accuracy
When Mail generates information, such as a verification code, that information must sync up with the online system. I received two codes today and the system wouldn't accept either one. Getting to my mail is important and I don't like being slowed down because of bad info.
226th
ranked

Hi there. I would recommend checking with your phone service provider to see if there are any delays with your phone number. You can also contact us on Twitter at @YahooCare or on Facebook at our Yahoo Customer Care page. If you do not have a social media account, we are available at help.yahoo.com through the ''Contact us'' link.
Thank you,
Yahoo team