Software Alternatives & Startups

ZIP Code API VS Smarty

Compare ZIP Code API VS Smarty and see what are their differences

ZIP Code API

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

Rating
0 reviews
Smarty

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.

Rating
0 reviews
Pricing
Open source Freemium Free trial

Which is more popular?

Based on our record, Smarty seems to be more popular. It has been mentioned 5 times since March 2021.

social mentions
0 vs 5
Zip Lookup popularity
100% vs 0%
alternatives listed
7 vs 195

Base details

Website, pricing, platforms and company facts side by side.

ZIP
ZIP Code API
Smarty
Website zip-codes.com smarty.com
Pricing —
Open source Freemium Free trial Official pricing
Platforms —
REST API ASP.NET API Generic HTTP API Web JavaScript PHP Java Python Ruby Go iOS Android Cloud +10
Company Startup from the United States · 2026 2011
Listed in

About ZIP Code API and Smarty

In their own words, as submitted to SaaSHub.

ZIP
ZIP Code API
Smarty

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...

Read more about ZIP Code API

Smarty is simply the best solution for USPS, US and International Address Validation. From our APIs, to our list-processing tools, we have an address validation solution for you.

Read more about Smarty

Features and specs

What each product offers, as listed by its team.

ZIP
ZIP Code API 5 features
Smarty 6 features
  • Comprehensive ZIP Code Data
    The ZIP Code API from zip-codes.com provides extensive data including ZIP code details, city information, state data, and geographic coordinates, making it a thorough resource for location-based lookups.
  • Multiple Lookup Options
    The API supports various types of lookups including ZIP code to city/state, city/state to ZIP code, distance calculations between ZIP codes, and radius searches, offering flexible querying capabilities.
  • Easy Integration
    The API uses standard REST-based HTTP requests and returns data in commonly used formats like JSON and XML, making it straightforward to integrate into most applications and programming languages.
  • Distance and Radius Calculations
    The API includes built-in functionality for calculating distances between ZIP codes and finding ZIP codes within a specified radius, which is valuable for store locators, shipping estimates, and proximity-based features.
  • Well-Documented Endpoints
    The API provides clear documentation for its various endpoints and parameters, helping developers understand available features and implement them correctly without extensive trial and error.
  • Affordability
    Smarty offers competitively priced plans that provide cost-effective mobile and data services without breaking the bank.
  • Flexible Plans
    Smarty provides a variety of flexible plans, including options with unlimited data, which can be tailored to individual needs and usage patterns.
  • No Credit Check
    Smarty does not require a credit check for signing up, making it accessible to a wider range of customers.
  • Unlimited Calls and Texts
    Most plans include unlimited calls and texts, adding significant value for users who frequently communicate via phone.
  • Data Roll-Over
    Unused data is rolled over into the next month, ensuring that you get the full value of what you pay for.
  • Fast 5G Network
    Smarty offers access to a high-speed 5G network, providing fast and reliable internet connectivity.

Possible disadvantages

  • Limited Coverage
    Despite operating on a major network, Smarty's coverage can be limited in rural or extremely remote areas.
  • Customer Support
    Customer support options are limited, and some users report slow response times or difficulty in resolving issues.
  • No Handset Bundles
    Smarty does not offer handset bundles, meaning users need to purchase their devices separately.
  • International Roaming
    International roaming options are limited, potentially making it less suitable for frequent travelers.
  • No Priority Network Access
    Smarty customers may not get priority on the network during peak times, potentially leading to slower speeds in congested areas.
  • Limited Value-Added Services
    Smarty focuses primarily on mobile and data services, so it lacks some of the value-added services that competitors may offer, such as bundled streaming subscriptions.

Analysis

An editorial look at what each product does well and who it suits.

ZIP
ZIP Code API
Smarty

Overall verdict

  • ZIP Code API from zip-codes.com is a solid, reliable choice for developers and businesses needing accurate US and Canadian postal code data, offering a straightforward RESTful interface with regularly updated databases.

Why this product is good

  • Provides accurate and frequently updated ZIP code, city, state, and geographic data
  • Offers a simple RESTful API that is easy to integrate into web and mobile applications
  • Supports features like ZIP code lookup, radius search, and distance calculations
  • Includes both US ZIP codes and Canadian postal codes for broader coverage
  • Backed by an established data provider with a long track record in postal data

Recommended for

  • Developers building address validation or autofill features
  • E-commerce platforms needing shipping and location-based calculations
  • Businesses performing geographic or radius-based store locators
  • Applications requiring reliable US and Canadian postal data
  • Marketing and logistics teams that need regional or demographic targeting

Overall verdict

  • Overall, Smarty is considered a good choice for businesses looking to improve their address data management. The company consistently receives positive reviews for its accuracy, support, and value for money.

Why this product is good

  • Smarty (smarty.com) is a reputable company known for its address verification and validation services, which are trusted by businesses for improving data quality, reducing undeliverable mail, and enhancing customer communication. Their solutions are easy to integrate, scalable, and supported by robust infrastructure, making them reliable for both small businesses and large enterprises. They also offer international support, ensuring accuracy beyond just local postal systems.

Recommended for

  • E-commerce businesses that require accurate shipping addresses.
  • Enterprises looking to improve customer data quality.
  • Organizations needing international address verification.
  • Developers seeking integration-friendly address validation APIs.
  • Companies aiming to reduce undeliverable mail and related costs.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
ZIP
ZIP Code API
Smarty
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using ZIP Code API and Smarty. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

ZIP
ZIP Code API 0 mentions
Smarty 5 mentions

Tracking ZIP Code API since May 2026.

  • International addy formatting
    There are online formatters like smartystreets.com which can validate and format your international address. Is this what you are looking for? Source: almost 5 years ago
  • I've figured out an elegant solution to those sneaker botters
    What I've noticed after watching those sneaker botting videos is that they can make as many emails, proxies and debit cars numbers as they want but.... Not addresses. According to this video they mix up the way their address are written... Source: over 5 years ago
  • AT&T is literally out of their mind.
    At one point they used SmartyStreets to validate your address and if it thinks your duplex and your neighbor is the same house, they'll be treated as one so you cannot get fiber now. Source: over 5 years ago

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