@Jesse A normalized version,
{{'8884046710', '18884046710'}}
, of that pattern is already on the number watchlist. You can use
!!/bisect-number 1-888-404-6710
to determine which entries on the number lists match that pattern, which would tell you: Matched by
1-888-404-6710
on
line 3891 of watched_numbers.txt: 1-888-404-6710 found verbatim; 8884046710 found normalized