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keyword

what is a railroad crossing sign

Monthly search volume and cost-per-click data for "what is a railroad crossing sign" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+a+railroad+crossing+sign&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | 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 13/20
railroad crossing signal 22,200 $1.2 13/20
train crossing sign 2,400 $1.22 12/20
railroad crossing lights 1,300 $1.08 14/20
railroad warning sign 1,000 $0 13/20
what does a railroad crossing sign look like 170 $0 12/20
the sign for a railroad crossing is a 90 $0 12/20
what does a railroad sign look like 90 $0 12/20
a railroad crossing sign is 40 $0 15/20
railroad crossing signs are 20 $0 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=what+is+a+railroad+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