# Grand Slam Donuts

> Donut shop offers a chill atmosphere with nighttime hours and a family-run vibe. Donuts range from fluffy cinnamon rolls to rich chocolate chip varieties, drawing a mix of opinions on freshness and taste. Minimum purchase policies and card fees are common, reflecting small business practices.

Source: https://www.atly.com/location/GrandSlamDonuts

- Address: 10078 Arrow Route # B, Rancho Cucamonga, California, United States
- Phone: +19099419838
- Google rating: 4 (372 reviews)

## What it is good for

- Chocolate — 10/10
- Donuts — 8.5/10
- Coffee — 8.3/10

## What people say

- "I confirmed these are the best donuts I've ever had."
- "I thought the chocolate chip donuts were the greatest."
- "The coffee here is 10 times better than before."

## Good to know

- There is a $5 minimum purchase for using Apple Pay.
- Debit card transactions incur a $5 fee for purchases under $5.
- Grand Slam Donuts is open at night.
- The business is now family-run under new ownership.

## 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:** <https://agentic-api.atly.com/v0/docs?src=seo%3Amd%3Acontrol%3A%2Flocation%2FGrandSlamDonuts>
- **OpenAPI contract:** <https://agentic-api.atly.com/v0/openapi.yaml?src=seo%3Amd%3Acontrol%3A%2Flocation%2FGrandSlamDonuts>
- **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.