660
- 66002 Atchison
- 66006 Baldwin City
- 66007 Basehor
- 66008 Bendena
- 66010 Blue Mound
- 66012 Bonner Springs
- 66013 Bucyrus
- 66014 Centerville
- 66015 Colony
- 66016 Cummings
- 66017 Denton
- 66018 De Soto
- 66019
- 66020 Easton
- 66021 Edgerton
- 66023 Effingham
- 66024 Elwood
- 66025 Eudora
- 66026 Fontana
- 66027 Fort Leavenworth
- 66030 Gardner
- 66031 New Century
- 66032 Garnett
- 66033 Greeley
- 66035 Highland
- 66039 Kincaid
- 66040 La Cygne
- 66041 Lancaster
- 66042 Lane
- 66043 Lansing
- 66044 Lawrence
- 66045 Lawrence
- 66046 Lawrence
- 66047 Lawrence
- 66048 Leavenworth
- 66049 Lawrence
- 66050 Lecompton
- 66052 Linwood
- 66053 Louisburg
- 66054 Mc Louth
- 66056 Mound City
- 66058 Muscotah
- 66060 Nortonville
- 66061 Olathe
- 66062 Olathe
- 66064 Osawatomie
- 66066 Oskaloosa
- 66067 Ottawa
- 66070 Ozawkie
- 66071 Paola
- 66072 Parker
- 66073 Perry
- 66075 Pleasanton
- 66076 Pomona
- 66078 Princeton
- 66079 Rantoul
- 66080 Richmond
- 66083 Spring Hill
- 66085 Stilwell
- 66086 Tonganoxie
- 66087 Troy
- 66088 Valley Falls
- 66090 Wathena
- 66091 Welda
- 66092 Wellsville
- 66093 Westphalia
- 66094 White Cloud
- 66095 Williamsburg
- 66097 Winchester