seodata.dev

keyword

rail road sign

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

$ curl "https://app.seodata.dev/v1/keyword?q=rail+road+sign&country=us" +--------------+------------------+ | volume | 8,100 | | cpc | $3.92 | | competition | 1 | | 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 19/20
railroad sign 6,600 $0.87 20/20
rail sign 6,600 $1.2 11/20
train crossing sign 2,400 $1.22 18/20
rail crossing sign 2,400 $1.22 16/20
railway crossing sign 2,400 $1.22 15/20
road signs railway crossing 390 $1.33 12/20
train road sign 320 $0.04 13/20
railway road signs 320 $0.04 12/20
railway road sign 260 $0.35 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+road+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