How to Contact Us
US Headquarters Office
American Express Incentive Services (AEIS) L.L.C.
1400 South Highway Drive
Fenton, St. Louis County, MO 63099
Local office number: 1-636-226-2000
Canadian Headquarters Office
American Express Incentive Services (AEIS) Canada ULC
2000 Argentia Road Plaza II, Suite 107
Mississauga, Ont. L5N 1V8
Local office number: 1-800-293-1136
Sales Inquiries
US Phone: 1-888-AEIS-SALES or 1-888-234-7725
Canadian Phone: 800-293-1136 ext 222 or 905-819-8676 ext 222
Web (US and Canadian): Contact Us
Client Services (US and Canadian)
Phone: 1-888-AEIS-411
1-888-234-7411
Web:
Contact Us
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