seodata.dev

keyword

an advance warning sign

Monthly search volume and cost-per-click data for "an advance warning sign" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=an+advance+warning+sign&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
crossing railroad sign 22,200 $1.02 3/20
rail crossing sign 2,400 $1.22 5/20
railway crossing sign 2,400 $1.22 4/20
railroad warning sign 1,300 $0.42 6/20
railroad crossing sign shape 1,000 $3.9 4/20
railroad advance warning sign 720 $0 7/20
advance warning sign 210 $45.53 6/20
advance warning signs 140 $19.63 4/20
advance warning sign railroad crossing 20 $0 4/20
railroad crossing advance warning sign 20 $0 4/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=an+advance+warning+sign&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

Full API spec: llms.txt