resources/metadata/506/formats.csv - external/libphonenumber - Git at Google

 Id         ; National       ; Carrier          ; International
 fmt1_4/4   ; "XXXX XXXX"    ; "@ XXXX XXXX"    ; "XXXX XXXX"
 fmt2_3/3/4 ; "XXX-XXX-XXXX" ; "@ XXX-XXX-XXXX" ; "XXX-XXX-XXXX"
	Id ; National ; Carrier ; International
	fmt1_4/4 ; "XXXX XXXX" ; "@ XXXX XXXX" ; "XXXX XXXX"
	fmt2_3/3/4 ; "XXX-XXX-XXXX" ; "@ XXX-XXX-XXXX" ; "XXX-XXX-XXXX"