Costco
4401 4th Ave S
Seattle, WA 98134 206-622-3136
Seattle, WA 98134 206-622-3136
Ratings
Consumer Ratings for Costco — 176 Ratings
Percent of customers who rated service "superior" for:
Doing service properly
Promptness/responsiveness
Pleasantness
Overall quality
Consumer Comments for Costco
Nov 29, 2025
Nov 04, 2025
Nov 04, 2025
...and 173 more consumer comments for Costco