City/Town Area Code Zip Code County Code
Nardin 405 74646 Kay 40071
Nash 405 73761 Grant 40053
Nashoba 918 74558 Pushmataha 40127
Newalla 405 74857 Oklahoma 40109
Newcastle 405 73065 McClain 40087
Newkirk 405 74647 Kay 40071
New Lima 405 74884 Seminole 40133
Newport 405 73401 Carter 40019
Nichols Hills 405 73116 Oklahoma 40109
Nicoma Park 405 73066 Oklahoma 40109
Ninnakah 405 73067 Grady 40051
Noble 405 73068 Cleveland 40027
Norge 405 73018 Potlawatomie 40125
Grady 40051
Norman 405 73069 Cleveland 40027
73070
73071
73072
North McAlester 918 74501 Pittsburg 40121
North Miami 918 74358 Ottawa 40115
Nowata 918 74048 Nowata 40105