resources/metadata/855/formats.csv

Id            ; National       ; International  ; Comment
fmt_2/3/3-4   ; "#XX XXX XXX*" ; "XX XXX XXX*"  ; "General format for most number ranges"
varcost_4/3/3 ; "XXXX XXX XXX" ; "XXXX XXX XXX" ; "Toll-free and premium rate numbers"