Here are some other Storefront Art Projects in other cities:
San Francisco
http://www.sfartscommission.org/CAE/art-in-storefronts/art-in-storefronts-news/2011/04/11/art-in-storefronts-returns-to-central-market/

Los Angeles
http://www.phantomgalleriesla.com/

Tacoma Washington
http://spaceworkstacoma.wordpress.com/2011/04/12/practice-swing-sinks-it/

Dunsmuir California
https://www.facebook.com/DunsmuirStorefrontGalleries?sk=info

Missoula Montana
http://missoulastorefrontart.blogspot.com/

Baltimore Maryland
http://articles.baltimoresun.com/2011-02-04/features/bs-ae-operation-storefront-20110130_1_downtown-partnership-mike-evitts-downtown-boosters

New York
http://www.nolongerempty.com/

New Haven Connecticut
http://www.cityofnewhaven.com/economicdevelopment/ReadMore.asp?ID={63627BD7-E681-44C6-9EB9-F0DA3ADE1394}

Berkeley California
http://multimedia.journalism.berkeley.edu/shells/downtown-berkeley-storefront-art

Seattle Washington
http://storefrontsseattle.wordpress.com/

Cleveland Ohio
http://blog.downtowncleveland.org/index.php/tag/cleveland-storefront-art

Hartford Connecticut
http://blogs.courant.com/cityline/2009/09/empty-storefronts-not-so-empty.html

Bend, Oregon

https://www.facebook.com/pages/Pretty-Vacant-Central-Oregon-Storefront-Art-Project/188546611192011?sk=info