| 1 March 1928 - National Symbols |
Sunburst / Globe 5c |
| Sunburst / Globe 10c |
| Sunburst / Plane 15c |
| Sunburst / Globe 18c |
| Sunburst / Globe 18c (brown lilac) |
| Sunburst / Globe 18c (double impression) |
| Sunburst / Plane 20c |
| Sunburst / Plane 24c |
| Sunburst / Mountain Peak 35c |
| Sunburst / Globe 36c |
| Sunburst / Mountain Peak 50c |
| Sunburst / Plane 54c |
| Sunburst / Plane 72c |
| Sunburst / Mountain Peak 1.26p |
| Sunburst / Mountain Peak 1.80p |
| Sunburst / Mountain Peak 3.60p |
| 27 August 1928 - Coat of Arms |
Coat of Arms 5c |
| Coat of Arms 12c |
| circa May 1930 - Zeppelin Flight (National Symbols overptinted) |
Sunburst / Plane 20c (blue overprint) |
| Sunburst / Mountain Peak 50c (blue overprint) |
| Sunburst / Mountain Peak 50c (inverted blue overprint) |
| Sunburst / Mountain Peak 1.80p (blue overprint) |
| Sunburst / Mountain Peak 3.60p (blue overprint) |
| Sunburst / Plane 20c (green overprint) |
| Sunburst / Mountain Peak 50c (green overprint) |
| Sunburst / Mountain Peak 1.80p (green overprint) |
| Sunburst / Mountain Peak 1.80p (green overprint, thick paper) |
| 15 May 1935 - Argentinian / Brazilian Relations |
Liberty |
| Flags, Sunrise |
| circa 1940 - Coat of Arms |
Coat of Arms 5c |
| Coat of Arms 5c (different watermark) |
| Coat of Arms 5c (different paper) |
| Coat of Arms 15c |
| Coat of Arms 20c |
| 4 June 1944 - Coat of Arms |
Coat of Arms |
| 25 September 1946 - Aeronautical Year |
Stylized Flight |
| Astrolabe |
| 25 September 1947 - Icarus |
Icarus |
| 5 October 1947 - Frigate Presidente Sarmiento |
Frigate (Southern Cross In Sky) |
| 20 June 1951 - Decennial of Argentinian State Airline |
Plane / Southern Cross |
| 17 October 1951 - Five-Year Plan |
Pegasus / Locomotive 5c |
| Pegasus / Locomotive 25c |
| Communications |
| circa 1954 - Telecommunications |
Wire |
| Radio |
| Television |
| 20 January 1954 - Antarctic Bases |
Flag / Southern Cross |
| 12 July 1958 - International Geophysical Year 1957-8 |
Map of Antarctica |
| 11 May 1965 - ITU Centennial |
ITU Insignia |
| 29 May 1965 - Symposium On Space Research |
Rising Rocket |
| Earth / Trajectories |
| 29 May 1965 - International Quiet Sun Year 1964-5 |
Sun / Globe |
| 19 February 1966 - Antarctic Rocket Research |
Centaur Rocket / Ground Track |
| 14 May 1966 - Semicentennial of the Naval Aviation School |
Sea Gull / Southern Cross |
| 2 November 1968 - 22nd Aeronautics & Space Week |
Aaron de Anchorena |
| 23 August 1969 - INTELSAT |
Satellite / Dish |
| Dish |
| 23 August 1969 - INTELSAT |
Satellite Dish |
| 13 December 1969 - 23rd Aeronautics & Space Week |
Lieutenant Benjamin Matienzo |
| 28 November 1970 - Buenos Aires Planetarium |
External / Internal Views of Planetarium |
| 19 December 1970 - 24th Aeronautics & Space Week |
Jorge Newberry |
| 30 April 1971 - Albert Einstein |
Einstein / Phosphor Tagging |
| 27 November 1971 - 25th Aeronautics & Space Week |
Luis C. Candelaria |
| 27 November 1971 - Cordoba Astronomical Observatory |
Telescope / Greater Magellanic Cloud |
| 4 November 1972 - 26th Aeronautics & Space Week |
Antonio de Marchi / Balloon |
| 23 March 1974 - Meteorological Cooperation |
Stylized Weather Phenomena |
| 22 February 1975 - Argentinian Modern Art |
Space Monsters by Raquel Forner |
| Dream by Emilio Centurio |
| 16 July 1977 - Argentine Philately |
Telegraph / Syncom |
| Mail Trucks |
| Mail Boats |
| Mail Planes |
| 3 March 1979 - 3rd Inter-American Telecommunications Conference |
Dish |
| 22 March 1980 - ITU Conference |
ITU Insignia |
| 26 April 1980 - Development |
Satellite Dish |
| Hydroelectric Plant |
| Bridge |
| 15 August 1981 - Naval Observatory Centennial |
Mercator Map / Sun |
| 20 November 1982 - Centennial of La Plata City |
Cathedral |
| 8 October 1983 - World Communications Year |
Insignia |
| 19 November 1983 - World Communications Year |
Wagon |
| Postal Item |
| Locomotive |
| Tramway |
| 26 November 1983 - World Communications Year |
Post Office |
| 6 May 1989 - Centennial of Argentinian ITU Membership |
ITU Insignia |
| 28 December 1991 - Iberoprenfil ‘92 Stamp Exhibition |
Castor Rocket |
| LUSAT 1 |
| 19 December 1992 - International Space Year |
Satellite |
| 27 September 1997 - MERCOSUR |
Southern Cross / Flags |
| 28 March 1998 - Protection of the Ozone Layer |
Earth / Infant |
| circa 1999 - Definitives |
Southern Cross / ‘Sur Postal Express’ |
| Southern Cross / ‘Sur Postal 24’ |
| 24 June 2000 - Stampin’ the Future |
25c |
| 50c |
| 75c |
| 1p |
| 14 July 2001 - Environmentalism |
Satellite / Flora / Fauna |
| 1 December 2001 - Semicentennial of Argentine Television |
 block of four |
| Television / Test Pattern |
| Television / Film Reels |
| Apollo Moonwalker / Satellite Dish |
| Cables / Remote Control |
| circa 2007 - Indeterminate Observatory |
Observatory |
