Mississippi cities starting with B
- Bailey, MS 8
- Baldwyn, MS 21
- Bassfield, MS 8
- Batesville, MS 45
- Bay Saint Louis, MS 11
- Bay Springs, MS 13
- Bay St Louis, MS 5
- Bay St. Louis, MS 9
- Beaumont, MS 10
- Belden, MS 6
- Belmont, MS 6
- Belzoni, MS 15
- Benton, MS 10
- Bentonia, MS 12
- Biloxi, MS 74
- Blue Mountain, MS 10
- Blue Springs, MS 11
- Bogue Chitto, MS 11
- Bolton, MS 6
- Booneville, MS 44
- Brandon, MS 56
- Braxton, MS 8
- Brookhaven, MS 58
- Brooklyn, MS 5
- Brooksville, MS 6
- Bruce, MS 19
- Buckatunna, MS 11
- Bude, MS 8
- Burnsville, MS 6
- Byhalia, MS 18
- Byram, MS 15