+63-2-(3000000...3099999): Caloocan City, National Capital Region (Manila) (00) Read more about +63-2-(3000000...3099999)
+63-2-(3100000...3199999): Caloocan City, National Capital Region (Manila) (00) Read more about +63-2-(3100000...3199999)
+63-2-(3200000...3299999): Caloocan City, National Capital Region (Manila) (00) Read more about +63-2-(3200000...3299999)
+63-2-(3300000...3309999): Caloocan City, National Capital Region (Manila) (00) Read more about +63-2-(3300000...3309999)