Religion is the main influence on attitudes and behaviour. Since 1988 Islam has been the official state religion. Public telephone booths are located at the principal marketplaces and in post offices in the main towns. Roaming agreements exist. Telegrams may be sent from main post offices and there are three charge rates.
Post boxes are blue for airmail and red for surface mail.
There are eight daily English-language papers, the most popular being the Bangladesh Observer , followed by the Daily Star , the Independent , the Financial Express and the Daily New Nation. The main English-language weeklies are Holiday , the Dhaka Courier and the Bangladesh Gazette . The main Bengali dailies are Dainik Ittefaq, Dainik Inquilab, Banglar Bani, Sangbad, Dainik Bangla, Dainik Millat, Dainik Khabar, Prothom Alo and Dainik Janakantha. Almost all these newspapers are published in Dhaka and circulated throughout the country. From time to time these change.