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Addrex Address Validation API

Input—per 1M tokens
Output—per 1M tokens
Context—tokens
WeightsClosed

About

Addrex Address Validation API is ranked #1 of 31 in address verification software on Inferse. It runs on API, Web. There is a free plan. Paid plans start at $39/mo.

Compared on address verification software

Free plan
Yesaddrex.dev
Paid from
$39/moaddrex.dev
API access
Yesaddrex.dev
Batch validation
Yesaddrex.dev
Address correction
Yesaddrex.dev
Address standardization
Yesaddrex.dev
Address autocomplete
Yesaddrex.dev
International coverage
localaddrex.dev

Facts

Purpose
Addrex validates, standardizes, and classifies U.S. addresses and returns standardized results with match codes, confidence scores, and coordinates.addrex.dev · 30 Sept 2026
Spreadsheet workflow
Users can upload CSV or Excel files, have address columns detected, process the file, and download cleaned data with output fields appended.addrex.dev · 30 Sept 2026
Address cleanup
The service expands abbreviations, corrects typos, parses grid-style inputs, and can append ZIP+4 when a match is available.addrex.dev · 30 Sept 2026
API
The API accepts one-line addresses or structured address fields and returns JSON with validation status, confidence, standardized fields, and changes.addrex.dev · 30 Sept 2026
Integrations
The API documentation provides curl, Node.js, and Python request examples; the maker does not name specific third-party product integrations on the pages opened.addrex.dev · 30 Sept 2026
Autocomplete limit
Autocomplete suggestions and details are available only on paid plans and are excluded from Free Beta.addrex.dev · 30 Sept 2026
Beta limit
Free Beta permits 10,000 validation rows per day, requires email verification, and does not include autocomplete.addrex.dev · 30 Sept 2026
Security
The security page says data in transit uses TLS 1.2+, stored data uses AES-256 encryption, API keys are revocable and hashed, and PII is excluded from application logs by default.addrex.dev · 30 Sept 2026
Retention
Real-time API address data is not retained beyond the request, while batch files default to seven days of retention and can be deleted sooner.addrex.dev · 30 Sept 2026
Compliance
Addrex says it does not claim USPS DPV or CASS certification; its infrastructure providers maintain SOC 2 Type II compliance, and Addrex says it is working toward its own SOC 2 certification.addrex.dev · 30 Sept 2026
Support
The contact page offers technical support by email and says submitted contact forms receive a response within one business day.addrex.dev · 30 Sept 2026
Enterprise
Custom volumes, SLAs, private networking, and dedicated support can be arranged for enterprise customers.addrex.dev · 30 Sept 2026
Intended users
Addrex describes its service as useful for spreadsheet cleanup or app-connected workflows and cites shipping, onboarding, insurance underwriting, territory mapping, and analytics as address-data use cases.addrex.dev · 30 Sept 2026

Best Addrex Address Validation API alternatives

See all 12
7.3 Melissa Global Address Verification $40/mo first paid tier Free plan 7.3 PostGrid Address Verification $18/mo first paid tier Free trial 7.2 Hopewiser Address Validation See plans price on the maker's page Free trial 7.2 Lob Address Verification $260/mo first paid tier Free plan 6.8 Informatica Product 360 See plans price on the maker's page 6.8 Precisely EnterWorks See plans price on the maker's page

Where it ranks on Inferse

Sources