Nigeria Country Code
For data processing and communications and Nigeria and it's dependent areas is represent by a Nigeria Country code. Nigeria country code is a short numeric geographical code (geocodes) developed by the ISO 3166-1 system. Nigeria country code is freqently refered to as Nigeria dialing codes or Nigeria E.164 calling code.
Nigeria Country Code is used when dialing to Nigeria from outside Nigeria. Nigeria Country Code is however not used when dialing within Nigeria.
To call Nigeria from outside Nigeria, you have to dial the your own country's International Direct Dialing prefix (IDD), Nigeria Country Code, City/ Area Code, and then the subscriber telephone number as:
Your Countries International Direct Dialing Prefix (IDD) +234 (Nigeria Country Code) + City Area Code + Number you wish to call.
When dialing from a mobile phone outside Nigeria into Nigeria, Dial '+' +234 (Nigeria Country Code) + City Area Code + Number you wish to call. (The "+" can be reached by holding down the "0" key until it turns into a "+". The "+" is universal prefix for all international mobile telephone calls including Nigeria)
Nigeria International Direct Dialing prefix (or IDD) is used when dialing from the Nigeria to outside the country (Refer to international dialing Nigeria code or Nigeria international access code). Do not use Nigeria IDD when dialing within Nigeria.
Nigeria National Direct Dialing prefix (or NDD) is used when dialing to a destination within the Nigeria (Refer to dialing Nigeria code). Do not use Nigeria National Direct Dialing prefix when dialing from outside Nigeria into Nigeria. Nigeria NDD is only used as long distance dialing within the country.
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