Powerpay
HROne
HRdownloads
Collage HR
HRLocker
myhrtoolkit
JustLogin
Leapsome
PostalDataPI
Smarty
Melissa Data Quality
PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate โ $0.000028 per query with no tiers or subscriptions.
What you get back: Up to 18 metadata fields per postal code โ city, state/region, coordinates, timezone, three levels of administrative hierarchy, elevation, and more. Sub-5ms cached responses.
Works everywhere: US ZIP codes, UK postcodes, German PLZ, Japanese postal codes, Canadian FSAs, and 230+ more. Format normalization handles case, spacing, and hyphen variations automatically.
Get started in 60 seconds: 1,000 free queries on signup, no credit card required. SDKs for Python and Node.js. MCP server for AI agents (Claude, Cursor, etc.).
Built for developers: REST API, consistent JSON responses across all countries, OpenAPI spec, llms.txt for AI agent discovery.
Powerpay
PostalDataPIHROne - Enabling Better Workplaces
Smarty - Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
HRdownloads - HRdownloads is Canadian-based HR software that streamlines workflow for day-to-day activities and provides unlimited access to Canadian policies, governmental updates, employee training modules, and much more.
Melissa Data Quality - Melissa helps companies to harness Big Data, legacy data, and people data (names, addresses, phone numbers, and emails).
Collage HR - Collage HR is a featured rich HR software designed for the small scale business, helping out in streamlining day-to-day activities from maintaining records of employees to employee onboarding and job tracking.
HRLocker - HRLocker is an extravagant online cloud HR management software that is helping out businesses to manage and maintain their personal data and documents and streamline their onboarding process with complete transparency.