Costco
4401 4th Ave S
Seattle, WA 98134 206-622-3136
Seattle, WA 98134 206-622-3136
Ratings
Consumer Ratings for Costco — 172 Ratings
Percent of customers who rated service "superior" for:
Doing service properly
Promptness/responsiveness
Pleasantness
Overall quality
Consumer Comments for Costco
Jul 30, 2026
Jul 29, 2026
Nov 29, 2025
...and 169 more consumer comments for Costco