seodata.dev

keyword

invalid area code

Monthly search volume and cost-per-click data for "invalid area code" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=invalid+area+code&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-08-30 | +--------------+------------------+
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
us area code 12,100 $3.52 6/20
american area code 12,100 $3.52 5/20
us area codes 12,100 $3.52 5/20
444 area code 5,400 $0 5/20
area codes usa 4,400 $1.23 5/20
north american numbering plan 1,900 $8.91 6/20
invalid phone numbers 260 $0 6/20
valid area codes 70 $0 5/20
invalid phone format 50 $0 5/20
invalid area codes 40 $0 9/20

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=invalid+area+code&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