Official county data links
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https://jqp.vercel.app/api/v0?jq=[.regCF_county_2019[]|select(.code|startswith("us-ma-"))]&url=https://www.sec.gov//files/county.json?u=1 SEC2019*
https://jqp.vercel.app/api/v0?jq=[.regCF_county_2020[]|select(.code|startswith("us-ma-"))]&url=https://www.sec.gov//files/county.json?u=1 SEC2020*
https://jqp.vercel.app/api/v0?jq=[.regCF_county_2021[]|select(.code|startswith("us-ma-"))]&url=https://www.sec.gov//files/county.json?u=1 SEC2021*
https://jqp.vercel.app/api/v0?jq=[.regCF_county_2019[]|select(.code|test("^us-ma-0(01|03|05|07|09|11|13|15|17|19|21|23|25|27)$"))|{code:.code,t:((.usd/10|round)/100)}]&url=https://www.sec.gov//files/county.json?u=1 SEC2019round*
https://jqp.vercel.app/api/v0?jq=[.regCF_county_2020[]|select(.code|test("^us-ma-0(01|03|05|07|09|11|13|15|17|19|21|23|25|27)$"))|{code:.code,t:((.usd/10|round)/100)}]&url=https://www.sec.gov//files/county.json?u=1 SEC2020round*
https://jqp.vercel.app/api/v0?jq=[.regCF_county_2021[]|select(.code|test("^us-ma-0(01|03|05|07|09|11|13|15|17|19|21|23|25|27)$"))|{code:.code,t:((.usd/10|round)/100)}]&url=https://www.sec.gov//files/county.json?u=1 SEC2021round*
https://jqp.vercel.app/api/v0?jq={m:.regCF_county_methodology,f:.regCF_county_filters}&url=https://www.sec.gov//files/county.json?u=1 SECmethod*
https://www.sec.gov//files/county.json SECDirectAgain?*
https://wikiservice.at/dse/wiki.cgi?action=browse&id=DirectSECTransformed&lang=1&uniq=abc777 DirectSelf777?