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- Nabisco Township, Beaver County
- Nabisco Township, Texas County
- Naples Township, Grady County
- Narcissa Township, Ottawa County
- Nash Township, Muskogee County
- Natura Township, Okmulgee County
- Navajo Township, Jackson County
- Newburg Township, Hughes County
- Newby Township, Creek County
- Newkirk Township, Kay County
- Ninnekah Township, Grady County
- Nix Township, Craig County (reorganized and renamed)
- Noble Township, Cleveland County
- Noble Township, Garfield County
- Noble Township, Noble County
- Norman Township, Cleveland County
- North Cement Township, Caddo County
- North Choctaw Township, Lincoln County
- North Cobb Township, Caddo County
- North Creek Township, Lincoln County
- North Elk Township, Washita County
- North Enid Township, Garfield County
- North Fork Township, Beckham County
- North Fox Township, Lincoln County
- North Keokuk Township, Lincoln County
- North Lathram Township, Caddo County
- North Seminole Township, Lincoln County
- North Wichita Township, Lincoln County
- Nowata Township, Nowata County
- Numa Township, Grant County
Read more about this topic: List Of Oklahoma Townships