Keyword · US · updated 2026-10-02
white castle coupon code
- Monthly searches
- 6,600
- CPC
- $1.14
- Competition
- 0.01
Also searched
- white castle coupons 6,600
- white castle discount code 6,600
- white castle promo codes 6,600
- white castle discount codes 6,600
Monthly average for US, from the Google Ads API: the same numbers you'd see in Google Ads.
Get this inside your AI assistant
Connect seodata.dev over MCP and Claude, ChatGPT or Muse can look up any keyword while they work. Ask in plain language, get these numbers back.
https://mcp.seodata.dev/mcp
20 free lookups a day, no account needed.
Related keywords
Keywords with overlapping search results. Similar volume and high overlap means the same search intent, so you can target either.
| Keyword | Volume | CPC | Overlap |
|---|---|---|---|
| white castle coupons | 6,600 | $0.34 | 20/20 |
| white castle discount code | 6,600 | $0.15 | 20/20 |
| white castle promo codes | 6,600 | $0.34 | 20/20 |
| white castle discount codes | 6,600 | $0.34 | 17/20 |
| coupon code white castle | 6,600 | $0.34 | 16/20 |
| white castle online coupon | 6,600 | $1.14 | 16/20 |
| white castle deals | 2,400 | $1.13 | 20/20 |
| white castle promo | 320 | $1.22 | 15/20 |
| white castle crave case coupons | 90 | $0.00 | 15/20 |
| white castle promo code first order | 90 | $0.38 | 15/20 |
For AI agents: query this keyword over HTTP
$ curl "https://api.seodata.dev/v1/keyword?q=white+castle+coupon+code&country=us"
Returns: volume, cpc, competition
Country: &country=us (50+ supported, 2-letter ISO)
Auth: none for 20/day, register for 500/month, $4.99/mo unlimited