seodata.dev

keyword

train crossing sign

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

$ curl "https://app.seodata.dev/v1/keyword?q=train+crossing+sign&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $1.22 | | competition | 0.36 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
railroad crossing sign 22,200 $0.43 20/20
rail road sign 8,100 $3.92 13/20
railroad sign 6,600 $0.87 20/20
railway crossing sign 2,400 $1.22 16/20
train crossing signs 2,400 $1.22 14/20
rail crossing signs 2,400 $1.22 13/20
rail crossing sign 1,900 $0.73 17/20
road sign railway crossing 390 $0.14 13/20
railway road signs 320 $0.04 13/20
train road sign 320 $0.04 13/20

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=train+crossing+sign&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt