Pay by Mail:
To pay an Invoice or Other payment by mail, include your Invoice number or Other payment description with a check or money order payable and mailed to:
City of Sumas
PO Box 9
Sumas, WA 98295
Pay Online:
To pay an Invoice or Other payment online, click on the blue button above. Enter your information, the amount you need to pay, along with the invoice number or Other payment description, before continuing to your payment information. A convenience fee of 3.25% for card payments and a flat $2 fee for EFT will be added to your online payment. To avoid these fees, see above instructions to pay by mail.