| Inscription | Country | Years | #Issued |
| B (in an oval) | Belgium (Railway) | 1949- | 130 |
| Baden | German: Baden (Sta) | 1851-71 | 33- |
| Baden | Germany (French occ) | 1946-49 | 60- |
| Baena | Spain(adm/bogus) | ||
| Bahamas | Bahamas | 1859- | >845- |
| Bahawalpur | Bahawalpur | 1945-50 | 56- |
| Bahrain | Bahrain | 1933-70 | >375- |
| Bajar Porto | Indonesian (postage due) | ||
| Bamra | India: Bamra(sta) | 1888-94 | 19- |
| Banat(ovpt) | Hungary(adm/wage) | 1919 | 52- |
| Bangkok | Thailand(cty) | 1882-85 | 22- |
| Bangladesh | Bangladesh | 1971- | 465 |
| Banja Luka(ovpt) | Yugoslavia(cty/local) | 1941 | 2- |
| Baranya | Hungarian(Serbia occ/adm) | 1919 | 64- |
| Barbados | Barbados | 1852- | 750 |
| Barbuda | Barbuda | 1922 | |
| Barbuda | Barbuda | 1968-1980 | >1450- |
| Barbuda | Antigua e Barbuda | 1981- | |
| Barcentrum | Bogus | ||
| Barwani | India: Barwani(sta) | 1921-48 | 37- |
| Base Atlantica(ovpt) | Italy(military) | 1943-44 | 29- |
| Basel | Switzerland(cty) | 1845 | 1- |
| Basutoland | Great Britain: Basutoland(aut) | 1933-66 | 113- |
| Batum | Russia(cty/base) | 1918-20 | 65- |
| Batum | Bogus | ||
| Batumi | Russia(cty/base) | 1918-20 | |
| Batumi | Bogus | ||
| Bayern | Germany: Bavaria | 1849-1918 | 350 |
| Bechuanaland | Great Britain: Bech. Prot.(aut) | ||
| Bechuanaland Protectorate | Great Britain: Bech. Prot.(aut) | 1888-1966 | 207- |
| Belarus | Belarus | 1991- | >80- |
| Belgie | Belgium | 1869- | 1000? |
| Belgique | Belgium | 1869- | 2000? |
| Belgische Congo | Belgian Congo | 1886-1960 | 410- |
| Belize | Belize | 1973- | >415- |
| Benadir | Somalia | 1903-22 | 30 |
| Benin | Benin | 1892-99 | 13- |
| Bequia | Bequia | 1984- | >145- |
| Bergedorf | Germany: Bergedorf(cty) | 1861-68 | 5- |
| Bermuda | Bermuda | 1860- | >650- |
| Bhopal State | India: Bhopal(sta) | 1876-1950 | 149- |
| Bhor State | India: Bhor(sta) | 1879-1902 | 3- |
| Bhutan | Bhutan | 1962- | >1300- |
| Biafra | Republic of Biafra | 1968-70 | 44- |
| Bialystok | Poland(adm/cty/local) | 1916 | 2- |
| Bijawar State | India: Bijawar(sta) | 1935-39 | 10- |
| Boftgebiet Ob.Oft (ovpt) | Lithuania (German occ) | 1916-17 | 12 |
| Bohmen und Mahren | Bohemia & Moravia | 1939-44 | 170 |
| Bolivar | Colombia: Bolivar(adm) | 1863-1904 | 120 |
| Bolivia | Bolivia | 1867- | 1200 |
| Bophuthatswana | Bophuthatswana | 1984?-94 | 200 |
| Bosnien-Hercegovina | Bosnia & Herzegovina | 1906-17 | 100 |
| Botswana | Botswana | 1966- | >480- |
| Boyaca | Colombia: Boyaca(adm) | 1902-1904 | 20 |
| Brac(ovpt) | Yugoslavia: Brac(isl) | 1944 | 6- |
| Brasil | Brazil | 1916- | 2400 |
| Braunschweig | Germany: Brunswick(sta) | 1852-65 | 30 |
| Brazil | Brazil | 1866-1918 | 200 |
| Bremen | Germany: Bremen(sta) | 1855-67 | 20 |
| British Antarctic Territory | Brit. Antarctic Terr. | 1963- | 150 |
| British Bechuanaland | Bechuanaland | 1886-97 | 40 |
| British Central Africa | Brit. Central Africa | 1895-07 | 75 |
| British Colombia Postage | Brit. Columbia & Vancouver | 1867-69 | 12 |
| British East Africa Company | Brit. East Africa | 1890-94 | 40 |
| British East Africa Protect. | Brit. East Africa | 1896-1903 | 25 |
| British Guiana | British Guiana | 1850-1966 | 320 |
| British Honduras | British Honduras | 1866-1973 | 330 |
| British Indian Ocean Territory | Br. Indian Ocean Territory | 1968-76 | 90 |
| British New Guinea | Papua New Guinea | 1901-05 | 8 |
| British North Borneo | North Borneo | 1886-92 | 40 |
| British Solomon Islands | Solomon Isls | 1907-75 | 300 |
| British South Africa Company | Rhodesia | 1890-1917 | 150 |
| British Virgin Islands | Virgin Islands | 1951- | 400 |
| Brunei | Brunei | 1906- | >460- |
| Brunswick | German(sta) | 1852-68 | 26- |
| Buenos Aires | Argentina: Buenos Aires(sta) | 1858-64 | 13- |
| Bulgaria | Bulgaria | 1920- | 2800 |
| Bulgarie | Bulgaria | 1920- | 1000 |
| Bundi? | India: Bundi(sta) | 1894-1948 | 105- |
| Bundi State | India: Bundi(sta) | 1941-47 | 25 |
| Burkina Faso | Burkina Faso | 1985- | 250 |
| Burma | Burma | 1937- | >525- |
| Burundi | Burundi | 1962- | 1200 |
| Bushire | Iran(cty) | 1915 | 30- |
| Bussahir State | India: Bussahir(sta) | 1895-1901 | 35- |
If there are any missing inscription, tell me : marcosampaio@grupo.bfe.pt
