All the obviously giggle inducing calling codes are simply not there.
666 doesn't exist, 69 doesn't exist, famous from TV 555 doesn't exist, 699 is not in use, 969 is reserved but the reservation is under investigation, 999 is reserved for future global service but not in use right now.
666 doesn't exist, 69 doesn't exist, famous from TV 555 doesn't exist, 699 is not in use, 969 is reserved but the reservation is under investigation, 999 is reserved for future global service but not in use right now.