@JeffSchaller A normalized version,
{{'8122309316'}}
, of that pattern is already on the number watchlist and the pattern you provided is not an exact match to an existing entry on the number watchlist. You can use
!!/bisect-number 8122309316
to determine which entries on the number lists match that pattern, which would tell you: Matched by
8122309316(?#NO NorAm)
on
line 4647 of watched_numbers.txt: 8122309316 found verbatim