seodata.dev

keyword

rail sign

Monthly search volume and cost-per-click data for "rail sign" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=rail+sign&country=us" +--------------+------------------+ | volume | 6,600 | | cpc | $1.2 | | competition | 0.21 | | country | US | | updated | 2026-06-06 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
railroad crossing sign 22,200 $0.43 13/20
railroad sign 6,600 $0.87 20/20
train crossing sign 2,400 $1.22 18/20
railway crossing sign 2,400 $1.22 12/20
train sign 1,900 $0.47 13/20
railroad track sign 480 $0.13 13/20
train tracks sign 480 $0.13 13/20
rail track sign 480 $0.08 12/20
railroad track signage 480 $0.08 12/20
railway road signs 320 $0.04 12/20

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=rail+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