N9TPB FCC License Search
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

KR4ISF

Currently held by David MacDonald · 1 holder on record

Current holder: David MacDonald

Held KR4ISF Jan 6, 2026 → present · first licensed Jan 6, 2026 as KR4ISF · 1 license · FRN 0037807559

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

Repeaters within 50 miles

48 repeaters within 50 miles of this address, closest first · map these & export for a radio →

MilesCallOutputOffsetToneModeNetworksLocation
7.4 N4HSV 442.2750 +5 CC1 DMR BrandMeister 311048 Huntsville, AL
7.4 KM4CJ 444.9750 +5 CC1 DMR AmComm Huntsville, AL
7.5 KJ4NYH 443.0250 +5 CC2 DMR QuadNet Madison, AL
7.5 KN4RSA 443.0250 +5 CC2 DMR QuadNet Madison, AL
7.5 KN4RSB 443.0250 +5 CC1 DMR QuadNet Madison, AL
7.5 KN4RSC 443.0250 +5 CC2 DMR QuadNet Madison, AL
7.8 N4WGY 444.7500 +5 TONE 131.8 FM (analog) AllStar 42754 Huntsville, AL
9.0 KO4FV 443.9000 +5 none FM (analog) AllStar 65046 Huntsville, AL
10.9 K4XSS 449.1250 -5 TONE 69.3 FM (analog) AllStar 47321 Huntsville, AL
11.4 N4WGY 443.8000 +5 TONE 110.9 FM (analog) AllStar 42738 Huntsville, AL
12.3 W4XE 444.3000 +5 TONE 103.5 FM (analog) AllStar 590370 Huntsville, AL
13.7 W4FMX 145.3300 -0.6 TSQL 100.0 FM (analog) IRLP 8608 Huntsville, AL
14.0 KR4OJH 433.5500 in 439.5500 CC1 DMR BrandMeister 3227906 Huntsville, AL
14.1 WR4JW 444.3250 +5 TONE 107.2 FM (analog) AllStar 27981 Wilson Mtn - Somerville, AL
14.5 KB4CRG 444.5750 +5 TSQL 100.0 FM (analog) IRLP 4641 Huntsville, AL
14.5 KB4CRG 446.7750 simplex TSQL 100.0 FM (analog) IRLP 8722 Huntsville, AL
14.7 N4HSV 146.9400 -0.6 TSQL 100.0 FM (analog) IRLP 8087 Huntsville, AL
17.4 W4END 440.7750 +5 CC1 DMR AmComm Harvest, AL
18.0 AB4CD 445.4625 in 433.0500 CC1 DMR BrandMeister 313870070 Decatur, AL
20.4 KI4LMV 443.5750 +5 TONE 131.8 FM (analog) AllStar 587838 Athens, AL
20.4 AE4GC 443.5750 simplex TONE 131.8 FM (analog) AllStar 587832 Athens, AL
22.5 KQ4HCD 442.9000 +5 CC1 DMR BrandMeister 313798 Athens, AL
25.0 WV4K 146.8600 +0.6 TONE 203.5 FM (analog) (DMR,FM) AllStar 510751 AllStar 520481 DMR-MARC Elkmont, AL
33.5 N4UAI 444.9000 +5 CC1 DMR BrandMeister 310127 Cullman, AL
33.7 KO4BMD 445.9500 simplex TONE 100.0 FM (analog) AllStar 51348 Flintville, TN
33.8 KI4LMV 443.0500 +5 TONE 131.8 FM (analog) AllStar 587837 Rogersville, AL
36.6 KN4CI 146.9600 -0.6 TSQL 107.2 FM (analog) IRLP 8003 Moulton, AL
37.3 N4TUN 444.2750 +5 CC1 DMR Hanceville, AL
37.5 KR4FQG 440.1000 +5 CC11 DMR BrandMeister 321868102 Horton, AL
38.1 KO4ATF 147.0600 +0.6 CC5 DMR BrandMeister 311669 Albertville, AL
43.7 W4PCI 147.4450 -1 CC1 DMR BrandMeister 310126 Nectar, AL
47.5 KD4NJA 145.2600 -0.6 CC1 DMR BrandMeister 312174 Oneonta, AL
48.6 N0IV 439.0000 -5 CC1 DMR BrandMeister 311372701 Altoona, AL
49.1 W4UOT 146.8200 -0.6 TSQL 114.8 FM (analog) Winchester, TN
49.5 N2FY 438.8000 +5 CC11 DMR BrandMeister 317327701 Boaz, AL
49.7 WB4NQH 442.8750 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 75953 Killen, AL
50.0 AB4RC 442.4750 +5 DG-ID 00-00 Fusion (C4FM) WIRES-X 90374 Killen, AL
9.9 WR4JW offline 440.6125 +5 CC1 DMR BrandMeister 310357 Somerville, AL
10.9 WR4JW offline 444.7000 +5 CC1 DMR BrandMeister 311785 Somerville, AL
11.4 KA4HOT offline 222.5550 simplex TONE 136.5 FM (analog) AllStar 51647 Madison, AL
13.7 W4FMX offline 147.1400 +0.6 CC1 DMR BrandMeister 310115 Huntsville, AL
13.8 W4FMX
Listed as W4FMX HSV
offline		 442.2750 +5 CC1 DMR BrandMeister 310112 Huntsville, AL
14.6 W4TFW offline 442.0750 +5 CC1 DMR BrandMeister 313828 Decatur, AL
16.5 W4END offline 435.8750 simplex TSQL 100.0 FM (analog) IRLP 7849 Huntsville, AL
22.7 W4ORS offline 446.0500 simplex none FM (analog) IRLP 8699 IRLP 4181 Huntsville / Toney, AL
29.6 N4LX offline 146.4800 simplex TSQL 156.7 FM (analog) IRLP 4742 Cullman, AL
29.8 WV4K offline 442.6000 +5 CC1 DMR DMR-MARC athens elkmont, AL
29.8 WV4K offline 443.4500 +5 CC1 DMR DMR-MARC AllStar 520483 athens elkmont, AL