B
- Bahamas (1859–)
- Bahawalpur (1945–1949)
- Bahrain (1933–)
- Bangkok (1882–1885)
- Bangladesh (1971–)
- Barbados (1852–)
- Barbuda (1922–)
- Basutoland (1933–1966)
- Batum (1919–1920)
- Bechuanaland (1886–1897)
- Bechuanaland Protectorate (1888–1966)
- Belarus (1992–)
- Belgian Congo (1886–1960)
- Belgium (1849–)
- Belize (1973–)
- Benin (1892–)
- Bermuda (1860–)
- Bhutan (1962–)
- Bolivia (1867–)
- Bosnia and Herzegovina (1879–1918, 1993–)
- Botswana (1966–)
- Brazil (1844–)
- British Antarctic Territory (1963–)
- British Central Africa (1891–1907)
- British East Africa (1890–1898)
- British Guiana (1850–1966)
- British Honduras (1866–1973)
- British Indian Ocean Territory (1968–)
- Brunei (1906–)
- Bulgaria (1879–)
- Burkina Faso (1920–)
- Burma (1937–1989)
- Burundi (1962–)
- Bushire (1915)
Read more about this topic: List Of People On Stamps