Penang

Penang is an island off the west coast of the Malayan peninsula plus the facing coaastline. It was part of the Straits Settlements until joining the Malayan Federation in 1948.

Indian stamps were used under the Indian postal system since the 1850s.
 * By 1856, octagonal cancels were used on Indian stamps, numbered "B147". In 1863, this was changed to a duplex cancel with a 147 in diamond of lines killer.

Malay state
 File:Penang Silv Jub.jpg|1948 10c Silver Jubilee File:Penang 3c KGVI.jpg|1949 3c George VI File:Penang 12c QEII.jpg|1954 12c Elizabeth II File:Penang QEII .jpg|1957 $2 Elizabeth II pictorial File:Penang 2c pict arms.jpg|1960 2c value 
 * Penang's first separate issue was the 1948 Silver Jubilee issue. The other Commonwealth omnibus issues would follow.
 * In 1949-52, George VI keytypes in the Straits Settlements design were issue inscribed PENANG instead.
 * In 1954-55, Elizabeth II portraits replaced those of George VI.
 * In 1957, engraved pictorial definitives were issued with the portrait of Elizabeth II
 * In 1960, the pictorials were released with the state arms instead of the Queen's portrait.

Japanese occupation
Malaya was invaded by Japanese troops in early 1942, with Penang one of the earliest regions captured. Both seal overprints have been forged.  File:Penang Okugawa forgery.jpg|$1 Okugawa overprint forgery File:Straits DAI NIPPON 2602.A.webp  See: Lin Yangchen's page on the handstamp issues
 * In 1942, stamps of the Straits Settlements were handstamped with the personal seal of Akira Okugawa. This exists in 3 different types.
 * Also in 1942, stamps of the Straits Settlements were also handstamped with the personal seal of Nobuharu Uchibori.
 * Also 1942, stamps of the Straits Settlements were overprinted DAI NIPPON / 2602 / PENANG.

Malaysia
Penang made a name change to Pulau Pinang on its stamps. See: Pulau Pinang.  File:Pulau pinang butterflies.jpg 