InfoSpace's Dogpile.com Signs Promotional Partnership Agreement with Petfinder.com

BELLEVUE, Wash.--(Business Wire)--
InfoSpace, Inc. (NASDAQ: INSP), a leading developer of metasearch
products, today announced a multifaceted partnership with
Petfinder.com, the largest online database of adoptable pets.

As part of the partnership, InfoSpace's flagship search site
Dogpile.com will be prominently featured on the Petfinder web site,
exposing Petfinder's millions of visitors to the Dogpile brand and its
metasearch technology. Dogpile and Petfinder will also jointly produce
and promote widgets and toolbars which will increase awareness of and
drive traffic to Dogpile.com, as well as promote Petfinder's
pet-related content and encourage the adoption of more than 250,000
adoptable pets within the extended Petfinder network of 11,000 local
shelters.

"This partnership is a great extension of the Dogpile brand," said
Bruce Allenbaugh, Chief Marketing Officer of InfoSpace. "By working
closely with Petfinder to introduce Dogpile's search experience and
our pet-affinity to their pet-loving audience we'll encourage
cross-traffic between the Dogpile and Petfinder sites."

"Since 1995, it has been Petfinder's mission to end euthanasia of
adoptable pets and to raise awareness of the millions of pets
available for adoption across the United States," said Betsy Saul,
founder of Petfinder. "InfoSpace has a unique position in the digital
world that will help us continue to fulfill this mission through
Dogpile's pet-friendly audience."

Dogpile brings users the best of the Web by searching and
aggregating results from Google, Yahoo!, MSN and Ask. To learn more
about Dogpile and Petfinder, please visit www.dogpile.com and
www.petfinder.com.

About InfoSpace, Inc.

InfoSpace, Inc. is a leading developer of metasearch products to
help people easily search and discover the web. InfoSpace uses its
proprietary metasearch technology that combines the top results from
the leading search engines to power a portfolio of branded Web sites,
including Dogpile (www.dogpile.com) and WebFetch (www.webfetch.com.)
For the second consecutive year, Dogpile ranked highest in customer
satisfaction among search engines, according to JD Power and
Associates. More information can be found at www.infospaceinc.com.

About Dogpile.com

For millions of people everyday, Dogpile goes beyond search as
usual by providing a fun and engaging place to discover all the web
has to offer. Dogpile is a business of InfoSpace, Inc. (NASDAQ:INSP).
For information about InfoSpace, please visit:
http://www.infospaceinc.com.

About Petfinder.com:

Petfinder.com is an online, searchable database of animals that
need permanent homes. A directory of over 11,600 animal shelters and
adoption organizations across the USA, Canada and Mexico, the
organization's technology helps visitors search adoptable pets in
their areas that fit their family's individual needs and preferences.
In addition, Petfinder.com also offers a wealth of information about
how to select a family pet and how to raise and care for an animal.
The Web site is free to use. Animal shelters and placement groups can
register to join Petfinder.com online and can start entering pets the
same day. Petfinder.com was named one of TIME magazine's 50 Best Web
Sites of 2008.

Cautionary Note about Forward-Looking Statements

This release contains forward-looking statements regarding
InfoSpace's agreement with Petfinder.com and InfoSpace's metasearch
products and services. These forward-looking statements are subject to
certain risks and uncertainties that could cause actual results to
differ materially from those projected. Forward-looking statements
include, without limitation, statements regarding the extent of
exposure to the Dogpile brand, the joint production of widgets and
toolbars, the increase in awareness of and traffic to Dogpile.com and
the encouragement of cross-traffic between Dogpile and Petfinder.
These statements are not guarantees of future performance and are
subject to certain risks, uncertainties and assumptions that are
difficult to predict. Factors that could affect InfoSpace's actual
results include the scope and timing of user adoption and
implementation and market acceptance of current and future
applications and features of InfoSpace's metasearch technology
products and services, including widgets and toolbars, and the actual
performance under the agreement with Petfinders.com. A more detailed
description of certain factors that could affect actual results
include, but are not limited to, those discussed in InfoSpace's most
recent Annual Report on Form 10-K and quarterly reports on Form 10-Q
as filed from time to time, in the section entitled "Risk Factors."
Readers are cautioned not to place undue reliance on these
forward-looking statements, which speak only as of the date of this
release. InfoSpace undertakes no obligation to update publicly any
forward-looking statements to reflect new information, events or
circumstances after the date of this release or to reflect the
occurrence of unanticipated events.

InfoSpace, Inc.
Stacy Ybarra, 425-709-8127
stacy.ybarra@infospace.com
or
For InfoSpace
Ellen Snook , 415-438-9821
ellensnook@peppercom.com

Copyright Business Wire 2008