WFM - National Insurance Number Prefixes – Customer Care

National Insurance Number Prefixes

The table below details all the National Insurance (NI) number prefixes that are accepted within HR and Payroll as of November 2018.

This article will be updated as and when new National Insurance numbers are introduced by HMRC.

AA	CB	HH	JR	LE	NW	PN	SE	TS	YW
AB	CE	HK	JS	LH	NX	PP	SG	TT	YX
AE	CH	HL	JT	LK	NY	PR	SH	TW	YY
AG	CK	HM	JW	LL	NZ	PS	SJ	TX	YZ
AH	CL	HN	JX	LM	OA	PT	SK	TY	ZA
AK	CR	HP	JY	LP	OB	PW	SL	TZ	ZB
AL	EA	HR	JZ	LR	OE	PX	SM	WA	ZE
AM	EB	HS	KA	LS	OH	PY	SN	WB	ZH
AP	EE	HT	KB	LT	OK	RA	SP	WE	ZK
AR	EH	HW	KC	LW	OL	RB	SR	WK	ZL
AS	EK	HX	KE	LX	OM	RE	SS	WL	ZM
AT	EL	HY	KH	LY	OP	RH	ST	WM	ZP
AW	EM	HZ	KK	LZ	OR	RK	SW	WP	ZR
AX	EP	JA	KL	MA	OS	RM	SX	WY	ZS
AY	ER	JB	KM	MW	OX	RP	SY	YA	ZT
AZ	ES	JC	KP	MX	PA	RR	SZ	YB	ZW
BA	ET	JE	KR	NA	PB	RS	TA	YE	ZX
BB	EW	JG	KS	NB	PC	RT	TB	YH	ZY
BE	EX	JH	KT	NE	PE	RW	TE	YK
BH	EY	JJ	KW	NH	PG	RX	TH	YL
BK	EZ	JK	KX	NL	PH	RY	TK	YM
BL	GY	JL	KY	NM	PJ	RZ	TL	YP
BM	HA	JM	KZ	NP	PK	SA	TM	YR
BT	HB	JN	LA	NR	PL	SB	TP	YS
CA	HE	JP	LB	NS	PM	SC	TR	YT

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WFM - National Insurance Number Prefixes

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AA	CB	HH	JR	LE	NW	PN	SE	TS	YW
AB	CE	HK	JS	LH	NX	PP	SG	TT	YX
AE	CH	HL	JT	LK	NY	PR	SH	TW	YY
AG	CK	HM	JW	LL	NZ	PS	SJ	TX	YZ
AH	CL	HN	JX	LM	OA	PT	SK	TY	ZA
AK	CR	HP	JY	LP	OB	PW	SL	TZ	ZB
AL	EA	HR	JZ	LR	OE	PX	SM	WA	ZE
AM	EB	HS	KA	LS	OH	PY	SN	WB	ZH
AP	EE	HT	KB	LT	OK	RA	SP	WE	ZK
AR	EH	HW	KC	LW	OL	RB	SR	WK	ZL
AS	EK	HX	KE	LX	OM	RE	SS	WL	ZM
AT	EL	HY	KH	LY	OP	RH	ST	WM	ZP
AW	EM	HZ	KK	LZ	OR	RK	SW	WP	ZR
AX	EP	JA	KL	MA	OS	RM	SX	WY	ZS
AY	ER	JB	KM	MW	OX	RP	SY	YA	ZT
AZ	ES	JC	KP	MX	PA	RR	SZ	YB	ZW
BA	ET	JE	KR	NA	PB	RS	TA	YE	ZX
BB	EW	JG	KS	NB	PC	RT	TB	YH	ZY
BE	EX	JH	KT	NE	PE	RW	TE	YK
BH	EY	JJ	KW	NH	PG	RX	TH	YL
BK	EZ	JK	KX	NL	PH	RY	TK	YM
BL	GY	JL	KY	NM	PJ	RZ	TL	YP
BM	HA	JM	KZ	NP	PK	SA	TM	YR
BT	HB	JN	LA	NR	PL	SB	TP	YS
CA	HE	JP	LB	NS	PM	SC	TR	YT

AA	CB	HH	JR	LE	NW	PN	SE	TS	YW
AB	CE	HK	JS	LH	NX	PP	SG	TT	YX
AE	CH	HL	JT	LK	NY	PR	SH	TW	YY
AG	CK	HM	JW	LL	NZ	PS	SJ	TX	YZ
AH	CL	HN	JX	LM	OA	PT	SK	TY	ZA
AK	CR	HP	JY	LP	OB	PW	SL	TZ	ZB
AL	EA	HR	JZ	LR	OE	PX	SM	WA	ZE
AM	EB	HS	KA	LS	OH	PY	SN	WB	ZH
AP	EE	HT	KB	LT	OK	RA	SP	WE	ZK
AR	EH	HW	KC	LW	OL	RB	SR	WK	ZL
AS	EK	HX	KE	LX	OM	RE	SS	WL	ZM
AT	EL	HY	KH	LY	OP	RH	ST	WM	ZP
AW	EM	HZ	KK	LZ	OR	RK	SW	WP	ZR
AX	EP	JA	KL	MA	OS	RM	SX	WY	ZS
AY	ER	JB	KM	MW	OX	RP	SY	YA	ZT
AZ	ES	JC	KP	MX	PA	RR	SZ	YB	ZW
BA	ET	JE	KR	NA	PB	RS	TA	YE	ZX
BB	EW	JG	KS	NB	PC	RT	TB	YH	ZY
BE	EX	JH	KT	NE	PE	RW	TE	YK
BH	EY	JJ	KW	NH	PG	RX	TH	YL
BK	EZ	JK	KX	NL	PH	RY	TK	YM
BL	GY	JL	KY	NM	PJ	RZ	TL	YP
BM	HA	JM	KZ	NP	PK	SA	TM	YR
BT	HB	JN	LA	NR	PL	SB	TP	YS
CA	HE	JP	LB	NS	PM	SC	TR	YT

AA	CB	HH	JR	LE	NW	PN	SE	TS	YW
AB	CE	HK	JS	LH	NX	PP	SG	TT	YX
AE	CH	HL	JT	LK	NY	PR	SH	TW	YY
AG	CK	HM	JW	LL	NZ	PS	SJ	TX	YZ
AH	CL	HN	JX	LM	OA	PT	SK	TY	ZA
AK	CR	HP	JY	LP	OB	PW	SL	TZ	ZB
AL	EA	HR	JZ	LR	OE	PX	SM	WA	ZE
AM	EB	HS	KA	LS	OH	PY	SN	WB	ZH
AP	EE	HT	KB	LT	OK	RA	SP	WE	ZK
AR	EH	HW	KC	LW	OL	RB	SR	WK	ZL
AS	EK	HX	KE	LX	OM	RE	SS	WL	ZM
AT	EL	HY	KH	LY	OP	RH	ST	WM	ZP
AW	EM	HZ	KK	LZ	OR	RK	SW	WP	ZR
AX	EP	JA	KL	MA	OS	RM	SX	WY	ZS
AY	ER	JB	KM	MW	OX	RP	SY	YA	ZT
AZ	ES	JC	KP	MX	PA	RR	SZ	YB	ZW
BA	ET	JE	KR	NA	PB	RS	TA	YE	ZX
BB	EW	JG	KS	NB	PC	RT	TB	YH	ZY
BE	EX	JH	KT	NE	PE	RW	TE	YK
BH	EY	JJ	KW	NH	PG	RX	TH	YL
BK	EZ	JK	KX	NL	PH	RY	TK	YM
BL	GY	JL	KY	NM	PJ	RZ	TL	YP
BM	HA	JM	KZ	NP	PK	SA	TM	YR
BT	HB	JN	LA	NR	PL	SB	TP	YS
CA	HE	JP	LB	NS	PM	SC	TR	YT