VLT | Honea Path KJ4VLT |
443.7750 | +5 | TSQL 127.3 | FM (analog) | — | Honea Path, SC | |
| 44.8 | W4FTK | Richburg W4FTK AllStar |
146.7600 | -0.6 | DCS 315 | FM (analog) | AllStar 40040 EchoLink 367365 🗓 2 nets | 2 nets · 540 check-ins · 248 stations | Richburg, SC |
| 45.1 | KJ4BWK | Columbia KJ4BWK |
442.2000 | +5 | none | D-STAR | — | Columbia, SC | |
| 45.1 | KJ4BWK | Columbia KJ4BWK |
1282.2250 | +12 | none | D-STAR | — | Columbia, SC | |
| 45.3 | WK2Y | Atlanta WK2Y BM |
439.0000 | -5 | CC1 | DMR | BrandMeister 310199501 | — | Atlanta, SC |
| 45.6 | N5GI | Simpsonville N5GI IRLP |
430.1250 | simplex | TSQL 127.3 | FM (analog) | IRLP 3079 | — | Simpsonville, SC |
| 46.1 | W4DV | Trenton W4DV EchoLink |
145.4900 | -0.6 | TSQL 71.9 | FM (analog) | EchoLink 128921 🗓 5 nets | 5 nets · 435 check-ins · 89 stations | Trenton, SC |
| 46.1 | W4DV | Trenton W4DV |
444.9500 | +5 | TSQL 71.9 | FM (analog) | 🗓 5 nets | 5 nets · 435 check-ins · 89 stations | Trenton, SC |
| 46.5 | KR4KEF | Simpsonville KR4KEF BM |
440.9500 | +5 | CC3 | DMR | BrandMeister 322251901 | — | Simpsonville, SC |
| 47.4 | W4TMS | Gaffney W4TMS |
443.6250 | +5 | TONE 136.5 | FM (analog) | — | Gaffney, SC | |
| 47.8 | WR4SC | Spartanburg WR4SC NC-PRN |
440.6625 | +5 | CC1 | DMR | NC-PRN 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Spartanburg, SC |
| 47.8 | WR4SC | Spartanburg WR4SC |
441.9500 | +5 | TONE 162.2 | FM (analog) | 🗓 2 nets | 2 nets · 207 check-ins · 97 stations | Spartanburg, SC |
| 48.1 | KI4IVP | Elgin KI4IVP WIRES-X |
147.2400 | +0.6 | TSQL 103.5 | FM (analog) (FM,C4FM) | WIRES-X 18449 | — | Elgin, SC |
| 48.6 | W4CAE | Fort Jackson W4CAE |
146.7750 | -0.6 | TSQL 156.7 | FM (analog) | 🗓 2 nets | 2 nets · 93 check-ins · 43 stations | Fort Jackson, SC |
| 49.1 | KI4WVC | Spartanburg Reg KI4WVC |
442.8000 | +5 | none | FM (analog) | — | Spartanburg, SC | |
| 36.2 | KG4GKY offline | West Columbia KG4GKY IRLP |
446.8750 | simplex | TSQL 79.7 | FM (analog) | IRLP 4045 | — | West Columbia, SC |
| 39.5 | W4EAE offline | Cayce W4EAE IRLP |
147.5100 | simplex | TSQL 131.8 | FM (analog) | IRLP 8255 | — | Cayce, SC |
| 39.9 | N4EOY offline | Columbia N4EOY |
224.9000 | -1.6 | none | FM (analog) | — | Columbia, SC | |
| 46.4 | K4CDN offline | Spartanburg Dtwn K4CDN WIRES-X |
444.0750 | +5 | TSQL 100.0 | FM (analog) (FM,C4FM) | WIRES-X 51858 | — | Spartanburg, SC |
| 46.5 | WA4UKX offline | Simpsonville WA4UKX IRLP |
146.7300 | -0.6 | TONE 100.0 | FM (analog) | IRLP 4200 | — | Simpsonville, SC |