undialable

English

Etymology

From un- +‎ dialable.

Adjective

undialable (not comparable)

1. Unable to be reached by dialing
   • 2009 February 11, “Victoria bushfire missing - search on our message board”, in Herald Sun‎, archived from the original on 25 February 2009:

     I am from the UK and unfortunately the help and info lines are undialable from this country so I have no way of finding out if my uncle, aunt and cousin are still alive or where they might be.