# Mattress Firm Plaza at Sunset Hills > Sales floor offers a relaxed atmosphere with family-friendly environment. Staff provide thorough product knowledge and clear communication on delivery and setup. Mattress options include advanced features like sound wave massage and cooling technology. Source: https://www.atly.com/location/MattressFirmPlazaAtSunsetHills - Address: 10722 Sunset Hills Plaza, St. Louis, Missouri, United States - Phone: +13148211889 - Website: https://www.mattressfirm.com/en-us/stores/mo/st-louis/018042/?&utm_source=Google%20My%20Business&utm_medium=organic&utm_campaign=GMB&utm_term=st.%20louis%20mo&utm_kxconfid=uflnw2ovk ## What it is good for - Sleep — 7.5/10 - Delivery — 7.2/10 ## What people say - "Joshua and Faris helped me find the perfect mattress for my sleep needs." - "The delivery was painless and they knew exactly what I needed." ## Good to know - The entire purchase process takes less than 20 minutes. - Delivery and setup are included with your mattress purchase. - You can track your free delivery online for convenience. - There is a reasonable charge for old mattress haul away. - Staff members provide detailed information on all mattress brands. ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.