Address: 3132 SE 28th Ave, Portland, OR 97202 Phone: 503-679-5301 Make any celebration special with a unique large colorful personalized lawn message! Looking for a special surprise for a Birthday, Anniversary, New Baby, Graduation, B'nai Mitzvah, holiday, or any occasion? We create customized messages and decorations! We set up the signs and take them down at night. Lawn Party NW is a unique Portland-based mother-daughter business that supports local causes.