Blocking doesn't help much when they're forging the phone number. I've even gotten spam calls with MY number as the caller ID! The telecoms know who's PAYING f

Blocking doesn't help much when they're forging the phone number. I've even gotten spam calls with MY number as the caller ID! The telecoms know who's PAYING for these calls to be connected and SMSes to be delivered - they should be required to surface that information.