You can contact your Square D customer service representative at CoAMS by email, phone or fax. To send an email click here. To contact your Square D customer service representative at CoAMS by phone, please call 1-877-213-0679. Our office hours are Monday-Thursday 7AM to 6PM (CST) and Friday from 7AM to 5PM (CST). To send a fax to CoAMS, please use
1-319-395-6541.
Our mailing address is as follows:

Square D Co-op
c/o CoAMS, Inc.
1570 Boyson Rd
Hiawatha, IA 52233


PO Box 8000
Hiawatha, IA 52233-8000