N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 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, WIK4GFW HAM
Amateur Extra class
licensed since 2004 (22 yrs)
Clewiston, FL
grid EL96nr
active on 1 net
125 repeaters within 50 mi
🔒 Not available — currently licensed, through May 24, 2034. If it isn't renewed, it opens for vanity requests May 25, 2036.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Currently held by GERALD C GRUENBAUM · 1 holder on record
🗓 Active on 1 net · last heard Oct 5, 2026
Current holder: GERALD C GRUENBAUM
Held K4GFW Feb 26, 2004 → present · first licensed Feb 26, 2004 as K4GFW · 1 license · FRN 0010461176
-
- Licensee
- GERALD C GRUENBAUM
- Address
- 817 Redish Circle
Clewiston, FL 33440
- FRN
- 0010461176
- Last granted
- Jun 5, 2024
- Effective
- Jun 6, 2024
- Last action
- Jun 6, 2024
FCC actions (5)
- Jun 6, 2024 — Administrative update LIAUA
- Jun 5, 2024 — License renewed LIREN
- Jan 27, 2022 — Administrative update LIAUA
- Mar 18, 2014 — License renewed LIREN
- Feb 26, 2004 — FCC action LITIN
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Nets
| Net | When | Frequency | Role | Times | Last |
|---|---|---|---|---|---|
| KNOTHEADS | Daily 9:00 AM · Thu, Fri, Sat 8:45 AM · Fri 8:30 AM ET | 14.320 | Checked in | 18 | 2026-10-05 |
From nets logged with NetLogger since the start of collection.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for K4GFW in the last 24 hours. They show up here within seconds of K4GFW beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Repeaters within 50 miles
125 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)
| Miles | Call | Name | Output | Offset | Tone | Mode | Networks | Activity | Location |
|---|---|---|---|---|---|---|---|---|---|
| 0.9 | KI4AYW | Clewiston KI4AYW |
146.7600 | -0.6 | TONE 97.4 | FM (analog) | — | Clewiston, FL | |
| 1.2 | WA4PAM | Clewiston Inn WA4PAM |
146.7600 | -0.6 | TONE 97.4 | FM (analog) | — | Clewiston, FL | |
| 1.3 | WB4TWQ | Clewiston WB4TWQ |
145.3500 | -0.6 | TSQL 127.3 | FM (analog) | — | Clewiston, FL | |
| 1.3 | WB4TWQ | Clewiston WB4TWQ WIRES-X |
444.4000 | +5 | TONE 127.3 | FM (analog) (C4FM,FM) | WIRES-X 52622 | — | Clewiston, FL |
| 1.6 | WB4TWQ | Clewiston WB4TWQ BM |
145.1400 | -0.6 | CC1 | DMR | BrandMeister 312810 | — | Clewiston, FL |
| 7.8 | K4PKT | Lake Harbor K4PKT FL-DMR |
444.4875 | +5 | CC1 | DMR | FL-DMR | — | Lake Harbor, FL |
| 12.7 | KB4ELI | Moore Haven Glad KB4ELI |
147.3000 | +0.6 | TSQL 100.0 | FM (analog) | — | Moore Haven, FL | |
| 12.8 | KJ4FJD | Moore Haven KJ4FJD |
147.3000 | +0.6 | TONE 100.0 | FM (analog) (FM,P25) | — | Moore Haven, FL | |
| 13.4 | WB4TWQ | Lehigh Acres WB4TWQ WIRES-X |
442.8000 | +5 | TONE 82.5 | FM (analog) (C4FM,FM) | WIRES-X 53598 | — | Lehigh Acres, FL |
| 14.2 | WB4TWA | Clewiston WB4TWA |
145.1400 | -0.6 | TSQL 103.5 | FM (analog) | — | Clewiston, FL | |
| 14.8 | N4PAZ | Clewiston Montur N4PAZ WIRES-X |
442.3750 | +5 | none | FM (analog) (FM,C4FM) | WIRES-X 21788 | — | Clewiston, FL |
| 15.1 | WB4TWA | Clewiston WB4TWA |
443.5250 | +5 | TONE 82.5 | FM (analog) | — | Clewiston, FL | |
| 15.2 | KF4ACN | Belle Glade KF4ACN |
443.9000 | +5 | TONE 131.8 | FM (analog) | — | Belle Glade, FL | |
| 15.3 | KJ4RUF | Clewiston KJ4RUF BM |
440.0000 | +5 | CC1 | DMR | BrandMeister 3221225 | — | Clewiston, FL |
| 18.2 | AB4BE | Belle Glade AB4BE |
147.1200 | +0.6 | TSQL 110.9 | FM (analog) (FM,P25) | — | Belle Glade, FL | |
| 19.0 | K9NJS | Clewiston K9NJS |
443.6000 | +5 | none | FM (analog) | — | Clewiston, FL | |
| 19.9 | W4TEJ | Lakeport W4TEJ |
147.3000 | +0.6 | TONE 100.0 | FM (analog) | — | Lakeport, FL | |
| 19.9 | W4TEJ | Lakeport W4TEJ |
444.0250 | +5 | TONE 100.0 | FM (analog) | — | Lakeport, FL | |
| 28.7 | W9VDS | Labelle W9VDS |
145.4700 | -0.6 | none | FM (analog) | — | Labelle, FL | |
| 30.7 | N4PSK | Indiantown N4PSK BM |
443.9000 | +5 | TONE 107.2 | FM (analog) (DMR,FM) | BrandMeister | — | Indiantown, FL |
| 30.9 | K4NBC | Indiantown K4NBC |
29.6800 | -0.1 | TONE 146.2 | FM (analog) | — | Indiantown, FL | |
| 30.9 | K4NBC | Indiantown K4NBC |
224.8000 | -1.6 | TONE 146.2 | FM (analog) | — | Indiantown, FL | |
| 32.7 | KI4UKP | Loxahatchee KI4UKP |
147.3600 | +0.6 | TSQL 110.9 | FM (analog) (FM,P25) | — | Loxahatchee, FL | |
| 33.3 | KK4UKG | West Palm Beach KK4UKG |
147.3600 | +0.6 | TONE 110.9 | FM (analog) (FM,P25) | — | West Palm Beach, FL | |
| 33.3 | W4PBC | West Palm Beach W4PBC |
444.2750 | +5 | TONE 110.9 | FM (analog) | — | West Palm Beach, FL | |
| 34.4 | K4OKE | Okeechobee K4OKE |
147.1950 | +0.6 | TONE 100.0 | FM (analog) | — | Okeechobee, FL | |
| 34.4 | K4OKE | Okeechobee K4OKE |
444.0500 | +5 | TSQL 100.0 | FM (analog) | — | Okeechobee, FL | |
| 34.7 | K4OKE | Okeechobee K4OKE |
147.0900 | +0.6 | TSQL 100.0 | FM (analog) | — | Okeechobee, FL | |
| 34.8 | KF4EA | Okeechobee KF4EA |
224.1000 | -1.6 | none | FM (analog) | — | Okeechobee, FL | |
| 36.4 | N4KJW | West Palm Beach N4KJW |
442.7500 | +5 | none | FM (analog) | — | West Palm Beach, FL | |
| 36.7 | WA4PAM | LaBelle EOC WA4PAM |
145.4700 | -0.6 | TSQL 97.4 | FM (analog) | — | LaBelle, FL | |
| 36.8 | KI4AYW | LaBelle KI4AYW |
145.4700 | -0.6 | TONE 97.4 | FM (analog) | — | LaBelle, FL | |
| 36.8 | NQ6U | LaBelle NQ6U BM |
442.5000 | +5 | CC9 | DMR | BrandMeister 311220 DMR-MARC | — | LaBelle, FL |
| 36.8 | N0JCC | Labelle N0JCC |
145.4700 | -0.6 | TONE 97.4 | FM (analog) | — | Labelle, FL | |
| 37.0 | WB2SNN | Loxahatchee WB2SNN |
444.3500 | +5 | TSQL 110.9 | FM (analog) | — | Loxahatchee, FL | |
| 37.5 | KB4MRX | Loxatchee KB4MRX |
224.7200 | -1.6 | TONE 103.5 | FM (analog) | — | Loxatchee, FL | |
| 37.6 | KA4EPS | Loxahatchee KA4EPS AllStar |
444.3000 | +5 | TSQL 110.9 | FM (analog) | AllStar | — | Loxahatchee, FL |
| 38.4 | W7RTK | Okeechobee W7RTK |
146.7000 | -0.6 | TONE 100.0 | FM (analog) | — | Okeechobee, FL | |
| 38.6 | W4ESA | Loxahatchee W4ESA |
146.8050 | -0.6 | TONE 88.5 | FM (analog) | — | Loxahatchee, FL | |
| 39.4 | W4SLC | Port St Lucie W4SLC BM |
442.0250 | +5 | none | FM (analog) (DMR,FM) | BrandMeister 311295 | — | Port St Lucie, FL |
| 39.6 | K2ELI | Loxahatchee K2ELI BM |
433.0125 | +5 | CC1 | DMR | BrandMeister 312486103 | — | Loxahatchee, FL |
| 39.8 | K4NRG | Ft Pierce K4NRG |
927.6000 | -25 | TONE 100.0 | FM (analog) | — | Ft Pierce, FL | |
| 39.9 | N4KVL | Loxahatchee N4KVL BM |
443.7250 | +5 | TSQL 110.9 | FM (analog) (DMR,FM,P25) | BrandMeister 311385 | — | Loxahatchee, FL |
| 40.0 | K4OKE | Okeechobee K4OKE |
53.3100 | -1 | none | FM (analog) | — | Okeechobee, FL | |
| 40.5 | KA2UFO | West Palm Beach KA2UFO |
444.3000 | +5 | TONE 110.9 | FM (analog) | — | West Palm Beach, FL | |
| 40.9 | KS4EC | Wellington KS4EC |
442.9000 | +5 | TONE 103.5 | FM (analog) | — | Wellington, FL | |
| 41.3 | K4WRC | Wellington K4WRC WIRES-X |
442.0500 | +5 | TSQL 103.5 | FM (analog) (C4FM,FM) | WIRES-X 18056 | — | Wellington, FL |
| 41.4 | W4SLC | Port Saint Lucie W4SLC |
147.0150 | +0.6 | TSQL 107.2 | FM (analog) | — | Port Saint Lucie, FL | |
| 41.4 | W4SLC | Port Saint Lucie W4SLC |
442.0000 | +5 | TONE 107.2 | FM (analog) | — | Port Saint Lucie, FL | |
| 42.2 | K3ALW | Port St Lucie K3ALW BM |
433.8000 | +5 | CC1 | DMR | BrandMeister 3158466 | — | Port St Lucie, FL |
| 42.5 | K4WRC | Wellington K4WRC IRLP |
147.2850 | +0.6 | TSQL 103.5 | FM (analog) (C4FM,FM) | EchoLink 475456 IRLP 4285 | — | Wellington, FL |
| 42.5 | K4WRC | Wellington K4WRC BM |
145.1900 | -0.6 | TSQL 103.5 | FM (analog) (DMR,FM) | BrandMeister 3149803 | — | Wellington, FL |
| 43.1 | W4BIY | Lehigh Acres W4BIY |
444.5750 | +5 | TONE 67.0 | FM (analog) | — | Lehigh Acres, FL | |
| 43.3 | N4DJJ | Ave Maria N4DJJ |
444.0750 | +5 | TSQL 103.5 | FM (analog) | — | Ave Maria, FL | |
| 44.3 | WV4I | Wellington Palms WV4I |
147.0450 | +0.6 | TSQL 110.9 | FM (analog) | — | Wellington, FL | |
| 44.3 | K4EEX | Lantana K4EEX |
443.9750 | +5 | TSQL 110.9 | FM (analog) | — | Lantana, FL | |
| 44.4 | KG6CXP | Lehigh Acres KG6CXP |
145.3500 | -0.6 | TONE 136.5 | FM (analog) | — | Lehigh Acres, FL | |
| 44.6 | WB4TWQ | Lehigh Acres WB4TWQ |
444.5000 | +5 | TONE 67.0 | FM (analog) | — | Lehigh Acres, FL | |
| 44.6 | WT2D | Lehigh Acres WT2D |
145.3700 | -0.6 | TONE 100.0 | FM (analog) | — | Lehigh Acres, FL | |
| 44.6 | WT2D | Lehigh Acres WT2D |
442.6000 | +5 | TSQL 100.0 | FM (analog) | — | Lehigh Acres, FL | |
| 44.9 | K4PKT | Wellington K4PKT FL-DMR |
442.9375 | +5 | CC1 | DMR | FL-DMR | — | Wellington, FL |
| 44.9 | N4KMM | West Palm Beach N4KMM |
147.3150 | +0.6 | TONE 110.9 | FM (analog) | — | West Palm Beach, FL | |
| 45.1 | N2FSU | Lehigh Acres N2FSU |
147.3750 | +0.6 | TONE 123.0 | FM (analog) | — | Lehigh Acres, FL | |
| 45.1 | N2FSU | Immokalee N2FSU |
146.8200 | -0.6 | TONE 123.0 | FM (analog) | — | Immokalee, FL | |
| 45.3 | N2FSU | Lehigh Acres N2FSU |
442.8750 | +5 | TONE 136.5 | FM (analog) | — | Lehigh Acres, FL | |
| 45.4 | N2FSU | Lehigh Acres N2FSU AllStar |
146.7150 | -0.6 | TSQL 74.4 | FM (analog) | AllStar 28332 EchoLink 29592 AllStar 29591 | — | Lehigh Acres, FL |
| 45.4 | W4MPX | Fort Myers W4MPX BM |
434.4500 | +5 | CC1 | DMR | BrandMeister 318461501 | — | Fort Myers, FL |
| 45.6 | NR4P | Lake Worth NR4P BM |
433.1000 | +5 | CC1 | DMR | BrandMeister 317501901 | — | Lake Worth, FL |
| 45.6 | KA4EPS | West Palm Beach KA4EPS AllStar |
444.1250 | +5 | TSQL 107.2 | FM (analog) | AllStar 27878 | — | West Palm Beach, FL |
| 45.7 | W4BIY | Lehigh Acres W4BIY BM |
442.8000 | +5 | CC1 | DMR | BrandMeister 312798 | — | Lehigh Acres, FL |
| 45.7 | W4BIY | Lehigh Acres W4BIY BM |
145.1500 | -0.6 | CC4 | DMR | BrandMeister 312831 | — | Lehigh Acres, FL |
| 45.7 | W4BIY | Lehigh Acres W4BIY BM |
927.6875 | -25 | CC6 | DMR | BrandMeister 312840 | — | Lehigh Acres, FL |
| 46.6 | WX3C | Boynton Beach WX3C |
442.1250 | +5 | none | FM (analog) | — | Boynton Beach, FL | |
| 46.6 | WX3C | Boynton Beach WX3C |
443.3250 | +5 | CC? | DMR | — | Boynton Beach, FL | |
| 46.7 | NI4CE | Lake Placid Happ NI4CE |
443.9500 | +5 | TSQL 100.0 | FM (analog) | 🗓 1 net | 1 net · 151 check-ins · 78 stations | Lake Placid, FL |
| 46.7 | W4HEM | Lake Placid W4HEM |
145.2100 | -0.6 | TSQL 100.0 | FM (analog) | — | Lake Placid, FL | |
| 46.8 | W4MPX | Fort Myers W4MPX BM |
434.5750 | +5 | CC1 | DMR | BrandMeister 318461503 | — | Fort Myers, FL |
| 46.8 | KQ4HVI | Fort Myers Lehig KQ4HVI AllStar |
147.3450 | +0.6 | TSQL 136.5 | FM (analog) | AllStar 546397 | — | Fort Myers, FL |
| 46.9 | W1RP | Lehigh Acres W1RP |
147.2850 | +0.6 | TONE 136.5 | FM (analog) | — | Lehigh Acres, FL | |
| 46.9 | KC4YEE | Florida KC4YEE BM |
439.5500 | +5 | CC1 | DMR | BrandMeister 3188082 | — | , FL |
| 46.9 | KW4G | Lake Placid KW4G AllStar |
147.0450 | +0.6 | TONE 100.0 | FM (analog) | AllStar 659372 | — | Lake Placid, FL |
| 46.9 | K4ZK | Stuart SFHS K4ZK |
147.0600 | +0.6 | TSQL 107.2 | FM (analog) | — | Stuart, FL | |
| 46.9 | W4HCA | Lake Placid Happ W4HCA |
442.7375 | +5 | Fusion (C4FM) | — | Lake Placid, FL | ||
| 46.9 | W4HCA | Lake Placid Happ W4HCA |
147.0450 | +0.6 | TSQL 100.0 | FM (analog) | — | Lake Placid, FL | |
| 47.0 | KM4ECQ | Lake Placid KM4ECQ |
442.7375 | +5 | CC? | DMR | — | Lake Placid, FL | |
| 47.0 | WW4EOC | Lake Placid WW4EOC |
444.5250 | +5 | TONE 203.5 | FM (analog) | — | Lake Placid, FL | |
| 47.0 | KK4LI | Lake Placid KK4LI |
443.9500 | +5 | TONE 100.0 | FM (analog) | — | Lake Placid, FL | |
| 47.0 | KW4G | Lake Placid KW4G AllStar |
442.7375 | +5 | TONE 100.0 | FM (analog) | AllStar 659371 | — | Lake Placid, FL |
| 47.2 | W2WDW Listed as W2WDW-LW |
Lake Worth W2WDW BM |
444.4750 | +5 | CC5 | DMR | BrandMeister 311207 BrandMeister 312855 | — | Lake Worth, FL |
| 47.3 | NI4CE | Lake Placid NI4CE |
442.8500 | +5 | TONE 100.0 | FM (analog) | 🗓 1 net | 1 net · 151 check-ins · 78 stations | Lake Placid, FL |
| 47.4 | KA3COZ | Palm City KA3COZ |
442.8500 | +5 | TONE 107.2 | FM (analog) | — | Palm City, FL | |
| 47.5 | W4JUP | West Solid Waste W4JUP |
146.7150 | -0.6 | TONE 110.9 | FM (analog) | 🗓 1 net | 1 net · 17 check-ins · 17 stations | West Palm Beach, FL |
| 47.8 | WA4FAP | West Palm Beach WA4FAP |
147.1650 | +0.6 | TONE 110.9 | FM (analog) | — | West Palm Beach, FL | |
| 48.1 | KD4SJF | Palm Beach Garde KD4SJF FL-DMR |
442.1000 | +5 | CC10 | DMR | FL-DMR | — | Palm Beach Gardens, FL |
| 48.2 | W1CEB | Lake Worth W1CEB BM |
433.0125 | +5 | CC1 | DMR | BrandMeister 3157770 | — | Lake Worth, FL |
| 48.3 | NR4P | Boynton Beach NR4P |
147.2250 | +0.6 | TONE 107.2 | FM (analog) | — | Boynton Beach, FL | |
| 48.5 | AG4BV | Jupiter Farms AG4BV |
145.1700 | -0.6 | TSQL 110.9 | FM (analog) | — | Jupiter Farms, FL | |
| 48.5 | WR4AKX | West Sewage Proc WR4AKX |
146.6700 | -0.6 | TONE 110.9 | FM (analog) | — | West Palm Beach, FL | |
| 48.5 | KZ4AC | Palm Beach Garde KZ4AC BM |
433.0125 | +5 | CC1 | DMR | BrandMeister 3192324 | — | Palm Beach Gardens, FL |
| 48.6 | NR4P | Boynton Beach NR4P BM |
444.6500 | +5 | CC2 | DMR | BrandMeister 314042 | — | Boynton Beach, FL |
| 48.7 | AD3N | Port St Lucie AD3N |
442.0000 | +5 | TONE 107.2 | FM (analog) | — | Port St Lucie, FL | |
| 48.7 | N0LO | Miles City N0LO |
444.9500 | +5 | TONE 110.9 | FM (analog) | — | Miles City, FL | |
| 48.7 | KA4EPS | Jupiter KA4EPS AllStar |
443.8250 | +5 | TSQL 110.9 | FM (analog) | AllStar 27873 | — | Jupiter, FL |
| 48.7 | N4KVL | West Palm Beach N4KVL |
147.3150 | +0.6 | TSQL 110.9 | FM (analog) (FM,P25) | — | West Palm Beach, FL | |
| 48.8 | WX3C | Lake Worth WX3C |
443.3750 | +5 | CC? | DMR | — | Lake Worth, FL | |
| 48.8 | W4YVM | Lake Worth W4YVM |
443.3750 | +5 | none | FM (analog) | — | Lake Worth, FL | |
| 48.8 | N4IRS | Palm City N4IRS HBLink |
927.6250 | -25 | CC1 | DMR | HBLink | — | Palm City, FL |
| 48.8 | KK4UKC | Palm City KK4UKC MARC |
444.9750 | +5 | CC7 | DMR | DMR-MARC | — | Palm City, FL |
| 48.9 | AC4JM | Boynton Beach AC4JM AllStar |
441.8500 | +5 | TONE 136.5 | FM (analog) | AllStar 66251 | — | Boynton Beach, FL |
| 49.4 | N4IRS | Palm City N4IRS |
927.6000 | -25 | CC1 | DMR | — | Palm City, FL | |
| 49.5 | K2HP | Lake Placid K2HP |
146.6700 | -0.6 | TONE 127.3 | FM (analog) | — | Lake Placid, FL | |
| 49.5 | KF4LZA | Coral Spring KF4LZA |
443.4500 | +5 | CC? | DMR | — | Coral Spring, FL | |
| 49.6 | W4HAW | West Palm Beach W4HAW |
146.7450 | -0.6 | TONE 110.9 | FM (analog) | — | West Palm Beach, FL | |
| 49.6 | KW4JM | GREENACRES KW4JM BM |
442.1000 | in 445.1000 | CC1 | DMR | BrandMeister 3196125 | — | GREENACRES, FL |
| 49.8 | K4NRG | Stuart K4NRG |
146.9850 | -0.6 | TONE 107.2 | FM (analog) | — | Stuart, FL | |
| 49.9 | K4PSL | Port Saint Lucie K4PSL |
443.6500 | +5 | TONE 107.2 | FM (analog) | — | Port Saint Lucie, FL | |
| 49.9 | KA3COZ | Stuart KA3COZ |
444.1500 | +5 | TSQL 107.2 | FM (analog) | — | Stuart, FL | |
| 49.9 | K2DMR | Port St Lucie K2DMR NJ-TURBO |
440.8500 | +5 | CC1 | DMR | NJ-TURBO | — | Port St Lucie, FL |
| 49.9 | AC4XQ | Port Saint Lucie AC4XQ |
443.8375 | +5 | CC9 | DMR | — | Port Saint Lucie, FL | |
| 32.7 | AG4BV offline | Indiantown AG4BV |
146.7300 | -0.6 | TONE 110.9 | FM (analog) | — | Indiantown, FL | |
| 32.7 | AG4BV offline | Indiantown AG4BV |
444.4500 | +5 | TSQL 110.9 | FM (analog) | — | Indiantown, FL | |
| 41.4 | N4KYS offline | West Palm Beach N4KYS MARC |
440.1450 | +5 | CC2 | DMR | DMR-MARC | — | West Palm Beach, FL |
| 42.6 | WB2NBU offline | Wellington WB2NBU IRLP |
147.2850 | +0.6 | none | FM (analog) | IRLP 7830 🗓 1 net | 1 net | Wellington, FL |
| 49.3 | N4IRS offline | Palm City N4IRS MARC |
438.3500 | in 430.7500 | CC1 | DMR | DMR-MARC | — | Palm City, FL |
| 50.0 | K4WPB offline | West Palm Beach K4WPB |
145.3200 | -0.6 | none | FM (analog) (DV,FM) | — | West Palm Beach, FL |