Calling formats
To call in Sudan, the following format is used: • 0tp axx xxxx - calls within Sudan • +249 tp axx xxxx - calls from outside Sudan : where • t is the Service Type Identifier (1 for fixed lines, 9 for mobile), • p is the Service Provider Identifier, and • a is the Area Code. : For fixed lines: a is 3: Khartoum; 5: Khartoum North; 6: Khartoum Rural; 7: Omdurman ==Company codes==
Company codes
: * 18 is mentioned within the contact number, but not in the table. It is possible that code 18 became 12 at some point, though there is speculation that 12 is simply a new number range. ==References==