TOPAZ Regional Wireless Cooperative (TRWC) Trunking System, Mesa, Arizona

TOPAZ Regional Wireless Cooperative (TRWC)

System Name:	TOPAZ Regional Wireless Cooperative (TRWC)
Location:	Mesa, AZ
County:	2 Counties
System Type:	Project 25 Phase II
System Voice:	APCO-25 Common Air Interface Exclusive
System ID:	Sysid: 36B WACN: BEE00
Last Updated:	May 16, 2026, 16:47 pm UTC [Changed Talkgroup Category: Fire Departments to Fire Departments]

System Notes

This TRS was previously linked to the Regional Wireless Cooperative (RWC), via (Simulcast D), and may still be available as necessary to link the two systems together. However, since the separation of the 2 TRS's, no RWC activity has been heard on the TOPAZ TRS.

Simulcast Sites on Simulcast D:

TKN: Twin Knolls, 8450 E. Main St., East Mesa: WPNY928
TRW: TRW Plant, 7144 S. Meridian, Southeast Mesa: WPWE840
COM: Communications Center, 300 E. 6th St., Downtown Mesa: WPWE853
F05: Fire Station 5, 730 S. Greenfield, Central Mesa: WPWE854
RAN: Range Rider Trail, 3961 N. 84th St., NE Mesa: WPWE855
MCC: Mesa Community College, 1517 S. Dobson, SW Mesa: WPWL705
SWP: Germann & Greenfield, South Gilbert: WPWH996
AJ2: AJ Fire St. 2, 3955 E. Superstition, Central Apache Junction: WPWE841
AJ4: AJ Fire St. 4, 5988 S. Kings Ranch Rd., SE Apache Junction: WPWE852

Please see the Wiki page for unknown talkgroup ID's logged: Topaz Unknown TGIDs

Sites and Frequencies

Key:###.####Ctrl control channel

Florence

RFSS 3 · 3Site 002 · 2NAC 36A

Pinal

6 freqs · 4 control

852.1875Ctrl852.3375Ctrl852.6125Ctrl852.9375Ctrl853.300853.4875

Mesa Simulcast

RFSS 3 · 3Site 001 · 1NAC 361

Maricopa

16 freqs · 4 control

852.750Ctrl852.825Ctrl853.275Ctrl853.350Ctrl852.075852.250852.300852.425852.600852.675852.900853.050853.200853.500853.525854.0875

Shaw Butte

RFSS 3 · 3Site 003 · 3NAC 360

Maricopa

5 freqs · 4 control

774.14375Ctrl774.39375Ctrl774.64375Ctrl774.89375Ctrl773.89375

Thompson Peak

RFSS 3 · 3Site 004 · 4NAC 360

Maricopa

11 freqs · 4 control

851.425Ctrl852.0625Ctrl852.775Ctrl853.6375Ctrl851.1125851.875852.2625852.550853.100853.250853.9625

Talkgroups

Grouped All Talkgroups New/Updated

Key:Enc full encryptionenc partial encryption (some clear traffic)Online active on Broadcastify Calls (24h)

Mutual Aid

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DEC	HEX	Mode	Alpha Tag	Description	Tag
3044	be4	D	M/Gt PD/FD	Mesa/Gilbert PD/FD Link	Interop
3254	cb6	D Enc	W1 William 1	W1 William 1	Interop
3255	cb7	D Enc	W2 William 2	W2 William 2	Interop
3804	edc	D	M/G PD (A)	Channel A	Law Dispatch
3805	edd	D	M/G PD (B)	Channel B	Law Tac

Apache Junction

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DEC	HEX	Mode	Alpha Tag	Description	Tag
3107	c23	D Enc	AJPD 1 Dispatch	AJPD 1 Dispatch	Law Dispatch
3108	c24	D Enc	AJPD 2 TAC	AJPD 2 TAC	Law Tac
3109	c25	D Enc	AJPD 3 TAC	AJPD 3 TAC	Law Tac
3112	c28	D Enc	AJPD 3112	AJPD 3112	Law Tac
3113	c29	D Enc	AJPD 3113	AJPD 3113	Law Tac
3115	c2b	D Enc	AJPD 3115	AJPD 3115	Law Tac
3116	c2c	D Enc	AJPD 4 Data	AJPD 4 Data	Law Dispatch
3811	ee3	D	AJ Public Works	AJ Public Works	Public Works

Fire Departments

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Mesa / Gilbert / Queen Creek / Superstition / Florence / Fountain Hills Fire Departments

DEC	HEX	Mode	Alpha Tag	Description	Tag
3064	bf8	D	M/G FD C1	C1 Dispatch	Fire Dispatch
3065Online	bf9	D	M/G FD C2	C2 Major Incident	Fire-Tac
3066Online	bfa	D	M/G FD C3	C3 Mesa	Fire-Tac
3067Online	bfb	D	M/G FD C4	C4 Gilbert, QC, Superstition	Fire-Tac
3068Online	bfc	D	M/G FD C5	C5 Major Incident	Fire-Tac
3069	bfd	D	M/G FD C6	C6	Fire-Tac
3070Online	bfe	D	M/G FD Safety	C7 Safety / Major Incident	Fire-Tac
3071	bff	D	M/G FD C8	C8 Falcon Field - Fireground/Rescue Ops	Fire-Tac
3072Online	c00	D	M/G FD C9	C9 TAC 9	Fire-Tac
3073Online	c01	D	M/G FD C11	C11 TAC 11	Fire-Tac
3074	c02	D	M/G FD C12	C12 TAC 12	Fire-Tac
3076Online	c04	D	M/G FD C14	C14 (Patch to Mutual Aid)	Fire-Tac
3080	c08	D	M/G FD E3 Train	E3 Training	Fire-Talk
3086	c0e	D	M/G FD E4 Train	E4 Training	Fire-Talk
3031	bd7	D	M/G/FD E5 Train	E5 Training	Fire-Talk
3081	c09	D	MFD E6 Training	E6 Mesa FD Training	Fire-Talk
3105	c21	D	E6 EMS TG3105	E6 EMS TG3105	EMS-Tac
3106Online	c22	D	E6 Gilbert FD	E6 Gilbert FD Training	Fire-Talk
3082	c0a	D	E7 AJ FD	E7 Apache Junction FD Training	Fire-Talk
3084Online	c0c	D	E7 Gilbert FD	E7 Gilbert FD Training	Fire-Talk
3096Online	c18	D	M/G FD B1 Patch	B1 VHF 156.240 Patch	Fire-Tac
3097	c19	D	Rio FD B2 Patch	B2 VHF 151.1675 Patch	Fire-Tac
3098	c1a	D	M/G FD B3 Patch	B3 VHF 154.800 Patch	Fire-Tac
3099	c1b	D	M/G FD B5 Patch	B5 VHF 155.6175 Patch	Fire-Tac
3055	bef	D	M/G FD Super	Supervisors	Fire-Tac
3075	c03	D	M/G SR Link	Salt River Link	Fire-Tac
3078	c06	D	M/G FD Enc	M/G Fire Encrypted	Fire-Tac
3079	c07	D	M/G Fire 3079	M/G Fire 3079	Fire-Tac
3083Online	c0b	D	M/G Fire Train	M/G Fire Training	Fire-Talk
3087	c0f	D	M/G FireTAC 3087	M/G Fire TAC 3087	Fire-Tac
3088	c10	D	M/G FD Trn A	Training	Fire-Talk
3089	c11	D	M/G FD Trn B	Training	Fire-Talk
3899	f3b	D	Fire MultiAgency	Fire Multi-Agency	Fire-Tac

Fort McDowell Indian Community

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DEC	HEX	Mode	Alpha Tag	Description	Tag
3600	e10	D enc	Police	Police	Law Dispatch
3601	e11	D	Fire	Fire	Fire Dispatch

Gilbert Police

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DEC	HEX	Mode	Alpha Tag	Description	Tag
3049	be9	D enc	GPD-1 Central	GPD 1 Central (Emergency radio traffic is in the clear)	Law Dispatch
3145	c49	D Enc	GPD-2 San Tan	GPD 2 San Tan	Law Dispatch
3034	bda	D Enc	GPD-Info	GPD Info	Law Tac
3140	c44	D Enc	GPD-3 Major Inc	GPD 3 Major Incidents	Law Tac
3141	c45	D Enc	GPD-4 Major Inc	GPD 4 Major Incidents	Law Tac
3143	c47	D Enc	GPD-6-C2C	GPD 6 Car to Car	Law Talk
3047	be7	D Enc	GPD-HOT-16	GPD-HOT-16	Law Tac
3056	bf0	D Enc	GPD-CID	GPD CID	Law Tac
3057	bf1	D Enc	GPD-SWAT	GPD SWAT	Law Tac
3058	bf2	D Enc	GPD-SAR	GPD SAR	Law Tac
3059	bf3	D Enc	GPD-Events 1	GPD Events 1	Law Tac
3060	bf4	D Enc	GPD-Events 2	GPD Events 2	Law Tac
3061	bf5	D Enc	GPD-Events 3	GPD Events 3	Law Tac
3062	bf6	D Enc	GPD-Events 4	GPD Events 4	Law Tac
3142	c46	D Enc	GPD TG 3142	GPD TG 3142	Law Tac
3144	c48	D Enc	GPD TG 3144	GPD TG 3144	Law Tac
3146	c4a	D Enc	GPD TG 3146	GPD TG 3146	Law Tac
3153	c51	D Enc	GPD TG 3153	GPD TG 3153	Law Tac
3162	c5a	D Enc	GPD TG 3162	GPD TG 3162	Law Tac
3165	c5d	D Enc	GPD TG 3165	GPD TG 3165	Law Tac
3167	c5f	D Enc	GPD TG 3167	GPD TG 3167	Law Tac
3168	c60	D Enc	GPD TG 3168	GPD TG 3168	Law Tac
3170	c62	D Enc	GPD Cadets	GPD Cadets (special event traffic control)	Law Talk

Mesa Police

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DEC	HEX	Mode	Alpha Tag	Description	Tag
2900	b54	D Enc	MPD A1 Fiesta	MPD A1 Fiesta District	Law Dispatch
2901	b55	D Enc	MPD A2 Central	MPD A2 Central District	Law Dispatch
2902	b56	D Enc	MPD A3 Red Mtn	MPD A3 Red Mountain District	Law Dispatch
2903	b57	D Enc	MPD A4 Superstn	MPD A4 Superstition District	Law Dispatch
2904	b58	D Enc	MPD A5 Gateway	MPD A5 Gateway District	Law Dispatch
3017	bc9	D Enc	MPD A6 Inquiries	MPD A6 Inquiries/NCIC	Law Tac
2891	b4b	D Enc	MPD A7 Event 1	MPD A7 Event 1	Law Tac
2892	b4c	D Enc	MPD A8 Event 2	MPD A8 Event 2	Law Tac
2893	b4d	D Enc	MPD A9 Event 3	MPD A9 Event 3	Law Tac
2894	b4e	D Enc	MPD A10 Event 4	MPD A10 Event 4	Law Tac
3040	be0	D Enc	MPD A11 Event 5	MPD A11 Event 5	Law Tac
3041	be1	D	MPD A12 Event 6	MPD A12 Event 6 (reported to be Training)	Law Tac
3042	be2	D Enc	MPD A13 Event 7	MPD A13 Event 7	Law Tac
3000	bb8	D Enc	MPD A1 Fiesta	MPD A1 Fiesta District (OLD)	Law Dispatch
3003	bbb	D Enc	MPD A2 Central	MPD A2 Central District (OLD)	Law Dispatch
3006	bbe	D Enc	MPD A3 Red Mtn	MPD A3 Red Mountain District (OLD)	Law Dispatch
3009	bc1	D Enc	MPD A4 Superstn	MPD A4 Superstition District (OLD)	Law Dispatch
3012	bc4	D Enc	MPD A5 Gateway	MPD A5 Gateway District (OLD)	Law Dispatch
2895	b4f	D Enc	MPD TG 2895	MPD TG 2895	Law Tac
3001	bb9	D Enc	MPD Fiesta T	MPD Fiesta Talk	Law Talk
3002	bba	D Enc	MPD 1 HOT	MPD 1 HOT	Law Tac
3004	bbc	D Enc	MPD Centrl T	MPD Central Talk	Law Talk
3005	bbd	D Enc	MPD 2 HOT	MPD 2 HOT	Law Tac
3007	bbf	D Enc	MPD Red Mn T	MPD Red Mountain Talk	Law Talk
3010	bc2	D Enc	MPD Supers T	MPD Superstition Talk	Law Talk
3011	bc3	D Enc	MPD 3 HOT	MPD 3 HOT	Law Tac
3013	bc5	D Enc	MPD TAC Fut	MPD Future Talk	Law Talk
3014	bc6	D Enc	MPD HOT Fut	MPD Future HOT	Law Tac
3015	bc7	D Enc	MPD TG 3015	MPD TG 3015	Law Tac
3016	bc8	D Enc	MPD Info 1	MPD Information 1	Law Tac
3018	bca	D Enc	MPD Info 2	MPD Information 2	Law Tac
3019	bcb	D Enc	MPD CID 1	MPD CID-1	Law Tac
3020	bcc	D Enc	MPD CID-2	MPD CID-2	Law Tac
3021	bcd	D Enc	MPD CID-3	MPD CID-3	Law Tac
3022	bce	D Enc	MPD Warrants	MPD Warrants	Law Tac
3023	bcf	D Enc	MPD SID-1	MPD SID-1	Law Tac
3024	bd0	D Enc	MPD SID-2	MPD SID-2	Law Tac
3025	bd1	D Enc	MPD SID-3	MPD SID-3	Law Tac
3026	bd2	D Enc	MPD SID-4	MPD SID-4	Law Tac
3027	bd3	D Enc	MPD SWAT-1	MPD SWAT-1	Law Tac
3028	bd4	D Enc	MPD SWAT-2	MPD SWAT-2	Law Tac
3029	bd5	D Enc	MPD SWAT-3	MPD SWAT-3	Law Tac
3030	bd6	D Enc	MPD SWAT-4	MPD SWAT-4	Law Tac
3032	bd8	D Enc	MPD 4 HOT	MPD 4 HOT	Law Tac
3033	bd9	D Enc	MPD SWAT Ptc	MPD SWAT Patch	Law Tac
3043	be3	D Enc	MPD TG 3043	MPD TG 3043	Law Tac
3046	be6	D Enc	Mesa Mun Sct	Mesa Municipal Security	Security
3101	c1d	D	MPD Cadets	MPD Cadets	Law Tac
3104	c20	D Enc	MPD Info 3	MPD Information 3	Law Tac

Mesa Public Works

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DEC	HEX	Mode	Alpha Tag	Description	Tag
3219	c93	D	Mesa PW 3219	Mesa Public Works 3219	Public Works
3238	ca6	D	Mesa PW 3238	Mesa Public Works 3238	Public Works
3239	ca7	D	Mesa PW 3239	Mesa Public Works 3239	Public Works
3700	e74	D	Mesa PW 3700	Mesa Public Works 3700	Public Works
3705	e79	D	Mesa Util Gas 1	Mesa Utilities Gas 1	Public Works
3706	e7a	D	Mesa Util 2	Mesa Utilities 2	Public Works
3707	e7b	D	Mesa Water 1	Mesa Water 1	Public Works
3708	e7c	D	Mesa PW 3708	Mesa Public Works 3708	Public Works
3709	e7d	D	Mesa PW 3709	Mesa Public Works 3709	Public Works
3710Online	e7e	D	Mesa Constr 1	Mesa Construction 1	Public Works
3711Online	e7f	D	Mesa Constr 2	Mesa Construction 2	Public Works
3712	e80	D	Mesa PW 3712	Mesa Public Works 3712	Public Works
3714Online	e82	D	Mesa Elctrns	Mesa Electrical Technicians	Public Works
3715	e83	D	Mesa PW 3715	Mesa Public Works 3715	Public Works
3716	e84	D	Mesa Gas Svc	Mesa Gas Services	Public Works
3717	e85	D	Mesa Streets	Mesa Streets	Public Works
3719	e87	D	Mesa PW 3719	Mesa Public Works 3719	Public Works
3722	e8a	D	Mesa Water 2	Mesa Water 2	Public Works
3725	e8d	D	Mesa Cty Svc	Mesa City Services	Public Works
3727	e8f	D	Mesa Parks TA	Mesa Park Rangers Talkaround	Public Works
3728Online	e90	D	Mesa Parks 1	Mesa Park Rangers Dispatch	Public Works
3732	e94	D	Mesa Trash 1	Mesa Sanitation 1	Public Works
3733	e95	D	Mesa Trash 2	Mesa Sanitation 2	Public Works
3734	e96	D	Mesa PW 3734	Mesa Public Works 3734	Public Works
3735	e97	D	Mesa Wtr Plt	Mesa Northwest Water Treatment Plant	Public Works
3736	e98	D	Mesa Muni Court	Mesa Municipal Court Security	Security
3737	e99	D	Mesa PW 3737	Mesa Public Works 3737	Public Works
3738	e9a	D	Mesa Parks 2	Mesa Parks 2	Public Works
3739	e9b	D	Mesa PW 3739	Mesa Public Works 3739	Public Works
3740	e9c	D	Mesa ArtsCtr 1	Mesa Arts Center 1	Public Works
3741	e9d	D	Mesa ArtsCtr 2	Mesa Arts Center 2	Public Works
3742	e9e	D	Mesa ConvCtr	Mesa Convention Center - Event Setup	Public Works
3744	ea0	D	Mesa Water 3	Mesa Water 3	Public Works
3745	ea1	D	Mesa ArtsCtr 4	Mesa Arts Center 4	Public Works
3770	eba	D	Mesa Wastewater	Mesa Wastewater 3770	Public Works
3771	ebb	D	Mesa Wastewater	Mesa Wastewater 3771	Public Works
3772	ebc	D	Mesa Wastewater	Mesa Wastewater 3772	Public Works
3813	ee5	D	Mesa Salv-1	Mesa Convention Center - Salvation 1	Public Works
3814	ee6	D	Mesa Salv-2	Mesa Convention Center - Salvation 2	Public Works
3816	ee8	D	Dobson Rnch Golf	Dobson Ranch Golf Course	Public Works

Queen Creek

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DEC	HEX	Mode	Alpha Tag	Description	Tag
3820	eec	D	QC FD Training	QC FD Training	Fire-Talk
3822	eee	D	QC Parks Dept	QC Parks Dept	Public Works
3824	ef0	D	QC FD FG	QC FD Fireground	Fire-Tac
3825	ef1	D	QC FD Training	QC FD Training	Fire-Talk
3840	f00	D Enc	QC PD Disp	QC Police Dispatch	Law Dispatch
3841	f01	D Enc	QC PD TAC	QC Police TAC	Law Tac
3842	f02	D Enc	QC Police 3842	QC Police 3842	Law Tac
3848	f08	D Enc	QC Police 3848	QC Police 3848	Law Tac
3850	f0a	D Enc	QC Police 3850	QC Police 3850	Law Tac
3851	f0b	D Enc	QC Police 3851	QC Police 3851	Law Tac

Radio Technicians

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DEC	HEX	Mode	Alpha Tag	Description	Tag
305	131	D	TWRC Radio Techs	TWRC Radio Techs	Public Works
311Online	137	D	TRWC Radio Techs	TRWC Radio Techs	Public Works
315	13b	D	TWRC Radio Techs	TWRC Radio Techs	Public Works