Contact Us
ASH standard customer service hours are Monday through Friday, 9:00 a.m. – 5:00 p.m. Eastern time. During these hours, contact an agent using any of the following methods:
- Phone: 866-828-1231(U.S. Toll Free) or 001-202-776-0544 (international callers)
- Email: customerservice@hematology.org
- Complete the online form below
2022 Highlights of ASH® Extended Customer Service Hours
The 2022 Highlights of ASH® virtual series will take place March 16 – April 9. To further assist attendees of these programs, ASH is pleased to offer extended customer service hours. The following times are in Eastern time, and follow the designated program schedules. Only email will be monitored during these extended hours. After April 9, standard hours apply.
Highlights of ASH® in North America
| Date | Customer Service Hours |
| Thursday, March 17 | Extended through 6:30 p.m. |
| Friday, March 18 | Extended through 6:30 p.m. |
| Saturday, March 19 | 9:00 a.m. – 4:30 p.m. |
Highlights of ASH® International
| Date | Customer Service Hours |
| Saturday, March 16 | 9:00 a.m. – 10:30 a.m. |
| Saturday, April 2 | 8:00 a.m. – 12:00 p.m. |
| Friday, April 8 – Saturday, April 9 | 10:00 p.m. – 12:30 a.m. |
Contact Customer Service for 2022 Highlights of ASH®
- For technical support related to the virtual meeting platform, please submit your request for assistance here. You MUST be registered to submit a technical support question or concern.
- For meeting registration, email the ASH Registration Center at highlightsofash@spargoinc.com.
- For all other support, including resetting your ASH username and/or password, email customerservice@hematology.org or complete the online form below