keyword

houston toll road authority phone number

Monthly search volume and cost-per-click data for "houston toll road authority phone number" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=houston+toll+road+authority+phone+number&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-15 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
harris county toll road authority	40,500	$1.75	11/20
ez tag houston	9,900	$3.26	11/20
hctra ez tag	9,900	$2.93	11/20
harris county toll road phone number	1,600	$0	20/20
hctra phone number	1,600	$0	19/20
harris county toll road authority phone number	1,600	$0	16/20
houston toll road phone number	70	$0	12/20
houston toll road number	50	$0	12/20
harris county toll phone number	40	$0	12/20
harris county toll road authority number	30	$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://api.seodata.dev/v1/keyword?q=houston+toll+road+authority+phone+number&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