King County, Washington (WA) Scanner Frequencies and Radio Frequency Reference

King County, Washington

Last Updated: October 24, 2025, 13:49 pm UTC

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Entity	Entity Type
King County Trunked Systems (36)	Trunked
King County Amateur Radio	Amateur Radio
King County	Category
Seattle	Category
Hospitals	Category
Municipalities	Category
Native American Reservations	Category
Education	Category
Federal	Category
Airports	Aircraft / Airport
Businesses	Business Group
King County GMRS	Misc / Other

Frequencies

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King County

Public Safety

Puget Sound Emergency Radio Network (PSERN)
Project 25 Phase II

PSERN is now live and has replaced KCERS

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
155.190	KBS332	BM	123.0 PL	MARS	Mutual Aid Radio System (MARS)	FMN	Interop
155.295		BM	293 NAC	Airlift NW Disp	Airlift Northwest Dispatch - UW	P25	EMS Dispatch

Mutual Aid

Frequency	Type	Tone	Alpha Tag	Description	Mode	Tag
867.700	BM	CSQ	MutAid Tac10	Countywide Tac-10	FM	Interop
154.965	RM	123.0 PL	SAR F-2	SAR F-2	FMN	Emergency Ops
153.755	BM	CSQ	SAR F-3	SAR F-3	FMN	Emergency Ops

King County Metro Transit

KCMT is licensed for 10 UHF DMR frequencies that are used for local simplex communications apart from the 700Mhz Phase 2 system.

King County Metro Transit
Project 25 Phase II

County wide communications system

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
451.5125	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 1	Metro Transit - Atlantic Base	DMR	Transportation
451.6625	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 2	Metro Transit	DMR	Transportation
451.7375	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 3	Metro Transit - Central Base	DMR	Transportation
452.0875	WQWW649	BM	CC 1 TG 1 SL 1	KMCT 4	Metro Transit - Ryerson Base	DMR	Transportation
452.1875	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 5	Metro Transit	DMR	Transportation
456.5125	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 6	Metro Transit	DMR	Transportation
456.6625	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 7	Metro Transit	DMR	Transportation
457.737	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 8	Metro Transit	DMR	Transportation
458.0875	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 9	Metro Transit	DMR	Transportation
458.1875	WQWW649	BM	CC 1 TG 1 SL 1	KCMT 10	Metro Transit	DMR	Transportation

Seattle

Seattle Public Safety

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
155.220	KWH567	BM	103.5 PL	AMR Seattle	American Medical Response (Seattle)	FMN	EMS-Talk
158.835	WQSF795	RM	103.5 PL	AMR Seattle	American Medical Response	FMN	EMS Dispatch

Utilities

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
851.2875	WNNR525	RM	032 DPL	Seattle Light	Seattle City Light	FMN	Utilities
851.5875	WNNR525	RM	032 DPL	Seattle Light	Seattle City Light	FMN	Utilities
851.8625	WNNR525	RM		Seattle Light	Seattle City Light	FMN	Utilities
852.3625	WNNR525	RM		Seattle Light	Seattle City Light	FMN	Utilities

Hospitals

Harborview Medical Center (Seattle)

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
937.4625	WPPW453	RM	CC 3 TG 1 SL 1	Hrbrvw Med Sec	Security (Field units encrypted)	DMR	Security
936.725	WPPW453	RM	CC 1 TG 10 SL 1	Hrbrvw Eng Ops	Engineering Ops (encrypted)	DMR	Business
936.725	WPPW453	RM	CC 1 TG 11 SL 2	Hrbrvw Eng Ops	Engineering Ops (encrypted)	DMR	Business
936.225	WPPW453	RM	065 DPL	Hrbrvw Janitor	Janitorial Svcs	FMN	Business

Overlake Hospital Bellevue

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
452.150	WQBZ911	RM	16 RAN	Overlke Hosp Sec	Security Dispatch	NXDN48	Security
464.525	WPMB868	BM	16 RAN	Engineering	CH 2 (Engineering)	NXDN48	Hospital

UW Medical Center

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
852.2375	WNFK307	BM	026 DPL	UWMC Eng	Engineering	FMN	Business

Municipalities

Snoqualmie

12/15/20 - Reported to be using speech inversion for privacy

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
155.9475	WPXN230	BM		Snoq PD Local	Police Local	FMN	Law Talk

Native American Reservations

Muckleshoot Tribe

Muckleshoot Casino
DMR Motorola Capacity Plus Single Site (TRBO)

Primary casino operations

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
154.775	KNAA587	BM		Muck Police	Tribal Police	FMN	Law Dispatch

Snoqualmie Tribe

12/15/20 - Reported to be using speech inversion for privacy

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
155.6025	WQIZ327	RM		SNOQ Pd	Public Safety Ops	FMN	Multi-Dispatch

Education

Bellevue College

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
453.275	KXP589	RM	85.4 PL	Bellevue CC	Bellevue College Primary	FMN	Schools

Green River Community College

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
151.520		BM	162.2 PL	GRCC Mainten	Maintenance Repeater	FMN	Schools
159.885		BM	162.2 PL	GRCC Sec	Security Repeater	FMN	Security

Public Schools

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
151.835		BM	146.2 PL	AuburnSD408	Auburn District 408	FMN	Schools
155.265		BM	261 DPL	Enumclaw216	Enumclaw District 216	FMN	Schools
154.515		BM	114.8 PL	FedWaySD210	Federal Way District 210	FMN	Security
463.950		RM		Highline Busses	Highline Public Schools Busses	FMN	Railroad
159.975		BM		Mt View HS	Mountainview High School	FMN	Schools
467.925		BM		P Arts T Ops	Performing Arts Center/Theater Operations	FMN	Schools
151.955		BM	346 DPL	RentonSD403	Renton District 403	FMN	Schools
151.985	WQTN991	BM	43 RAN	SnoqSD 410	Snoqualmie Valley District 410	NXDN48	Schools
151.775		BM	261 DPL	TahomaSD409	Tahoma District 409	FMN	Schools
159.495		BM	246 DPL	TukwilaSD406	Tukwila District 406	FMN	Security

Seattle University

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
461.825	WPCG298	RM	CC 1 TG 1 SL 1	Seattle U Sec	Security	DMR	Security

University of Washington

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
452.075	WQOA955	RM	CC 1 TG 100001 SL 1	UW 452.075	UW	DMR	Schools
452.300	WQOA942	RM	CC 1 TG 100004 SL 2	UW 452.3	UW	DMR	Schools
463.200	WQOA955	RM	CC 1 TG 100001 SL *	UW 463.2	UW	DMR	Schools
464.8125	WQOA955	RM	CC 1 TG * SL *	UW 464.8125	UW	DMR	Schools

Federal

National Weather Service

Frequency	License	Type	Tone	Alpha Tag	Description	Mode	Tag
410.575		F	CSQ	NWS 410.575	Weather Radio Link	FMN	Federal