If you want to know the pronunciation of the vocabulary concerning the letter and the postcard written in pen. Here the pronunciation of the vocabulary seen in the post
http://www.learnitalianow.net/2012/10/italian-vocabulary-for-who-loves-to.html
The vocabulary are
Penna = pen
Amici di penna= pen pals
Lettere =letters
cartoline= postcards
Carta da lettere = writing paper
Busta = envelope
Affrancare = stamp
francobollo = stamp
Indirizzo =address.
Cassetta della posta = mail box