keyword

start of route 66

Monthly search volume and cost-per-click data for "start of route 66" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=start+of+route+66&country=us" +--------------+------------------+ | volume | 1,600 | | cpc | $3.51 | | competition | 0.03 | | country | US | | updated | 2026-06-15 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
66 route	201,000	$1.66	19/20
route 66 route	201,000	$1.66	19/20
us route 66	14,800	$1.81	18/20
where does route 66 start and end	8,100	$1.05	20/20
historic 66 route	5,400	$0.94	16/20
old route 66	4,400	$1.95	16/20
where does route 66 begin	2,400	$0.75	20/20
route 66 start and end	1,900	$2.11	20/20
what states does route 66 go through	1,900	$0	20/20
us 66	1,300	$4.29	17/20

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=start+of+route+66&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