{"uid":"cap_WMfKBoHXbx42_8DZ2R3l6","slug":"fcc-census-block-fips-lookup-via-suverse-proxy-03f73e0d","name":"FCC Census Block FIPS Lookup via Suverse Proxy","description":"Resolve any US latitude/longitude to its 15-digit Census block FIPS, county, and state. Lightweight and fast, the FCC block API is the standard tool for assigning points to Census geographies. Keyless and free.","url":"https://proxy.suverse.io/v1/data/suverse-demographics-fcc-block","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"properties":{}},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.06","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.06/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.06","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.06","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XUxvcHHDPqm5IiavQo2U0","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.06","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves a US latitude/longitude coordinate to its 15-digit Census block FIPS code, county, and state using the FCC Block API.","exampleAgentPrompt":"What is the 15-digit Census block FIPS code, county, and state for the coordinates 40.7128° N, 74.0060° W?","exampleUseCases":[{"title":"Assign customer address to Census block","prompt":"I have a customer located at latitude 33.749 and longitude -84.388 in Atlanta — can you look up their Census block FIPS code, county, and state so I can tag their record with the right geographic codes?"},{"title":"Demographic enrichment for survey data","prompt":"We collected survey responses with GPS coordinates. For the point at latitude 41.8781, longitude -87.6298 in Chicago, can you tell me the 15-digit Census block FIPS, county, and state it falls in?"},{"title":"Compliance mapping for regulated services","prompt":"Our app needs to know the Census block, county, and state for a user at latitude 29.7604 and longitude -95.3698 — can you resolve that coordinate to its FIPS geography?"}],"resultDescription":"Returns the 15-digit Census block FIPS code, county name, and state for the provided US latitude/longitude point, sourced from the FCC Block API.","failureModes":["Coordinates outside the US (no Census block exists) return an error or empty result","Invalid or malformed lat/lon values cause a 400-level error","Coordinates in US territories not covered by Census blocks may return null","Network or upstream FCC API availability issues may cause timeouts"],"whenToPreferThis":"Use this endpoint when you need to assign a US GPS coordinate to a Census block geography — specifically when you require the 15-digit block FIPS code, county, and state. It is the standard FCC-backed tool for this task, keyless on the upstream side, and faster than full geocoding services that return street-level data. Prefer it over general geocoding APIs when Census geography assignment is the goal rather than address resolution.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:13.192Z","isFirstParty":false}