Stamps of United Nations, 5 base month
1 to 50 of 206
postage
1954, May 10 ILO issue unwmk (no perf info)
| - | 3c | UN emblem over anvil | ||||
| - | 8c | UN emblem over anvil |
1955, May 11 UNESCO issue
| - | 3c | |||||
| - | 8c |
1959, May 18 UN Economic Commission for Europe issue
| X | 4c | bl | ||||
| - | 8c | orgred |
1962, May 25 1962 issue
| - | 1c | To live together | — | — | ||
| - | 3c | UN flag | — | — | ||
| - | 5c | UN in Hands | — | — | ||
| - | 11c | UN Symbol | — | — |
1965, May 17 ITU 100th issue
| - | 5c | multi | satellite | .20 | .20 | |
| X | 11c | multi | satellite |
1966, May 26 World Health Organization issue
| - | 5c | WHO HQ | .20 | .20 | ||
| - | 11c | WHO HQ |
1968, May 31
| - | 6c | multi | UN HQ | .20 | .20 |
1970, May 22
| - | 6c | fight cancer | .20 | .20 | ||
| - | 13c | fight cancer |
1971, May 28 Opening of New U.P.U. Headquarters Building issue
| - | 20c | multi |
1973, May 25 U.N. Volunteers Program issue
| - | 8c | multi | .20 | .20 | ||
| - | 21c | multi |
1974, May 6 Brazilian Peace Mural, Delegates' Lobby
| - | 10c | multi | "Children's Choir" - Mural detail | .20 | ||
| - | 18c | multi | "Children's Choir" - Mural detail |
1975, May 9 International Women's Year issue
| - | 10c | multi | .20 | .20 | ||
| - | 18c | multi |
1976, May 28 U.N. Conference on Human Settlements issue
| - | 13c | multi | .20 | .20 | ||
| - | 25c | multi |
1978, May 5 Namibia 1978 issue
| - | 13c | multi | .20 | .20 | ||
| - | 18c | multi |
1979, May 4 International Year of the Child issue
| - | 15c | multi | ||||
| - | 31c | multi | — | — |
1980, May 16 peacekeeping operations issue
| - | 15c | multi | peacekeeper helmet with UN emblem | .20 | .20 | |
| - | 31c | multi | arrows |
1981, May 29 New and Renewable Sources of Energy issue
| - | 20c | multi | ||||
| - | 40c | multi |
1984, May 29 Future for Refugees issue
| - | 20c | blk & och | ||||
| - | 50c | multi & blk |
1985, May 10 1985 issue
| - | 22c | multi | ||||
| - | $3 | multi |
1986, May 22 Philately - The International Hobby issue
| - | 22c | multi | ||||
| - | 44c | multi |
1988, May 6 International Volunteer Day 1988 issue
| - | 25c | multi | ||||
| - | 50c | multi |
1990, May 4 Medicinal Plants (1990 United Nations)
| - | 25c | multi | Catharanthus roseus | |||
| - | 90c | multi | Panax quinquefolius |
1991, May 10
| - | $2 | multi |
1991, May 10 1st Anniversary of Namibian Independence issue
| - | 30c | multi | ||||
| - | 50c | multi |
1992, May 22 2nd U.N. Conference on Environment and Development issue
| - | 29c | multi | ||||
| - | 29c | multi | ||||
| - | 29c | multi |
1 to 50 of 206