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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

    Singapore Calling Codes, International Calling Codes, Phone Calls, Dialing, Area Code, Phone Dialing, International Dialing Codes, Calling Country Codes, Country Code, City Codes