keyword

highways and expressways

Monthly search volume and cost-per-click data for "highways and expressways" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=highways+and+expressways&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-05 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
difference between highway and freeway	4,400	$0	13/20
what is the difference between highway and freeway	2,400	$0	14/20
what is a freeway	2,400	$0	11/20
highway and freeway	1,300	$0	11/20
highway or freeway	1,300	$0	11/20
highway vs expressway	1,300	$0	11/20
difference between highways and expressways	390	$0	12/20
highway freeway expressway	140	$0	11/20
what's the difference between expressway and highway	50	$0	11/20
what is an expressway vs highway	40	$0	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=highways+and+expressways&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