Umm al Qiwain

Umm al Qiwain, or Umm al-Quwain, was a member of the Trucial States and is now part of the United Arab Emirates (UAE).
 * Its first post office was reported opened in December 1963. Umm al Qiwain issued its first stamps in June 1964.
 * With that, Umm al Qiwain contracted its stamps production to a a private company. A flood of issues soon followed with the emirate becoming known as one of the so-called Sand dunes countries. Some issues were legitimately used, but most were produced for collectors with many unneeded varieties like imperfs. A large number of issues probably exist only as CTOs.
 * In January 1967, it adopted Dubai/Qatar dirham and riyal currency. Several issues were surcharged in the new currency.
 * In July 1971, it joined the Trucial States, continuing to issue its own stamps.
 * In December 1971, Umm al Qiwain joined the United Arab Emirates (UAE). The UAE's first stamps were issued in February 1972 but Umm al Qiwain did not use them. Umm al Qiwain new issues were not formally stopped by the UAE until August 1972. Meanwhile, the emirate's stamps were still being produced well into that year. Umm al Qiwain began using UAE stamps with its January 1973 definitive issue.

 File:Umm al Q first.webp|From the first issue of 1964. File:1967 Umm al Qiwain cover.jpg|A cover from 1967. Some issues did get used postally. 