Fidium accepts payment through the mail. Send a check or money order along with the top portion of your Fidium invoice to the appropriate address below.
Customers with service in Maine, New Hampshire or Vermont:
- P.O. Box 70347
- Philadelphia, PA 19176-0347
Customers with service in California, Illinois, Minnesota, Pennsylvania or Texas:
- P.O. Box 66523
- Saint Louis, MO 63166-6523
For your protection and security, please do not send cash when mailing your payment.