Billing Information
Send payments to:
Knowland Group
PO Box 347710
Pittsburgh, PA  15251-4710
Use a credit card or ACH payment and follow the link below:
https://payments.tprosecure.com/knowlandgroup/Login.aspx
Use your personal user ID and password to complete your payment.
*Online pay is available only if paying in US Dollars.
Use a credit card or ACH payment and call the following number:
302-645-9777
For information on payment via wire transfer, please contact billing@knowland.com or 302-645-9777.

Payments in Other Currencies

For payments that are not in US Dollars, please email us for options at billing@knowland.com.

Billing Inquiries

For questions on your invoice, payments, or account balances, please contact the accounting department at 302-645-9777 or billing@knowland.com.

Customer Service

For questions on your contract or for service issues, please contact Client Care at 410-860-2270 or clientcare@knowland.com.