Telephone numbers in Turkey former area codes other than the primary one mentioned. The country calling code of Turkey is 90. trunk / inner - city code number : 0 international code : 00 Ankara DMS-300 Istanbul DMS-300 İzmir DMS-300 Ankara, İstanbul and İzmir DMS-300 International Exchanges Accept: L/D + area code + subscriber number + ST L /D = language digit : 0 (direct dialing) L /D = language digit : 2 (operator assistance) There are two international operator centers in Turkey, Ankara and İstanbul. Each one of these centers provides operator telephone services according ITU/T dialing: L/D + code11 + ST (Random)
Telephone numbers in Bangladesh Telephone numbers in Bangladesh The country calling code for Bangladesh is +880. The dial plan type in Bangladesh is closed, and "0" is the inteTrunk prefix. When dialling a Bangladesh number from inside Bangladesh, the format is: "0 – Area/operator code (X) – subscriber number (N)" When dialling a Bangladesh number from outside Bangladesh, the format is: "+880 – Area/operator code (X) – subscriber number (N)" The subscriber number is the number unique to each individual telephone/mobile following the area/operator code. The Area/operator codes in Bangladesh are listed below, with a typical number format, where "X" denotes the Area/Operator code