General inquiries
info@ampl.com

Price quotes & orders
sales@ampl.com

Help using AMPL and solvers
ampl@googlegroups.com

Technical assistance
support@ampl.com

License generation, order fulfillment
licensing@ampl.com

Phone contacts

+1 773-336-AMPL (2675)

Address for
invoices and notifications

AMPL Optimization Inc.
P.O. Box 339
Mountain View, CA 94042, USA