Issuers
starting with I
67 stamp-issuing authorities in our directory. Each guide covers the issuing period, the inscriptions to look for, popular series and value ranges.
- 1912–1913 Icaria (Autonomous State) Europe · Inscribed ΕΛΛΗΝΙΚΗ ΔΙΟΙΚΗΣΙΣ ΙΚΑΡΙΑΣ Guide
- 1873–present Iceland Europe · Inscribed ÍSLAND Guide
- 1894–1896 Ichang (China) Asia · Inscribed ICHANG Guide
- 1941–1944 Idar State Asia · Inscribed IDAR Guide
- 1941–1968 Ifni Africa · Inscribed IFNI Guide
- 1861–1861 Independence (Unrecognized Entity) Guide
- 1852–present India Asia · Inscribed INDIA POSTAGE Guide
- 1864–1950 Indian Convention States Asia · Inscribed GWALIOR Guide
- 1914–1914 Indian Expeditionary Forces Middle East · Inscribed I.E.F. Guide
- 1864–1950 Indian Feudatory States Asia Guide
- 1965–1968 Indian Police Forces (Laos & Vietnam) Asia Guide
- 1992–1993 Indian Police Forces in Cambodia (UNTAC) Asia Guide
- 1962–1962 Indian Police Forces in Congo (IPFCON) Africa Guide
- 1965–1965 Indian Police Forces In Gaza (UNEF) Middle East · Inscribed UNEF Guide
- 1953–1953 Indian Police Forces in Korea Asia Guide
- 1954–1962 Indian Police Forces in Laos Asia · Inscribed ICC Guide
- 1954–1962 Indian Police Forces in Vietnam (ICC) Asia Guide
- None–present Indian Police Forces Official Stamps Asia · Inscribed SERVICE Guide
- 1902–1919 Indochinese Post (Packhoi) Asia · Inscribed PACKHOI Guide
- 1901–1919 Indochinese Post Canton Asia · Inscribed CANTON Guide
- 1902–1905 Indochinese Post China Asia · Inscribed CHINE Guide
- 1901–1919 Indochinese Post Hoi Hao Asia Guide
- 1906–1944 Indochinese Post Kouang Tcheou Wan Asia Guide
- 1902–1919 Indochinese Post Mongtze Asia · Inscribed MONGTZE Guide
- 1902–1919 Indochinese Post Tchongking Asia · Inscribed TCHONGKING Guide
- 1902–1919 Indochinese Post Yunnansen Asia · Inscribed INDOCHINE Guide
- 1948–present Indonesia Asia · Inscribed REPUBLIK INDONESIA Guide
- 1949–1949 Indonesia - Djokjakarta Asia Guide
- 1947–1949 Indonesia Republic Asia Guide
- 1886–1941 Indore Holkar Asia · Inscribed INDORE Guide
- 1895–1913 Inhambane Africa · Inscribed INHASSORO Guide
- 1932–1944 Inini Americas · Inscribed ININI Guide
- 1859–1941 Ionian Islands Europe · Inscribed IONIAN ISLANDS Guide
- 1868–present Iran Middle East · Inscribed POSTES PERSANES Guide
- 1918–present Iraq Middle East · Inscribed IRAQ Guide
- 1922–present Ireland Europe · Inscribed ÉIRE Guide
- None Isabella (Fictional Entity) Guide
- 1973–present Isle of Man Europe Guide
- 1958–1971 Isle of Man Regional Definitives Europe · Inscribed ISLE OF MAN Guide
- 1948–present Israel Middle East Guide
- 1945–1947 Istria - Slovene Coast Europe · Inscribed ISTRA SLOVENSKO PRIMORJE Guide
- 1923–1934 Italian Cirenaica Africa · Inscribed CIRENAICA Guide
- 1932–1934 Italian Colonies Africa · Inscribed COLONIE ITALIANE Guide
- 1938–1941 Italian East Africa Africa · Inscribed AFRICA ORIENTALE ITALIANA Guide
- 1893–1936 Italian Eritrea Africa · Inscribed ERITREA Guide
- 1936–1941 Italian Ethiopia Africa · Inscribed ETIOPIA Guide
- 1912–1941 Italian Libya Africa Guide
- 1941–1941 Italian Occupation of Cephalonia and Ithaca Europe Guide
- 1941–1941 Italian Occupation of Corfu (1941) Europe Guide
- 1923–1923 Italian Occupation of Corfu 1923 Europe Guide
- 1941–1941 Italian Occupation of Ljubljana Europe · Inscribed LUBIANA Guide
- 1941–1943 Italian Occupation of Montenegro Europe · Inscribed MONTENEGRO Guide
- 1941–1941 Italian Occupation of the Ionian Islands Europe Guide
- 1914–1945 Italian Occupations Europe Guide
- 1874–1881 Italian Post Abroad General Issues Europe · Inscribed ITALIANE Guide
- 1900–1907 Italian Post Crete Europe · Inscribed CRETA Guide
- 1902–1923 Italian Post in Albania Europe · Inscribed ITALIANE Guide
- 1874–1923 Italian Post Offices Abroad Europe · Inscribed ESTERO Guide
- 1917–1918 Italian Post Offices in China Asia · Inscribed PECHINO Guide
- 1901–1923 Italian Post Offices in the Turkish Empire Middle East Guide
- 1903–1960 Italian Somaliland Africa · Inscribed SOMALIA ITALIANA Guide
- 1850–1861 Italian States Europe · Inscribed STATI PARMENSI Guide
- 1919–1922 Italian WWI Occupation General Issues Europe · Inscribed TRENTINO Guide
- 1918–1919 Italian WWI Occupied Venezia Giulia Europe Guide
- 1861–present Italy Europe · Inscribed POSTE ITALIANE Guide
- 1861–1861 Iuka (Confederate Postmaster Provisional) Americas · Inscribed IUKA MISS Guide
- 1892–present Ivory Coast Africa · Inscribed CÔTE D'IVOIRE Guide
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