Guard Pest Control is pleased to serve Snohomish County, North Seattle, and the Eastside. Physical address: 7715 74th Dr NE – Marysville, WA 98270. Mailing address: 11014 19th AV E Suite 8 #239 – Everett, WA 98208. Call us today! 206- 486-1110 ~ Office hours – Monday – Friday 8:30 am – 5:30 pm.