How to contact us:
 Check our knowledgebase for how-to tips and answers to common questions. 
You can open a support request via our  Support Portal .
 You will receive a response within 24 hours.
| Category | Hours | Phone | Toll-Free | |
| Web site & Email | Anytime | Use HIS Support Portal | support@his.com | |
| Billing | 9 AM - 5 PM Eastern, M-F | 301-255-0500, opt 3 | 1-888-818-0500, opt 3 | billing@his.com | 
| Sales | 9 AM - 5 PM Eastern, M-F | 301-255-0500, opt 1 | 1-888-818-0500, opt 1 | sales@his.com | 
HIS Office Mailing
Address:
Heller Information Services, Inc.
30 West Gude Drive
Suite 220
Rockville, MD 20850-1161
	
	Heller Information Services, Inc.
30 West Gude Drive
Suite 220
Rockville, MD 20850-1161
