seodata.dev

keyword

free phone numbers

Monthly search volume and cost-per-click data for "free phone numbers" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=free+phone+numbers&country=us" +--------------+------------------+ | volume | 33,100 | | cpc | $3.93 | | competition | 0.45 | | country | US | | updated | 2026-06-04 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
free number phone 40,500 $2.42 20/20
free phone number 33,100 $3.93 20/20
free number 6,600 $3.23 20/20
free numbers 6,600 $3.23 20/20
free virtual phone number 6,600 $6.24 20/20
virtual number free 6,600 $4.42 20/20
virtual phone number free 6,600 $6.24 20/20
online phone number 5,400 $20.59 20/20
free online phone number 3,600 $5.61 20/20
get a free phone number 3,600 $5.38 20/20

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=free+phone+numbers&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