Taunton Single Ring postmarks with a code number

Here are some items with Taunton single ring cancels with code numbers, the first being a registered envelope from 1950 with a "TAUNTON / 7" single ring cancels along with a Return To Sender cachet.

... and another registered envelope from 1960 with "TAUNTON.SOMERSET / 7" cancels.

Next, here is an item of mail sent to Taunton Poste Restante in April 1963 and not called for, with a "TAUNTON SOMERSET / 3" receiving mark on the reverse.

And finally, here is another registered letter sent to the USA in 1968 with "TAUNTON SOMERSET / 3" single ring cancels.