resources/metadata/64/altformats.csv - external/libphonenumber - Git at Google

 Format           ; Parent Format ; Comment
 [34679] XXXX XXX ; fixed_1/3/4   ; "Pattern for fixed-line formats excluding the Ross Dependency"
 XXX XXX XX       ; fmt_3/2/2-3   ; "Pattern for short premium-rate & toll-free numbers."
	Format ; Parent Format ; Comment
	[34679] XXXX XXX ; fixed_1/3/4 ; "Pattern for fixed-line formats excluding the Ross Dependency"
	XXX XXX XX ; fmt_3/2/2-3 ; "Pattern for short premium-rate & toll-free numbers."