# Mattress Firm Elston Avenue > Mattress store features adjustable beds for testing and a 120-day sleep guarantee. Staff provide clear explanations about mattress options, warranties, and break-in periods, helping customers make informed choices. Delivery is generally quick and efficient, with occasional delays on accessory items. Source: https://www.atly.com/location/MattressFirmElstonAvenue - Address: 2566 N Elston Ave Ste A, Chicago, Illinois, United States - Phone: +17737723269 - Website: https://www.mattressfirm.com/en-us/stores/il/chicago/119166/?&utm_source=Google%20My%20Business&utm_medium=organic&utm_campaign=GMB&utm_term=chicago%20il&utm_kxconfid=uflnw2ovk ## What it is good for - Delivery — 7.3/10 - Sleep — 6.7/10 ## What people say - "The sleep experts here are knowledgeable and helped me find the perfect mattress." - "The delivery team was friendly and helpful with my purchase." ## Good to know - The store offers a 120-day sleep guarantee on all mattresses. - Delivery options include next day or Tuesday for convenience. - Customers receive $300 towards accessories with a mattress purchase. - The delivery process is quick and efficient, ensuring a smooth experience. - A ten-year guarantee is included with the mattress purchase. ## 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.