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keyword

what is the interstate system

Monthly search volume and cost-per-click data for "what is the interstate system" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+the+interstate+system&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
interstate highway system 12,100 $0 20/20
eisenhower interstate 12,100 $0 17/20
eisenhower interstate highway system 12,100 $0 15/20
eisenhower interstate system 12,100 $0 15/20
us interstate highways 12,100 $0.1 15/20
interstate highway 5,400 $0.18 17/20
interstate roads 5,400 $0.18 16/20
what is interstate highway 2,400 $0 17/20
interstate system 1,900 $0 20/20
us interstate highway system 1,600 $0.03 16/20

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+the+interstate+system&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