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How to find the ZIP+4 Code for an addressDiscover easy methods to find the ZIP+4 Code for any address, enhancing your mail accuracy and delivery speed with our step-by-step guide.
How to verify an address with the USPSEnsure your mail reaches its destination by learning how to verify addresses with USPS. Our guide simplifies the process for you.
How to write a PO Box addressMaster the correct way to write a PO Box address with our clear examples and tips, ensuring your mail is always correctly addressed.
How to find address geocodesGet precise location data by learning how to find address geocodes. Our comprehensive guide makes geocoding straightforward and efficient.
How to fix the USPS insufficient address errorFrustrated with the USPS insufficient address errors? Our troubleshooting guide provides practical solutions to fix these issues quickly.
How to reverse geocodeUncover the process of reverse geocoding to convert coordinates into usable addresses with our detailed and easy-to-follow instructions.
How to tell if an address is residential or commercialDetermine if an address is residential or commercial with our helpful guide, making it easier to plan deliveries and services.
USPS Address Verification | Pros and Cons
Learn how to verify and standardize addresses with USPS, understand its limitations and see better options.
What are ZIP+4 Codes?
ZIP+4 Codes are the last 4 digits of a nine-digit ZIP Code. A nine-digit ZIP Code is made of two parts.
County FIPS Codes
How to lookup county FIPS Codes by address, ZIP Code and city. County FIPS Codes are 5-digit numbers that identify each county in the United States.
How Government Services Benefit from Address Data Intelligence
With millions of addresses in the US alone, it can be a pain to ensure that your database is accurate. See how Smarty ensures accuracy for the city of Miami.
Address Line 1 Meaning, Uses, Placement, and Examples
Address Line 1 contains house numbers, street names, and suffixes, among other data points. We've compiled all you need to know here, check it out now!
Google Address Validation API | What Google Isn't Telling You
Check out how Google's address validation API stacks up against Smarty's legendary and lightning-fast address validation API. We have all you need here!
Address autocomplete
Address autocomplete is a feature that suggests street addresses to users as they type an address into...
Address cleansing
Address cleansing is the collective process of standardizing, correcting and then validating a...
What is address correction
Address correction is the process of reviewing postal addresses for accuracy and completeness and...
What is address data
Address data points are the components that make up an address, such as...
What are address data intelligence benefits for government services
Government agencies benefit from address data intelligence through address verification...
What is address exception handling
Address exception handling is the proactive process of managing addresses not found in an...
What are address false positives
Address false positives are dangerous for businesses because it can lead to lost...
Address Line 1 meaning, uses, placement, and examples
Address Line 1 should contain the building or house number, and...
Address line 2, uses, placement, and examples
An address field that allows users to add secondary address information such as...
What is address parsing
Address parsing is the process of taking an address or a string of text and breaking that address into...
What is latency
Network latency is simply referring to the delay in communication across different...
Address standardization and validation
Address standardization and validation are two of the main services Smarty provides.
Address standardization APIs: What they are & how to use them
An address standardization API is an application programming interface (API) can that can automatically format address data according to a specified set of postal standards established by a local postal authority like the USPS.
Address verification glossary
The process of changing addresses to adhere to USPS standards. The USPS defines a standardized...
AVS vs. address validation: What's the difference?
It's easy to explain the difference between AVS and address validation.
Batch geocode or batch geocoding
To batch geocode, or perform batch geocoding, is the process of uploading a spreadsheet or list of...
Best address validation services software and tools
Address validation software can be offered in many forms depending on your needs and...
County FIPS Codes
County FIPS Codes are 5-digit numbers used to designate each county across the United States. FIPS Codes...
Data consolidation & merging datasets using addresses
Data consolidation is the process of combining an organization's data into a single...
Finding a quality address validation API
There are two main qualities that will help you determine if an address validation API is a good...
Free knowledge
Knowledge is important. In some mathematical representations, it's equal to power. It's the difference...
Geocoding
Geocoding is the process of finding geographical coordinates for an address or place that is in...,
How to find a county by using a ZIP Code
Every mailing address is located within a specific county AND a specific ZIP Code. Therefore...
How to use APIs for address validation, standardization and more
An address API is an application programmatic interface (API) that processes postal addresses.
Google address validation API
How does Google's address validation API stacks up against Smarty's legendary and lightning-fast...
How to validate an address using [programming language of your choice]
A lot of programmers want to know how to validate an address using Regex, JavaScript, .Net, PHP...
How to write a mailing address - Format + examples
Writing a mailing address is dictated by the mailing address format for your country and....
LACSLink®
LACSLink® matches addresses against a list of rural route, highway route, and box number addresses...
What is personally identifiable information
PII (personally identifiable information) is any information that permits the identification...
What are PO Box–only ZIP Codes
Is there a list of ZIP Codes where the USPS doesn't deliver to physical addresses? Yes.
Rejected address? What does that mean?
I just ran some rejected addresses. What does that mean?
What are unique ZIP Codes
Some organizations (such as large businesses, universities, or government agencies) receive...
What it USPS CASS Cycle O
USPS CASS Cycle O is the USPS's foundational system for ensuring the accuracy and precision of...
What is Project US@
Project US@ is a pioneering initiative with technical guidelines and standards to address the...
Validation / verification
Address validation is the process of checking a mailing address against an authoritative database...
What are geocodes & what is geocoding?
A geocode is the GPS coordinates (or the latitude and longitude) of a physical address. Geocoding is the...
What are postal codes?
Postal codes are strings of numbers (and sometimes letters) that help postal services determine where...
What are service level agreements?
An SLA (service level agreement) is a part of a standardized service contract in which specific...
What are URLs?
URL stands for Uniform Resource Locator, and is a way to reference a resource like a web page on...
What are ZIP+4 Codes?
ZIP+4 Codes are the last 4 digits of a nine-digit ZIP Code. A nine-digit ZIP Code is made of two parts.
What is address standardization?
Address standardization is the process of formatting an address so that it matches the approved format...
What is a national address database
A national address database is a database that contains a list of addresses for delivery points within...
What is an "address lookup"?
An address lookup is the process of checking an address against an authoritative database to verify if...
What is an API?
API is short for "application program interface". An API is a set of programmatic instructions that...
What is eLOT?
Enhanced line of travel (eLOT) is an alphanumeric code that outlines the most...
What is USPS insufficient address mail?
A USPS insufficient address alert is typically printed on a yellow sticker affixed to...
What is an "inactive" address?
The US Postal Service labels some addresses "no-stat." At Smarty, we call them "inactive."
What is data governance?
Data governance is a set of principles and standards that dictate the organization and unification of...
What are decimal degrees
Decimal degrees are a way to express latitude and longitude coordinates...
What is Canada Post?
Canada Post is the Canadian equivalent of the USPS in the United States. They serve as the postal...
What is CASS certification?
The CASS (coding accuracy support system) certification process was designed by the USPS in...
What is CASS processing?
What is CASS? Coding accuracy support system (CASS) is a certification system from the...
What is CASS?
CASS stands for The Coding Accuracy Support System (CASS). It's a tool created and used by the...
What is county data?
A county is the largest geographic division of local government. According to the National association...
What is Delivery Point Validation (DPV)?
Delivery Point Validation™ (DPV®) is the process of verifying that an address is actually deliverable...
What is Deutsche Post?
Deutsche Post AG, also known as Deutsche Post DHL, is Germany's primary postal delivery service.
What is HTTP?
HTTP stands for "HyperText Transfer Protocol," and it's the computer communication protocol used...
What is international address validation?
International address validation is the process of comparing a non-US address against an...
What is La Poste and the French Postal System?
Postal codes in France are similar to ZIP Codes in the United States. For example, the postal code/ZIP...
What is NCOA (National Change of Address) Certification?
NCOALink or NCOA (National Change of Address) is a data set containing approximately 160 million...
What is RDI, and where can I find it?
RDI stands for "residential delivery indicator". It tells you if a mailing address is a residential or business...
What is Royal Mail?
Royal Mail plc is the primary postal service in the United Kingdom. It provides postal delivery...
What is reverse geocoding?
Reverse geocoding starts with a latitude and longitude point, and gives you back the corresponding street address...
Where is your error?
Despite best efforts, errors happen. It can be helpful to know where those errors are happening.
Why address standardization during data entry is essential to quality data
Many problems with the quality of address data can be eliminated by simply validating and...
Why is address verification important?
Before you can understand why address verification is important to you and your company, you must...
Address data management "like a boss"
If you need to collect address data for your business, then you need that data to be accurate.
Can I validate an address while using Google Maps' addMarker?
No. How was that for a fast answer? addMarker is a function of Google's...
Data management: When good data goes bad
"Data management" is the process of facilitating data control and flow, from the data's creation to...
The difference between "mappable" and "valid"
A "mappable" address is not necessarily a "valid" or officially recognized (mailman-deliverable) address.
Does Google parse and/or standardize addresses?
While Google does a great many things, it may surprise you to learn that Google does NOT parse...
Geocoding APIs: Esri vs Smarty and Google
Geocoding APIs frequently use inconsistent definitions for accuracy. We're going to dispel...,
Google's Geocoding API: Is there any good alternative?
Google's Geocoding API is certainly one of the best known options, when it comes to using an API to...
How do I determine if a suite or apartment number is valid?
If someone enters an invalid apartment, will that be explained in the data returned?
How often should I re-verify addresses?
I'm planning to store the corrected address along with a timestamp indicating when I performed the...
I'm looking for a ZIP Code API. What should I look for?
The USPS ZIP Code API provides developers with comprehensive access to the data found in the...
International geocoding: Around the GPS in 80 days
Geocoding uses a postal address to identify the GPS lat/long coordinates of that location. International...
Is move-update/NCOA required?
A postal worker at my local post office informed me that I can't mail out a mailing without first doing the...
Is there an open-source address scrubber?
Slow down a second. Before we go any further, we need to determine two things. First, do you mean...
Is there any preference between a street address and Po Box?
From a financial standpoint, the USPS prefers to deliver mail to a PO Box. A letter delivered to a...
Maintaining data security with Smarty
Smarty doesn't sell, distribute, persist the storage of, or in any way abuse your data. You can read all...
My geocode service won't give me ZIP+4 Codes. Why?
So you're using a geocoder, and you want to get the ZIP+4 Code for an address...
PO Box vs. street address: Does the USPS have a preference?
Does the USPS have a preference? There's no official answer to that, but here's what we do know.
UPS address validation features and limitations
While the address validation service offered by UPS can be useful, there are several limitations. For..
USPS address verification | Pros and cons
Learn how to verify and standardize addresses with USPS, understand its limitations and see better options.
USPS API and address validation
The USPS API is an address validation API provided by the United States Postal Service.
Using regular expressions for street addresses
Wondering how to use regular expressions for address validation? We get a lot of questions from...
Using Smarty .NET SDK in C#
This article is a companion to the YouTube video produced by Smarty on how to use the...
Using USPS APIs in C#
Do you want to know how to use the USPS API in C#? We'll show you how, and share step-by-step...
Using Smarty PHP SDK
This article is a companion to the YouTube video produced by Smarty on how to use the...
Using USPS APIs in PHP
Do you want to know how to use the USPS API in PHP? We'll show you how, and share step-by-step...
Using Smarty Python SDK
This article is a companion to the YouTube video produced by Smarty on how to use the...
Using USPS APIs in Python
Do you want to know how to use the USPS API in Python? We'll show you how, and share step-by-step...
What are some popular lat/long providers?
If you need latitude/longitude coordinates that are associated with a physical address, what you're looking...
Who can validate addresses for me?
If you're looking for address validation, a quick Google search brings up a couple noteworthy names.
Why should I present the validated address back to my client for review?
I've been using your address verification services for a while and the results seem to be...
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