Not really a scam because they tell you at the bottom of the page that they will charge you after 7 days. If it was a scam it wouldn't say anything about charging you.
...Your trial listing is for a term of 7 days,
and starts immediately when you submit your business information to
Directory Exclusive. On the 8th day, your 2 year listing in Directory
Exclusive will begin. You will be sent an invoice via postal mail after
the 7th day for $950 which is the price for a 2 year listing in
Directory Exclusive. No cancellations will be accepted for any reason
after the 7 day trial period has ended. The business card holder is
yours to keep, even if cancel your trial listing within the 7 day trial
period. You may cancel within the 7 day trial period only by writing
to...