688
- 68801 Grand Island
- 68803 Grand Island
- 68810 Alda
- 68812 Amherst
- 68813 Anselmo
- 68814 Ansley
- 68815 Arcadia
- 68816 Archer
- 68817 Ashton
- 68818 Aurora
- 68820 Boelus
- 68821 Brewster
- 68822 Broken Bow
- 68823 Burwell
- 68824 Cairo
- 68825 Callaway
- 68826 Central City
- 68827 Chapman
- 68828 Comstock
- 68831 Dannebrog
- 68832 Doniphan
- 68833 Dunning
- 68834 Eddyville
- 68835 Elba
- 68836 Elm Creek
- 68837 Elyria
- 68838 Farwell
- 68840 Gibbon
- 68841 Giltner
- 68842 Greeley
- 68843 Hampton
- 68844 Hazard
- 68845 Kearney
- 68846 Hordville
- 68847 Kearney
- 68849 Kearney
- 68850 Lexington
- 68852 Litchfield
- 68853 Loup City
- 68854 Marquette
- 68855 Mason City
- 68856 Merna
- 68858 Miller
- 68859 North Loup
- 68860 Oconto
- 68861 Odessa
- 68862 Ord
- 68863 Overton
- 68864 Palmer
- 68865 Phillips
- 68866 Pleasanton
- 68869 Ravenna
- 68870 Riverdale
- 68871 Rockville
- 68872 Saint Libory
- 68873 Saint Paul
- 68874 Sargent
- 68875 Scotia
- 68876 Shelton
- 68878 Sumner
- 68879 Taylor
- 68881 Westerville
- 68882 Wolbach
- 68883 Wood River