Contact Us

We welcome your questions and feedback on the HTH Worldwide Developer Portal.

If you would like to discuss licensing our APIs, please contact apisales@hthworldwide.com or call us at +1 610.263.8790.
If you need tech support, please email apisupport@hthworldwide.com.

General Information

Please contact us via phone or mail:
1.610.254.8700
apisupport@hthworldwide.com
933 First Avenue
King of Prussia, PA 19406
USA