About AreaCode.fyi MCP Server
AreaCode.fyi MCP Server is an MCP server in the Communication category: north American (NANP) area-code & phone-number intelligence for AI agents, by areacode.fyi.
Install
claude mcp add areacode-fyi-mcp-server -- npx -y @riv-lc/areacode-mcpnpx -y @riv-lc/areacode-mcpThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
Tools (8)
area_codes_for_cityArea codes serving a city (optionally disambiguated by state)
Parameters not published.
area_codes_for_stateEvery area code in a US state or Canadian province
Parameters not published.
check_number_reputationUnverified community signal (low / mid / high) **plus public FTC Do Not Call complaint data** (count, % robocalls, top subject) for a number
Parameters not published.
explain_area_code_topicSource-backed explainers: neighbor spoofing, overlays vs splits, toll-free, area-code-vs-country-code, temporary numbers
Parameters not published.
is_scam_area_codeScam/spoofing context for an area code + an aggregate of FTC Do Not Call complaints filed about numbers using that code
Parameters not published.
lookup_area_codeCountry, state/province, cities, time zone, current local time, overlays, nearby codes
Parameters not published.
lookup_carrierAssigned carrier, line type (wireless/landline), and rate center for a number's NPA-NXX block (block-allocation data, **not** live/ported; covers nearly every US/Canada code)
Parameters not published.
lookup_phone_numberParse/validate a NANP number → area code, region, local time, E.164
Parameters not published.
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