Technical and Customer Support

Hours of Operation: 8:00 a.m. - 8:00 p.m. Eastern, Monday - Friday (excluding Federal holidays)
After Hours: Calls, e-mails and tickets received after normal operating hours will be addressed the following business day.

HPC Help Desk

Help Desk Manager:
Toll Free: 1-877-222-2039
Local: 937-255-0679
DSN: 785-0679

Mailing Address
2435 Fifth Street
Wright-Patterson Air Force Base
OH - 45433-7802

DoD High Performance Computing Modernization Program (HPCMP)

HPCMP Visitors

For physical visits to the HPCMP Offices please submit a Visit Request (VR) if required by your HPCMP sponsor. Visit Requests are required for unescorted access for either unclassified or classified visits. To submit your VR please follow the procedures below.

Visit Request Procedures
  1. Visit requests must be submitted via DISS to the US Army ERDC Office.
  2. Required DISS Information:
    SMO Code: W2R2AA, level 5
    Dates: VR may be effective for one year
    Reason: Meeting (if no appropriate reason, select 'Other')
    POC: HPC plus the name of the person to be visited (HPC-???)
    Phone Number: 703-812-8205

    If the requesting agency has no DISS SMO Code
  3. Verify the receipt of your VR

    Questions/verification of receipt, call HPC-ERDC POC at 601-634-4218
    Verify HPCMP Lorton receipt by calling 703-812-8205

Please allow four days for processing. If less than four days before the visit, please process the visit in DISS and then contact HPCMP at 703-812-8205, providing the visitor's name, date of visit, and person to be visited. HPCMP will inform ERDC of the urgency.

HPCMP Contacts


Lorton Office
7701 Telegraph Rd.
Alexandria, VA 22315-3864

Phone: 703-812-8205

Vicksburg Office
3909 Halls Ferry Road
Building 8000
Vicksburg, MS 39180

Phone: 601-634-7499