Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

ActiveBuilding
Condo Manager
Raamp
STRATAFOLIO
Bixby
Oscar Corporate Housing Software
Petra
PropertyBoss is a lease-based approach to property management allowing users to follow residents from lead through lease.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | zip-codes.com | propertyboss.com |
| Company | Startup from the United States · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
No description of PropertyBoss yet.
What each product offers, as listed by its team.

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Using the PropertyBoss Email Communications
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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The ultimate property management software for managers, Condo Manager features accounting, management and communication software that has been continuously improved, optimized and updated for more than 25 years.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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Raamp is a property management software that leverages real state managers to have robust tools and functionalities to perform their day-to-day activities.
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