ZIP codes http://www.entrepreneur.com/topic/zip-codes The latest news, videos, and discussion topics on ZIP codes en-us Copyright 2014 Entrepreneur.com Inc., All rights reserved. Entrepreneur.com webmaster@entrepreneur.com (webmaster) 5 Business Tue, 26 Apr 2011 02:34:00 GMT Marketing Without the ZIP A California ruling makes it illegal to collect customer ZIP codes in-store. Time to find more innovative ways to collect data on your customers. Tue, 26 Apr 2011 02:34:00 GMT http://www.entrepreneur.com/article/219470 http://www.entrepreneur.com/article/219470 Brian Quinton A California ruling makes it illegal to collect customer ZIP codes in-store. Time to find more innovative ways to collect data on your customers.