Almost, Iran postal system extent to remotest regions of country and each traveler can comminute with farthest world regions by post, telegraph, phone, mobile phone, fax & even internet. Various kinds of newspapers in native languages: Persian, Arabic, English & other language publish daily. Different magazines publish, weekly, monthly& seasonal and various books publish continuously that their information are accessible through computer information bank. Different local, national & international Radio & TV stations always broadcast & telecast programs, in different native languages, Persian & English and other languages daily or sometimes overnight.