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    Singapore Calling Codes

    Country Code +65

    City Codes not required.
    Singapore underwent a numbering plan change in 2002. Previous 7-digit numbers were prefixed by a "6" to form an 8-digit number.
    SingtelGSM-900/1800
    MobileOne GSM-900/1800
    MobileOneCDMA-1900
    StarhubGSM-1800
    Oman
    Oman
    calling codes
    Uzbekistan
    Uzbekistan
    calling codes
    Sweden
    Sweden
    calling codes
    Sudan
    Sudan
    calling codes
    Guyana
    Guyana
    calling codes
    Iraq
    Iraq
    calling codes
    El
    El Salvador
    calling codes
    Guam
    Guam
    calling codes
    Singapore Calling Codes, International Calling Codes, Phone Calls, Dialing, Area Code, Phone Dialing, International Dialing Codes, Calling Country Codes, Country Code, City Codes