Towns
| State | City/Town | Town Title |
|---|---|---|
| Iowa | Bancroft | Bancroft, IA |
| Iowa | Barnes City | Barnes City, IA |
| Iowa | Barnum | Barnum, IA |
| Iowa | Batavia | Batavia, IA |
| Iowa | Battle Creek | Battle Creek, IA |
| Iowa | Bauer | Bauer, IA |
| Iowa | Baxter | Baxter, IA |
| Iowa | Bayard | Bayard, IA |
| Iowa | Beacon | Beacon, IA |
| Iowa | Beaman | Beaman, IA |
| Iowa | Beaver | Beaver, IA |
| Iowa | Bedford | Bedford, IA |
| Iowa | Belle Plaine | Belle Plaine, IA |
| Iowa | Bellevue | Bellevue, IA |
| Iowa | Belmond | Belmond, IA |
| Iowa | Bennett | Bennett, IA |
| Iowa | Bernard | Bernard, IA |
| Iowa | Berwick | Berwick, IA |
| Iowa | Bettendorf | Bettendorf, IA |
| Iowa | Bevington | Bevington, IA |
| Iowa | Birmingham | Birmingham, IA |
| Iowa | Blackhawk | Blackhawk, IA |
| Iowa | Blairsburg | Blairsburg, IA |
| Iowa | Blairstown | Blairstown, IA |
| Iowa | Blakesburg | Blakesburg, IA |