Phone number: to phone in case they don't get an answer at the door.
Some places they also uses the phone number if they can't actually make your order eg. they ran out of bacon for you bacon pizza or similar.
Drugged Autist Mice Reverse In Fragile Doctors With X-Linked Syndom
Ph'nglui mglw'nafh Cthulhu R'lyeh wgah'nagl fhtagn
"Take that, you hostile sons-of-bitches!" -- James Coburn, in the finale of _The_President's_Analyst_