seodata.dev

keyword

fein assignment letter

Monthly search volume and cost-per-click data for "fein assignment letter" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=fein+assignment+letter&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0.04 | | country | US | | updated | 2026-06-19 | +--------------+------------------+
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
irs ein letter 5,400 $4.76 20/20
ein letter from irs 5,400 $4.76 16/20
ein letter irs 5,400 $4.18 13/20
ein number confirmation 5,400 $4.05 13/20
ein letter 3,600 $3.96 20/20
ein confirmation letter 2,900 $3.14 20/20
ein verification letter 2,900 $2.75 19/20
ein assignment letter 720 $4.24 13/20
what is an ein assignment letter 40 $0 14/20
irs letter confirming ein 30 $0 14/20

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=fein+assignment+letter&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