Dial code
+976
To call Mongolia from India, dial + or 00 (exit code for India), then 976 (the country code for Mongolia), then the area code (without the initial 0) and the local number.
Calling from India
+ 976 5012 1234567
00 976 5012 1234567
Local call
05012 1234567
For local calls within Mongolia, start with the area code (with the initial 0). In the case above area code is 5012 .