Maxwell Lol writes:

Try http://www.circularsquare.com/cs-logo-medium.jpg

That's just the logo for the website.
Look at http://www.circularsquare.com and it shows the contact info

Circular Square Limited . Company Registration Number: 06650513
Registered Address: Suite 21, 58 Low Friar Street, Newcastle-upon-Tyne. NE1 5UE

And here is the Whois data based on the domain name
No phone number, but a name,address and email.

domain: circularsquare.com
owner: Brian Foskett
email: brian_foskett[ AT} yahoo.com
address: 5521 Greenville #104-929
city: Dallas
state: TX
postal-code: 75206
country: US
phone: +1.5555555
admin-c: CCOM-36428 brian_foskett[ AT} yahoo.com
tech-c: CCOM-36428 brian_foskett[ AT} yahoo.com
billing-c: CCOM-36428 brian_foskett[ AT} yahoo.com
nserver: ns1.qliqdns.net
nserver: ns2.qliqdns.net
status: lock
created: 2007-06-18 18:24:51 UTC
modified: 2010-03-15 12:59:38 UTC
expires: 2012-06-18 18:24:51 UTC