This information was received by W2LIE.net by an anonymous source.   Several other anonymous sources have verified this information.

Below is the channel layout information in Nassau County Police's New Motorola XTS2500 radios that are being used on their new trunk system.

Zone A and B look to be dedicated to Trunk Use at this time, and Zone C  Mutual Aid to the village departments within Nassau County.  If the radios are equipt with a Zone D, they are populated with the National Inter-Op Channels

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Channels	Zone A	Zone B	Zone C	Zone D
1	1/7 MAIN	1/7 DETAIL	Floral Park	UCALL
2	2/8 MAIN	2/8 DETAIL	Freeport	UCALLD
3	3/6 MAIN	3/6 DETAIL	Gardent City	UTAC1
4	4/5 MAIN	4/5 DETAIL	Glen Cove	UTAC1D
5	HPB MAIN	HPB DETAIL	Great Neck / Kensington	UTAC2
6	BSO MAIN	AUX MAIN-1	Hempstead	UTAC2D
7	A/M MAIN	AUX MAIN-2	Kings Point	UTAC3
8	DD MAIN	PUB-SECRTY	Lake Success	UTAC3D
9	CW 1	VHF MRD I/O	Long Beach	UCALL40
10	CW 2	UHF I/O CW	Lynbrook	UCALL40D
11	SCPD I/O	UHF I/O N	Malverne	UCALL41
12	800 I/O	UHF I/O S	Old Brookville	UCALL41D
13	1/7 ADMIN	NYPD CW 3	Old Westbury	UCALL42
14	2/8 ADMIN	NYPD SOD	Port Washington	UCALL42D
15	3/6 ADMIN	FREEPORT	Rockville Centre	UCALL43
16	4/5 ADMIN	DYNAMIC	Sands Point	UCALL43D

Here is the old Channel Layout while NCPD was in the process of transitioning off the legacy UHF system and onto the P25 system.  You can see they used to have direct access in zone C for the old UHF Repeaters.  In the new layout (above), the UHF Repeaters have been removed from Zone C

Channels	Zone A	Zone B	Zone C	Zone D
1	1/7 MAIN	1/7 DETAIL	F1 3/6	UCALL
2	2/8 MAIN	2/8 DETAIL	F2 CWTAC	UCALLD
3	3/6 MAIN	3/6 DETAIL	F3 2/8	UTAC1
4	4/5 MAIN	4/5 DETAIL	F4	UTAC1D
5	HPB MAIN	HPB DETAIL	F5 1/7	UTAC2
6	BSO MAIN	AUX MAIN-1	F6 4/5	UTAC2D
7	A/M MAIN	AUX MAIN-2	F7 DET	UTAC3
8	DD MAIN	PUB-SECRTY	F8 HIGHWAY	UTAC3D
9	CW 1	VHF MRD I/O	F9 SURV	UCALL40
10	CW 2	UHF I/O CW	F10 TAC	UCALL40D
11	SCPD I/O	UHF I/O N	F11 SURV-D	UCALL41
12	800 I/O	UHF I/O S	F12 TAC-D	UCALL41D
13	1/7 ADMIN	NYPD CW 3	AIR/MAR	UCALL42
14	2/8 ADMIN	NYPD SOD	NYC 111	UCALL42D
15	3/6 ADMIN	FREEPORT	NYC105/113	UCALL43
16	4/5 ADMIN	DYNAMIC	NYC101/100	UCALL43D