Adding Country Codes to the Switch?

[PTALLY]

Hello I am looking to see if I need to add a country code to our switch as I am unable to dial a international number. My NCOS is 5 for international and I am able to dial other international numbers. Can anyone help out? If I need to add a country code what is the commands for it?

Thank You For All Your Help

PYALLY

 

[acewarlock]

goto
LD90
PRT
AC1
NET
SPN
return
return

then post it here and part of the number you can call and part of the number you can't call.