Payment Information


Thank you for your patience during our utility billing conversion. We are excited to launch new services from Output Services Group (OSG).

Set up an account as shown here.

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  1. Utility Billing

    Physical Address
    23204 58th Avenue W
    Mountlake Terrace, WA 98043

    Phone: 425-744-6214

Drop Box at City Hall, 23204 58th Avenue W

Utility payments can be made in the drive-up drop box located outside to the left of the front entrance of City Hall. No cash in drop box please.

By Phone or Online 

Call 425-744-6214 to pay your bill over the phone during business hours. If no one is available please leave a message. Payments may be made with a debit or credit card with a Visa or MasterCard logo, or with your bank account, checking or savings. There is no longer a $2.00 convenience fee for online or phone payments.

By Mail

Please include payment stub and add your account number to your check. Utility payments with a payment stub must be mailed to the following post office box:

City of Mountlake Terrace Utility Payments
PO Box 72
Mountlake Terrace, WA 98043

For correspondence only, the mailing address is:

Mountlake Terrace City Hall
Attn: Utilities
23204 58th Avenue W
Mountlake Terrace, WA 98043

Drop Box at City Hall