1814

     All the rates shown are for single letters. This is a ingle sheet of paper folded to form the entire with the address written on the outside. Two sheet of paper were charged at double and three sheets at treble the rates shown. Quadruple rates were applied to letters above one ounce in weight and ths again was doubled up for each additional ounce or part of.

At this point the Irish postal rates were made the same as those of England.
(This is the rates that were in effect from 1812).

Distance was now measured in English miles.