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 the Dominican Republic area code system is because it is estimated a standard 7-digit area code could hold around 7.8 million number combinations, and currently there are around 1.6 million land-based lines and 4.2 million cellular phones. Thus it was decided to attach another area-code to this country, because of the extensive growth and threat of number depletion. In early 2009 a decision was made to add a second overlay code, area code 849. The triple area code system went into effect on February 15, 2010. Telephone fraud scams once revolved around the 809 area code; it was being used since calling international