10th February 2016 | administrator B = Bantam The name was chosen after a competition among Royal Mail employees, to be applied to a small cast-iron box designed by Kenneth Grange and installed mainly in rural locations. The box bears a supposed resemblance to the fuel tank of a GPO Bantam motorcycle as well as being small. They were introduced in 1999; Scots, Welsh and English versions exist. Letter Box Study Group 2016-02-10T15:57:36+00:00 The name was chosen after a competition among Royal Mail employees, to be applied to a small cast-iron box designed by Kenneth Grange and installed mainly in rural locations. The box bears a supposed resemblance to the fuel tank of a GPO Bantam motorcycle as well as being small. They were introduced in 1999; Scots, Welsh and English versions exist. https://lbsg.org/testimonials/b-bantam/