Although it looks like a mailbox, the “PAC” part of the name would imply “Pacific”. That indicates that this is regional and not likely a nationwide service provided by the US Postal Service.
Fax machines still exist in our 2015 and are used, but they’re not used very often. Scanning and e-mail has replaced faxing in most cases. We also don’t need fax machines on the street corner since we can just take a picture of something and e-mail that with our cell phones.
The existence of this street fax machine does raise a few questions though. If residents of Hill Valley have fax machines all over their homes, why put one on a sidewalk? Is there really enough business to justify this? The McFly family isn’t doing financially well and even they have multiple fax machines in their home.
Prediction Accuracy: Failed