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keyword

501c3 lookup

Monthly search volume and cost-per-click data for "501c3 lookup" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=501c3+lookup&country=us" +--------------+------------------+ | volume | 14,800 | | cpc | $8 | | competition | 0.05 | | country | US | | updated | 2026-05-27 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
search 501c3 14,800 $8 20/20
search 990 9,900 $2 20/20
non profit organization lookup 8,100 $9.62 20/20
nonprofit lookup 8,100 $9.62 20/20
990 tax form search 5,400 $2.53 18/20
501c3 irs lookup 4,400 $4.83 17/20
not for profit listing 3,600 $10.01 17/20
irs nonprofit lookup 2,900 $3.87 17/20
nonprofit 990 lookup 1,600 $6.4 18/20
501c3 number search 170 $3.16 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=501c3+lookup&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