| Year | Date |
Description | SG | Michel | Scott | Yvert | ÅE | KSissue | KS |
| 1931 |
|
Birds |
504 |
264 |
297 |
262 |
1 |
1931.01 |
1 |
| 1936 |
27.08.1936 |
Callao centenary |
578 |
327 |
C13 |
|
2 |
1936.01 |
2 |
| 1936 |
|
Definitives |
586 |
335 |
356 |
335 |
3 |
1936.02 |
3 |
| 1937 |
|
Definitives |
616 |
358 |
357 |
347 |
4 |
1937.01 |
4 |
| 1938 |
01.07.1938 |
Air |
656 |
403 |
C55 |
PA55 |
5 |
1938.01 |
5 |
| 1948 |
|
Surcharge on 1938.01 |
718,720-721 |
465,467-468 |
C82-C84 |
PA75-PA77 |
6-8 |
1948.01 |
6-8 |
| 1949 |
25.03.1949 |
Surcharge on 1938.01 |
719 |
466 |
C87 |
PA85 |
09 |
1949.01 |
9 |
| 1949 |
02.11.1949 |
Air |
736 |
480 |
C91 |
PA80 |
10 |
1949.02 |
10 |
| 1953 |
22.05.1953 |
Air |
785 |
534 |
C116 |
PA105 |
11 |
1953.01 |
11 |
| 1959 |
09.12.1959 |
Air |
785a |
582 |
C116a |
PA120a |
12 |
1959.01 |
12 |
| 1960 |
30.05.1960 |
International Pacific fair |
842 |
594 |
C165 |
|
|
1960.01 |
900 |
| 1960 |
05.09.1960 |
Air |
834 |
535 |
C158 |
PA152 |
13 |
1960.02 |
13 |
| 1962 |
19.11.1962 |
Air |
873 |
623 |
C182 |
PA176 |
14 |
1962.01 |
14 |
| 1970 |
23.12.1970 |
Christmas |
1054 |
786 |
539 |
525 |
15 |
1970.01 |
15 |
| 1972 |
19.06.1972 |
Peruvian birds |
1131-1135 |
862-866 |
C336-C340 |
PA315-PA319 |
16-20 |
1972.01 |
16-20 |
| 1973 |
16.04.1973 |
Fauna protection |
1187 |
904 |
C364 |
PA340 |
21 |
1973.01 |
21 |
| 1973 |
03.09.1973 |
Fauna protection |
1185,1189 |
926,928 |
C372,C374 |
PA351,PA353 |
22-23 |
1973.02 |
22-23 |
| 1973 |
28.12.1973 |
Peruvian paintings |
1196 |
948 |
C388 |
PA376 |
24 |
1973.03 |
24 |
| 1985 |
20.12.1985 |
Fauna |
1622 |
1310 |
853 |
814 |
25 |
1985.01 |
25 |
| 1986 |
14.11.1986 |
Fauna |
1657 |
1345 |
855 |
849 |
26 |
1986.01 |
26 |
| 1990 |
04.02.1990 |
Huascaran national park |
1729 |
1417 |
975 |
921 |
27 |
1990.01 |
27 |
| 1991 |
20.06.1991 |
2nd Peruvian scientific expedition to Antarctica |
1758-1759 |
1446-1447 |
1005-1006 |
950-951 |
28-29 |
1991.01 |
28-29 |
| 1993 |
20.09.1993 |
Brasiliana '93 |
1807 |
1495 |
1053 |
998 |
30 |
1993.01 |
30 |
| 1995 |
18.05.1995 |
Endangered animals |
1856 |
1544 |
1109 |
1047 |
31 |
1995.01 |
31 |
| 1997 |
26.08.1997 |
Peru biology college |
1907 |
1595 |
1153 |
1097 |
32 |
1997.01 |
32 |
| 1997 |
16.09.1997 |
Protect the ozone layer |
1910 |
1598 |
1156 |
1101 |
39 |
1997.02 |
33 |
| 1997 |
24.10.1997 |
Manu national park birds |
1924-1929 |
1612-1617 |
1168a-f |
1114-1119 |
33-38 |
1997.03 |
34-39 |
| 1998 |
27.09.1998 |
Manu national park fauna |
1960 |
1648 |
1196 |
1145 |
40 |
1998.01 |
40 |
| 1999 |
23.04.1999 |
Fauna of Peruvian rain forest |
1987 |
1675 |
1215 |
1173 |
41 |
1999.01 |
41 |
| 1999 |
24.05.1999 |
Antarctic treaty anniversary |
2006 |
1694 |
1224 |
1191 |
42 |
1999.02 |
42 |
| 2000 |
25.09.2000 |
Province of Ucayali 100th anniversary |
2068 |
1756 |
1273 |
|
43 |
2000.01 |
43 |
| 2002 |
21.05.2002 |
Paracas national reserve |
2123-2126 |
1811-1813 |
1324-1326 |
1305-1307 |
44-46 |
2002.01 |
44-46 |
| 2003 |
01.12.2003 |
Upaep |
2168-2169 |
1856-1857 |
1361a-b |
1347-1348 |
47-48 |
2003.01 |
47-48 |
| 2004 |
30.01.2004 |
Endangered fauna |
2197 |
1884 |
1383 |
1372 |
49 |
2004.01 |
49 |
| 2004 |
04.02.2004 |
National biodiversity day |
2208 |
1894 |
1392 |
1388 |
50 |
2004.02 |
50 |
| 2004 |
04.02.2004 |
Antarctic fauna |
2204,2206 |
1891-1892 |
1398-1399 |
1381-1382 |
51-52 |
2004.03 |
51-52 |
| 2005 |
21.03.2005 |
Allpahuayo national reserve |
2312-2313 |
2010-2011 |
1475a-b |
|
53-54 |
2005.01 |
53-54 |
| 2005 |
18.04.2005 |
Antonio Raimondi |
2323 |
2023 |
1477d |
|
55 |
2005.02 |
55 |
| 2005 |
02.05.2005 |
Pava aliblanca |
MS2326 |
2024/B31 |
SS1478 |
|
56 |
2005.03 |
56 |
| 2006 |
02.05.2006 |
Fauna of Lake Titicaca |
2389-2390 |
2087-2088 |
1516b,d |
1556-1557 |
|
2006.01 |
57-58 |
| 2006 |
05.05.2006 |
Parrots |
2394-2399 |
2090-2095 |
1517a-f |
1559-1564 |
|
2006.02 |
59-64 |
| 2006 |
15.05.2006 |
Birds |
2406-2408 |
2102-2104 |
1520-1522 |
1566-1568 |
|
2006.03 |
65-67 |
| 2007 |
30.07.2007 |
Animals in danger of extinction |
|
2201 |
1572a |
1649 |
|
2007.01 |
68 |
| 2007 |
15.09.2007 |
Birds |
2505-2508 |
2220-2223 |
1579-1582 |
1681-1684 |
|
2007.02 |
69-72 |
| 2007 |
28.09.2007 |
Regional flora and fauna |
2535-2536 |
2226-2227 |
1585-1586 |
|
|
2007.03 |
73-74 |
| 2008 |
19.11.2008 |
Buho de bolsillo |
2606 |
2346 |
1660 |
|
|
2008.01 |
75 |
| 2009 |
04.05.2009 |
Endangered animals |
|
2386,2388 |
1687b,d |
|
|
2009.01 |
76-77 |
| 2009 |
09.11.2009 |
Birds of Peru |
MS2676 |
2434-2437/B64 |
1717a-d |
1839-1842 |
|
2009.02 |
78-81 |
| 2011 |
31.01.2011 |
Jose Maria Arguedas |
2727 |
2497 |
|
|
|
2011.01 |
82 |
| 2011 |
28.10.2011 |
Birds in danger of extinction |
2824-2825 |
2601-2602 |
1800-1801 |
1987-1988 |
|
2011.02 |
83-84 |
| 2013 |
10.09.2013 |
Prehistoric animals |
|
2626/B75 |
1820 |
|
|
2013.01 |
85 |
| 2013 |
04.10.2013 |
Natural History Museum |
2857 |
2635 |
1827 |
|
|
2013.02 |
86 |
| 2013 |
14.10.2013 |
Eagles of Peru |
|
2638-2641/B82 |
1830a-d |
|
|
2013.03 |
87-90 |
| 2013 |
31.10.2013 |
Hummingbirds of Peru |
MS2862 |
2646-2649/B84 |
|
|
|
2013.04 |
91-94 |
| 2014 |
17.10.2014 |
Birds of Peru |
|
2689-2692/B90 |
1862a-d |
|
|
2014.01 |
95-98 |
| 2017 |
09.01.2017 |
Fauna in danger of extinction |
|
|
1931 |
|
|
2017.01 |
99 |
| 2017 |
10.01.2017 |
Prehistoric animals |
|
|
1903 |
|
|
2017.02 |
100 |
| 2018 |
15.01.2018 |
Tourism |
|
|
1944a-b |
|
|
2018.01 |
101-102 |
| 2018 |
19.01.2018 |
Fauna in danger of extinction |
|
|
1948 |
|
|
2018.02 |
103 |
| 2020 |
13.01.2020 |
Birds |
|
|
1989-1990 |
|
|
2020.01 |
104-105 |
| 2022 |
15.11.2022 |
Ave Cortorrama |
|
|
|
|
|
2022.01 |
106 |
| 2023 |
18.12.2023 |
Birds |
|
|
|
|
|
2023.01 |
107-108 |
| 2024 |
23.09.2024 |
Junin national reserve |
|
|
|
|
|
2024.01 |
109 |
