You can host our products on your any number of web servers/websites for internal and external customers.
However, if you want to distribute/sell/package our any database into your software/product then you will have to buy the redistribution license.
EULA - End User License Agreement
Redistribution License Terms and Conditions
Redistribution License One Time Fee
Postal Code Database Redistribution License $499
Cities Database - Any Edition Redistribution License $499
All redistribution enquiries should be sent to firstname.lastname@example.org