diff --git a/soc/nxp/mcx/mcxa/Kconfig b/soc/nxp/mcx/mcxa/Kconfig
index 6037d43b55d..7fe3bf010fb 100644
--- a/soc/nxp/mcx/mcxa/Kconfig
+++ b/soc/nxp/mcx/mcxa/Kconfig
@@ -15,3 +15,17 @@ config SOC_MCXA156
 	select CPU_HAS_FPU
 	select ARMV8_M_DSP
 	select HAS_MCUX_CACHE
+
+config SOC_MCXA166
+	select CPU_CORTEX_M33
+	select CPU_HAS_ARM_MPU
+	select CPU_HAS_FPU
+	select ARMV8_M_DSP
+	select HAS_MCUX_CACHE
+
+config SOC_MCXA276
+	select CPU_CORTEX_M33
+	select CPU_HAS_ARM_MPU
+	select CPU_HAS_FPU
+	select ARMV8_M_DSP
+	select HAS_MCUX_CACHE
diff --git a/soc/nxp/mcx/mcxa/Kconfig.soc b/soc/nxp/mcx/mcxa/Kconfig.soc
index 7f59251affe..74f8953e20d 100644
--- a/soc/nxp/mcx/mcxa/Kconfig.soc
+++ b/soc/nxp/mcx/mcxa/Kconfig.soc
@@ -12,8 +12,18 @@ config SOC_MCXA156
 	bool
 	select SOC_SERIES_MCXA
 
+config SOC_MCXA166
+	bool
+	select SOC_SERIES_MCXA
+
+config SOC_MCXA276
+	bool
+	select SOC_SERIES_MCXA
+
 config SOC
 	default "mcxa156" if SOC_MCXA156
+	default "mcxa166" if SOC_MCXA166
+	default "mcxa276" if SOC_MCXA276
 
 config SOC_PART_NUMBER_MCXA156VPJ
 	bool
@@ -24,7 +34,39 @@ config SOC_PART_NUMBER_MCXA156VLL
 config SOC_PART_NUMBER_MCXA156VMP
 	bool
 
+config SOC_PART_NUMBER_MCXA166VLQ
+	bool
+
+config SOC_PART_NUMBER_MCXA166VLL
+	bool
+
+config SOC_PART_NUMBER_MCXA166VLH
+	bool
+
+config SOC_PART_NUMBER_MCXA166VPN
+	bool
+
+config SOC_PART_NUMBER_MCXA276VLQ
+	bool
+
+config SOC_PART_NUMBER_MCXA276VLL
+	bool
+
+config SOC_PART_NUMBER_MCXA276VLH
+	bool
+
+config SOC_PART_NUMBER_MCXA276VPN
+	bool
+
 config SOC_PART_NUMBER
 	default "MCXA156VPJ" if SOC_PART_NUMBER_MCXA156VPJ
 	default "MCXA156VLL" if SOC_PART_NUMBER_MCXA156VLL
 	default "MCXA156VMP" if SOC_PART_NUMBER_MCXA156VMP
+	default "MCXA166VLQ" if SOC_PART_NUMBER_MCXA166VLQ
+	default "MCXA166VLL" if SOC_PART_NUMBER_MCXA166VLL
+	default "MCXA166VLH" if SOC_PART_NUMBER_MCXA166VLH
+	default "MCXA166VPN" if SOC_PART_NUMBER_MCXA166VPN
+	default "MCXA276VLQ" if SOC_PART_NUMBER_MCXA276VLQ
+	default "MCXA276VLL" if SOC_PART_NUMBER_MCXA276VLL
+	default "MCXA276VLH" if SOC_PART_NUMBER_MCXA276VLH
+	default "MCXA276VPN" if SOC_PART_NUMBER_MCXA276VPN
diff --git a/soc/nxp/mcx/soc.yml b/soc/nxp/mcx/soc.yml
index fef7853a029..fb0ec7359cc 100644
--- a/soc/nxp/mcx/soc.yml
+++ b/soc/nxp/mcx/soc.yml
@@ -17,6 +17,8 @@ family:
   - name: mcxa
     socs:
     - name: mcxa156
+    - name: mcxa166
+    - name: mcxa276
   - name: mcxw
     socs:
     - name: mcxw716c
@@ -46,6 +48,10 @@ runners:
         - mcxc444
       - qualifiers:
         - mcxa156
+      - qualifiers:
+        - mcxa166
+      - qualifiers:
+        - mcxa276
       - qualifiers:
         - mcxw716c
     '--reset':
@@ -68,5 +74,9 @@ runners:
         - mcxc444
       - qualifiers:
         - mcxa156
+      - qualifiers:
+        - mcxa166
+      - qualifiers:
+        - mcxa276
       - qualifiers:
         - mcxw716c