Comment on One-Ring Phone Scam on the RiseparentComments−noyesno12yIn the mobile domain (under the 3GPP standard), there is something called "Advice of Charge" that would give such functionality but most carriers do not deploy it unless local regulations demand it.
Comments
In the mobile domain (under the 3GPP standard), there is something called "Advice of Charge" that would give such functionality but most carriers do not deploy it unless local regulations demand it.