# Smashburger > This spot offers a clean and welcoming environment with friendly staff that enhance every visit. Known for its reliable gluten-free buns made by Udis, it provides a satisfying experience for those with gluten intolerance, ensuring comfort and confidence in dining here. Source: https://www.atly.com/gluten-free/location/Smashburger33 - Address: 4821 E Grant Rd, Tucson, AZ 85712, USA - Phone: +1 520-624-0122 - Website: https://smashburger.com/locations/us/az/tucson/4821-e-grant-rd?utm_source=SEO_Local&utm_medium=GMB&utm_campaign=SEO_AZ&utm_content=SEO_Tucson&utm_term=1242 - Google rating: 4.1 (866 reviews) - Tags: Delivery, Kid Friendly, Lunch, Take Away, Dinner, Outdoor Seating, Breakfast, Pet Friendly, Open Late, Accomodating, Grab & Go, Burgers ## Good to know (gluten-free) - They offer a gluten-free bun for sandwiches. ## What people say - "Their gluten-free buns are the best I've had." (5 mentions) - "I like that they have tasty gluten-free buns." (5 mentions) ## 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.