Interesting Listening

This is a fairly comprehensive list of frequencies and bands that might be interesting to radio enthusiasts of many types.

Frequency Range	Band / Service	User / License	Mode	Details: Gen Class Privileges & "Must Listen" Targets
< 135.7 kHz	VLF / LF	Military / Sci	Data / CW	Submarine comms, Lightning Sferics. 60 kHz: WWVB Time Signal.
135.7 – 137.8 kHz	2200 Meters	Amateur (Gen)	All Modes	1 W EIRP Max. Fixed stations only. UTC Registration Required.
160 – 190 kHz	Lowfer	Experimental	CW	Unlicensed hobby beacons (Low Frequency Experimental Radio).
190 – 405 kHz	NDB Band	Aviation	CW	Non-Directional Beacons (Slow Morse Code IDs).
472 – 479 kHz	630 Meters	Amateur (Gen)	All Modes	5 W EIRP Max. (1W in AK). UTC Registration Required.
490 / 518 kHz	NAVTEX	Marine	SITOR-B	518 kHz: Intl Marine Safety/Weather Text (English).
530 – 1710 kHz	AM Broadcast	Commercial	AM	Medium Wave News/Music. Nighttime DX.
1.800 – 1.840 MHz	160M CW/Data	Amateur (Gen)	CW / Dig	Gen Privileges: 1500W. 1.840: FT8 Calling.
1.840 – 2.000 MHz	160M Voice	Amateur (Gen)	LSB	Gen Privileges: 1500W. "Top Band" Nighttime Ragchew.
2.182 MHz	Marine Distress	Marine	USB	International Medium Frequency Distress Channel.
2.300 – 2.495 MHz	120 Meter SW	Broadcast	AM	Tropical Band (Domestic SW).
2.500 MHz	Time Station	Gov (NIST)	AM	WWV / WWVH Time Signal.
2.850 – 3.150 MHz	Aero (Pacific)	Civil Aviation	USB	Trans-Pacific route reports.
3.200 – 3.400 MHz	90 Meter SW	Broadcast	AM	Tropical Band. 3.330 MHz: CHU Canada.
3.500 – 3.525 MHz	80M Extra CW	Amateur (Extra)	CW	No General Privileges. (DX Window).
3.525 – 3.600 MHz	80M CW/Data	Amateur (Gen)	CW / Dig	Gen Privileges: 1500W. 3.573: FT8. 3.560: QRP Call.
3.600 – 3.800 MHz	80M/75M Mix	Amateur (Adv/Ex)	LSB	No General Privileges. (Extra/Adv Voice).
3.800 – 4.000 MHz	75M Voice	Amateur (Gen)	LSB	Gen Privileges: 1500W. 3.840: W. Coast Ragchew. 3.985: QRP SSB.
4.063 – 4.438 MHz	Marine (4 MHz)	Marine	USB	4.125 MHz: Distress/Calling.
4.625 MHz	The Buzzer	Military	AM	UVB-76: Russian Number Station (Constant Buzz).
4.724 MHz	HF-GCS	US Air Force	USB	"Skyking" Messages / EAMs (Backup Freq).
4.750 – 5.060 MHz	60 Meter SW	Broadcast	AM	Tropical Band.
5.000 MHz	Time Station	Gov (NIST)	AM	WWV / WWVH Time Signal.
5.330 – 5.405 MHz	60 Meters	Amateur (Gen)	USB	Gen Privileges: 100W ERP. Channels: 5332, 5348, 5358.5, 5373, 5405.
5.450 – 5.730 MHz	Aero (Atlantic)	Civil Aviation	USB	5.598: NY/Gander Oceanic. 5.616: Shannon Volmet.
5.900 – 6.200 MHz	49 Meter SW	Broadcast	AM	Major Band. BBC, VOA, Radio Havana. Evening/Night.
6.200 – 6.525 MHz	Marine (6 MHz)	Marine	USB	6.215 MHz: Distress/Calling.
6.604 MHz	Gander Volmet	Civil Aviation	USB	N. American Aviation Weather Reports.
6.900 – 7.000 MHz	Pirate Radio	Unlicensed	AM / SSB	6.925 MHz: Weekend Hobby Pirate Broadcasts.
7.000 – 7.025 MHz	40M Extra CW	Amateur (Extra)	CW	No General Privileges. (CW DX Window).
7.025 – 7.125 MHz	40M CW/Data	Amateur (Gen)	CW / Dig	Gen Privileges: 1500W. 7.074: FT8 (High Traffic). 7.035: PSK31.
7.125 – 7.175 MHz	40M Adv Voice	Amateur (Adv/Ex)	LSB	No General Privileges.
7.175 – 7.300 MHz	40M Voice	Amateur (Gen)	LSB	Gen Privileges: 1500W. 7.200: "The Zoo".
7.300 – 7.450 MHz	41 Meter SW	Broadcast	AM	European Broadcasters (Interference in Ham Band).
7.850 MHz	Time Station	Gov (NRC)	AM	CHU Canada Time Signal.
8.195 – 8.815 MHz	Marine (8 MHz)	Marine	USB	8.291 MHz: Distress/Calling.
8.864 MHz	Aero Control	Civil Aviation	USB	Active Trans-Atlantic/Polar traffic.
8.992 MHz	HF-GCS	US Air Force	USB	Primary EAM Freq. "Skyking" Messages.
9.400 – 9.900 MHz	31 Meter SW	Broadcast	AM	Workhorse Band. Reliable global listening.
10.000 MHz	Time Station	Gov (NIST)	AM	WWV / WWVH Time Signal.
10.100 – 10.150 MHz	30 Meters	Amateur (Gen)	CW / Dig	Gen Privileges: 200W Max. No Voice. 10.136: FT8.
11.175 MHz	HF-GCS	US Air Force	USB	#1 EAM Freq. Most active military channel on HF.
11.600 – 12.100 MHz	25 Meter SW	Broadcast	AM	Afternoon/Evening Band.
12.230 – 13.200 MHz	Marine (12M)	Marine	USB	12.290 MHz: Distress/Calling.
13.200 – 13.360 MHz	Aero (Day)	Civil Aviation	USB	International flights (Daytime).
13.560 MHz	ISM / RFID	Unlicensed	Data	RFID tags, Medical devices, Heaters.
13.570 – 13.870 MHz	22 Meter SW	Broadcast	AM	Daytime Band.
14.000 – 14.025 MHz	20M Extra CW	Amateur (Extra)	CW	No General Privileges. (CW DX Window).
14.025 – 14.150 MHz	20M CW/Data	Amateur (Gen)	CW / Dig	Gen Privileges: 1500W. 14.074: FT8. 14.100: IBP Beacons.
14.150 – 14.225 MHz	20M Adv Voice	Amateur (Adv/Ex)	USB	No General Privileges.
14.225 – 14.350 MHz	20M Voice	Amateur (Gen)	USB	Gen Privileges: 1500W. 14.230: SSTV. 14.300: Maritime Net.
15.000 MHz	Time Station	Gov (NIST)	AM	WWV / WWVH Time Signal.
15.100 – 15.600 MHz	19 Meter SW	Broadcast	AM	Primary Daytime DX Band.
16.360 – 17.410 MHz	Marine (16M)	Marine	USB	16.420 MHz: Distress/Calling.
17.480 – 17.900 MHz	16 Meter SW	Broadcast	AM	Daytime Band.
17.900 – 18.030 MHz	Aero (Asia)	Civil Aviation	USB	Long range Asia/Australia routes.
18.068 – 18.168 MHz	17 Meters	Amateur (Gen)	All Modes	Gen Privileges: Full Band (1500W). 18.100: FT8/PSK31.
20.000 MHz	Time Station	Gov (NIST)	AM	WWV Time Signal (Sporadic reception).
21.000 – 21.025 MHz	15M Extra CW	Amateur (Extra)	CW	No General Privileges.
21.025 – 21.200 MHz	15M CW/Data	Amateur (Gen)	CW / Dig	Gen Privileges: 1500W. 21.074: FT8.
21.200 – 21.275 MHz	15M Adv Voice	Amateur (Adv/Ex)	USB	No General Privileges.
21.275 – 21.450 MHz	15M Voice	Amateur (Gen)	USB	Gen Privileges: 1500W. Daytime DX.
21.450 – 21.850 MHz	13 Meter SW	Broadcast	AM	Deep Daytime DX (Solar Peak).
24.890 – 24.990 MHz	12 Meters	Amateur (Gen)	All Modes	Gen Privileges: Full Band (1500W). 24.915: FT8.
25.670 – 26.100 MHz	11 Meter SW	Broadcast	AM	Rarely active.
26.100 – 26.950 MHz	Remote Pickup	Commercial	FM / AM	"Marti" RPU Units (Radio Station Links).
26.965 – 27.405 MHz	CB Radio	Public	AM / SSB	Ch 19: Truckers. Ch 6: Superbowl. Ch 38: LSB DX.
27.405 – 28.000 MHz	Freeband	Pirate	USB	Illegal CB DX ("Triple 5" 27.555 Call).
28.000 – 28.300 MHz	10M CW/Data	Amateur (Gen)	CW / Dig	Gen Privileges: 1500W. 28.074: FT8.
28.300 – 29.700 MHz	10M Voice	Amateur (Gen)	USB / FM	Gen Privileges: 1500W. 28.400: SSB Call. 29.600: FM Call.
30.00 – 50.00 MHz	VHF Low	Pub / Biz / Mil	FM	30-39: Biz/Farm. 39-46: Police (Old). 47-50: Mil. Skip DX.
50.000 – 54.000 MHz	6 Meters	Amateur (Gen)	All Modes	Gen Privileges: Full Band (1500W). 50.125: USB Call. 50.313: FT8.
54.00 – 72.00 MHz	TV Low	Broadcast	ATSC	TV Channels 2-4.
72.00 – 76.00 MHz	RC Control	Public	FM	Radio Control Aircraft (72 MHz) & Surface (75 MHz).
76.00 – 88.00 MHz	TV Mid	Broadcast	ATSC	TV Channels 5-6.
88.00 – 108.00 MHz	FM Broadcast	Commercial	WFM	Standard FM Radio.
108.00 – 117.95 MHz	Nav (VOR)	Aviation	AM	VOR/ILS Beacons (Morse ID only).
118.00 – 136.97 MHz	Civil Air	Aviation	AM	121.5: Emergency. 123.45: Pilot Chat. 131.55: ACARS Data.
137.00 – 138.00 MHz	Weather Sat	Gov (NOAA)	WFM	NOAA APT (Images): 137.100, 137.620.
144.000 – 148.00 MHz	2 Meters	Amateur (Gen)	All Modes	Gen Privileges: Full Band. 146.52: Call. 144.39: APRS. 145.80: ISS.
150.00 – 156.00 MHz	VHF Biz/Pub	Commercial	FM / P25	Towing, Taxis, Rural Police. 151.82-154.60: MURS (No Lic).
156.00 – 157.425 MHz	Marine VHF	Marine	FM	Ch 16 (156.8): Call/Distress. Ch 22A: Coast Guard.
160.20 – 161.60 MHz	Railroad	Transport	FM	AAR Channels 07-97. Telemetry & Voice.
161.975 / 162.025	AIS	Marine	Digital	Marine Position Tracking Data (Plots ships on map).
162.400 – 162.550	NOAA WX	Gov	FM	7 Continuous Weather Channels.
162.00 – 174.00 MHz	Fed / Pub	Gov / Biz	FM / P25	Federal Agencies / Public Safety.
219.00 – 220.00 MHz	1.25M Data	Amateur (Gen)	Digital	Gen Privileges: Fixed Pt-to-Pt Only.
220.00 – 222.00 MHz	PTC	Railroad	Digital	Positive Train Control (Data).
222.00 – 225.00 MHz	1.25M Voice	Amateur (Gen)	FM / SSB	Gen Privileges: Full Band. 223.500: FM Call.
225.00 – 380.00 MHz	MilAir	Military	AM	243.0: Guard. 255.55: Satcom Pirates. Fighters/Tankers.
315.00 MHz	Keyfobs	Unlicensed	Data	Car Remotes / TPMS Sensors.
380.00 – 400.00 MHz	Mil Trunking	Military	P25	Intra-base handhelds.
400.15 – 406.00 MHz	Radiosondes	Gov (NWS)	Digital	Weather Balloons (Digital Chirps).
406.00 – 420.00 MHz	Federal	Gov	P25	USPS, FBI, Marshals, Border Patrol.
420.00 – 430.00 MHz	70cm (Low)	Amateur (Gen)	ATV/Link	Gen Privileges: Full Band (Except North of Line A).
430.00 – 450.00 MHz	70cm (High)	Amateur (Gen)	FM / Dig	Gen Privileges: Full Band. 446.00: FM Call. 433.92: LPD/ISM.
450.00 – 460.00 MHz	UHF Biz	Commercial	FM / DMR	RPU (Remote Pickup). News Crews.
460.00 – 462.550	UHF Pub	Public Safety	FM / P25	Police/Fire Dispatch (Cities).
462.55 – 467.725	GMRS / FRS	Public	FM	Ch 1: 462.5625. Ch 20: 462.675 (Repeater).
470.00 – 608.00 MHz	UHF TV	Broadcast	ATSC	Digital TV Channels 14-36.
608.00 – 614.00 MHz	Radio Astro	Science	Noise	Channel 37 (Reserved).
617.00 – 652.00 MHz	600 MHz Cell	Mobile	LTE / 5G	T-Mobile Band 71 (Downlink).
769.00 – 805.00 MHz	700 MHz PS	Public Safety	P25	Primary Police/Fire Trunking Core.
806.00 – 869.00 MHz	800 MHz PS	Public Safety	P25	Older Police/Fire/Business Trunking.
902.00 – 928.00 MHz	33cm / ISM	Amateur (Gen)	Spread	Gen Privileges: Full Band. Smart Meters, LoRa, Ham Mesh.
935.00 – 940.00 MHz	900 MHz Biz	Commercial	DMR/NXDN	Utility dispatch, Delivery fleets.
960.0 – 1215.0 MHz	Aero Nav	Aviation	Pulse	DME / TACAN (Distance Measuring). 1090 MHz: ADS-B.
1215.0 – 1240.0 MHz	GPS L2	Satellite	Spread	1227.6 MHz: GPS L2 Signal.
1240.0 – 1300.0 MHz	23cm Ham	Amateur (Gen)	All Modes	Gen Privileges: Full Band. 1296.1: Calling. 1240-1260: ATV.
1300.0 – 1350.0 MHz	L-Band Radar	Gov (FAA)	Pulse	ARSR-4: Long Range Air Search Radar.
1370.0 – 1390.0 MHz	Mil Sat	Military	Digital	Wireless Medical Telemetry / Sat Downlinks.
1420.405 MHz	H-Line	Science	Noise	Hydrogen Line (Radio Astronomy).
1525.0 – 1559.0 MHz	Inmarsat	Satellite	Digital	1541.45: SafetyNET (Marine). ACARS (Aero).
1575.420 MHz	GPS L1	Satellite	Spread	Primary GPS Signal.
1610.0 – 1626.5 MHz	Iridium	Satellite	Digital	Sat Phones (Uplink & Downlink).
1691.0 – 1694.1 MHz	GOES WX	Gov (NOAA)	Digital	HRIT: High-Res Weather Images (Dish required).
2300.0 – 2310.0 MHz	13cm (Low)	Amateur (Gen)	Data	Gen Privileges: Full Band. High Speed Mesh.
2320.0 – 2345.0 MHz	Sat Radio	XM / Sirius	Digital	Satellite Radio Downlink.
2390.0 – 2450.0 MHz	13cm (High)	Amateur (Gen)	Data	Gen Privileges: Full Band. Shared with Wi-Fi Ch 1-6.
2400.0 – 2483.5 MHz	ISM Band	Unlicensed	Spread	Wi-Fi, Bluetooth, Microwave Ovens.
2.700 – 2.900 GHz	S-Band Radar	Gov (FAA/NWS)	Pulse	NEXRAD (Weather Radar) & Airport Surveillance.
3.300 – 3.500 GHz	9cm Ham	Amateur (Gen)	Data	Gen Privileges: Full Band. Shared with Navy Radar.
3.700 – 4.200 GHz	C-Band DL	Satellite	Digital	"Big Dish" Satellite TV Downlinks.
5.600 – 5.650 GHz	TDWR	Gov (FAA)	Pulse	Terminal Doppler Weather Radar (Airports).
5.650 – 5.925 GHz	5cm Ham	Amateur (Gen)	Data	Gen Privileges: Full Band. Shared w/ 5.8 GHz Wi-Fi / Drone Video.
9.300 – 9.500 GHz	X-Band Radar	Marine/Air	Pulse	Marine Navigation Radar / Airborne WX Radar.
10.00 – 10.50 GHz	3cm Ham	Amateur (Gen)	SSB/Dig	Gen Privileges: Full Band. 10.368 MHz: Calling.
10.525 GHz	Police Radar	Police	Doppler	X-Band Speed Radar.
10.70 – 12.75 GHz	Ku-Band DL	Satellite	Digital	Standard Satellite TV (Dish/DirectTV).
13.40 – 14.50 GHz	Ku-Band UL	Satellite	Digital	Starlink User Uplinks.
24.00 – 24.25 GHz	1.2cm Ham	Amateur (Gen)	Exp	Gen Privileges: Full Band. Millimeter Wave.
24.125 GHz	K-Band Radar	Police/Civ	Doppler	K-Band Speed Radar, Door Openers, Blind Spot Monitors.
33.40 – 36.00 GHz	Ka-Band Radar	Police	Doppler	Primary Police Speed Radar ("Stalker" Units).
47.00 – 47.20 GHz	6mm Ham	Amateur (Gen)	Exp	Gen Privileges: Full Band.
76.00 – 77.00 GHz	Auto Radar	Automotive	FMCW	Suspended Amateur Use. Long Range Car Cruise Control Radar.
77.00 – 81.00 GHz	4mm Ham	Amateur (Gen)	Exp	Gen Privileges: Full Band. Shared with Auto Radar.