# Accurate Append Documentation Documentation > Accurate Append's automated data append API helps you quickly integrate high quality Phone Append, Email Append and Email Verification directly into your business processes. Append .md to any documentation page URL to get its markdown version. ## Guides - [Getting Started](https://docs.accurateappend.com/docs/getting-started.md): Get started right away with the Accurate Append API or our turnkey data services. You'll be up and running in a jiffy! - [API Overview](https://docs.accurateappend.com/docs/api-overview.md): Accurate Append offers a straightforward RESTful API that exposes our proven, low-level data append and verify services for use by developers familiar with HTTP requests... - [Appending API](https://docs.accurateappend.com/docs/appending-api.md) - [Management API Overview](https://docs.accurateappend.com/docs/management-api-overview.md): The Accurate Append management API is a set of APIs to be toolkit to facilitate advanced integration with our appending services, billing, and processing. It is designed using RESTful endpoints as well as HTTP facilities to allow programmatic access to submit files for batch appending. - [Submit File Endpoint](https://docs.accurateappend.com/docs/submit-file-endpoint.md): Used to upload your list to Accurate Append, specify appending to be performed, and specify a unique way to identify your file from others you submit that is meaningful to your system. The uploaded file size must be no larger than 20MB though can contain up to 100,000 rows (which includes your optional header row). - [View Queue Endpoint](https://docs.accurateappend.com/docs/view-queue-endpoint.md): Used to provide a list of files submitted for appending for a window of time by your account. Indicates basic details and processing information for your batch queue appending. Can construct a view on your recent appends as well as reviewing historical appended information. Only files completed within the last two calendar years are available (e.g. During the year 2024, data for all of 2024 and 2023 is available while data from 2022 or older is not). Often used to drive a dashboard view of your appending activity in your application. - [File Detail Endpoint](https://docs.accurateappend.com/docs/file-detail-endpoint.md): Used to check the status of a list you submitted for appending. The detail endpoint returns the file processing status and details about the current processing to you. This can be any file submitted to Accurate Append for your account, not just lists using the [Submit File endpoint](https://docs.accurateappend.com/docs/submit-file-endpoint). - [Generate Access Endpoint](https://docs.accurateappend.com/docs/generate-access-endpoint.md): If a file is downloadable, generates a one-time use Url that can be used to download the appended file content. This can be any file submitted to Accurate Append for your account, not just lists using the [Submit File endpoint](https://docs.accurateappend.com/docs/submit-file-endpoint). - [List Configured Products](https://docs.accurateappend.com/docs/list-configured-products.md): Useful as a reference to query what preconfigured products are available for your account to perform API based file batch append with. Provides the name and the field mappings required to use the Submit File endpoint. - [Glossary](https://docs.accurateappend.com/docs/gloassary.md): See come common definitions, along with links to even more detailed descriptions below. - [Batch Processing Overview](https://docs.accurateappend.com/docs/overview.md): All about our turn-key Batch option, file format, and sending your contact list - [Understanding Your New Appended File](https://docs.accurateappend.com/docs/matchlevel-consumer.md): A detailed explanation of what's in your new contact data? PLUS, everything you need to know about Match Level and Match Type. ## API Reference - [Accurate Advantage Landline](https://docs.accurateappend.com/reference/single-best-match-landline.md): This endpoint combines our most popular options, settings, and data sources for appending landline phone numbers into a single, streamlined developer experience. If you’ve been using both ADS Mobile Phone Append and Consumer Phone Append, this is an ideal solution to reduce the number of API calls required. You can append up to one mobile phone number to each contact record by searching our database using existing fields such as first name, last name, city, state, and postal address. - [Accurate Advantage Mobile](https://docs.accurateappend.com/reference/single-best-match-mobile.md): This endpoint combines our most popular options, settings, and data sources for appending mobile phone numbers into a single, streamlined developer experience. If you’ve been using both ADS Mobile Phone Append and Consumer Phone Append, this is an ideal solution to reduce the number of API calls required. You can append up to one mobile phone number to each contact record by searching our database using existing fields such as first name, last name, city, state, and postal address. - [MaxConnect Email Append](https://docs.accurateappend.com/reference/appendemail.md): Append verified email addresses to U.S. contact records by searching our database of more than 1.8 billion listings using existing contact fields such as first name, last name, city, state, and postal address. - [Unified Reverse](https://docs.accurateappend.com/reference/unified-reverse.md): This endpoint combines our most popular options, settings, and data sources for appending party information to phone numbers and/or email addresses into a single, streamlined developer experience. If you’ve been using both Reverse Email and Reverse Consumer Phone Append, this is an ideal solution to reduce the number of API calls required. This allows your contacts to be completed when only partial information is available. - [Accurate Advantage Demographics](https://docs.accurateappend.com/reference/demographicsall.md): Enhance your contact records with numerous demographic and lifestyle metrics to help boost the effectiveness of your marketing campaigns, and more precisely target your prospects. - [Reverse Name and DOB Append](https://docs.accurateappend.com/reference/reverse-name-and-dob-append.md): Add name and US postal address to your contact records using name and date of birth. - [National Change of Address](https://docs.accurateappend.com/reference/national-change-of-address.md): National Change of Address (NCOA) web service is an online tool that allows individuals and organizations to update their mailing address information in a centralized database maintained by the United States Postal Service (USPS). This service is particularly useful for businesses that rely on mailing campaigns and need to ensure that their communications are being sent to the correct addresses. - [Validate Name](https://docs.accurateappend.com/reference/validatename.md): Parse a single input string (containing up to two full names) into their individual first name, middle name, and last name components. The returned object appends gender to each name set. It also identifies business names, nuisance names, and profanity. It detects multiple first names and multiple last names, and verifies commonality of first name and last name. The service will also fix transposed names. If you pass in "SMITH JOHN", "JOHN SMITH" or "SMITH, JOHN", the response will always be firstname=JOHN, lastname=SMITH. - [Validate Email Address](https://docs.accurateappend.com/reference/validateemail.md): Parse email addresses into username and domain. Detects temporary email addresses, and verifies delivery status. *- Features a complete syntactical email validation engine that obeys current IETF standards, including RFC 1123, RFC 2821, RFC 2822, RFC 3490, RFC 3696, RFC 4291, RFC 5321, RFC 5322 and RFC 5336. *- Detects temporarily email addresses generated by certain free services on the Internet collectively known as "disposable" email address providers. *- Actively verifies delivery status of email address including the detection of known SPAM traps and inboxes that are simply out of space. - [Validate U.S. Phone](https://docs.accurateappend.com/reference/validatephone.md): Parse phone number into area code, prefix, and suffix. *- Identifies syntactically incorrect phone numbers and phone numbers that have not been issued according to the North American Numbering Plan Association (NANPA). Identifies city, state, and county where NANPA block was issued. *- Appends MSA (Metro Statistical Area) identifier and PMSA (Primary Metropolitan Statistical Area) identifier. Identifies whether line type is land line, mobile, or pager. Identifies whether line category is residential, business or small business/home office. *- Appends time zone. In many cases, identifies land lines that are currently connected. - [Validate U.S. Postal Address](https://docs.accurateappend.com/reference/validateaddress.md): Verify and standardize input postal addresses to USPS standards. *- Parses input address into its individual elements, which may include house number, street name, street type, unit number, and more. *- Confirms deliverability using Delivery Point Validation (DPV). *- Corrects street and city name misspellings. *- Appends city and state in cases where only a street address and postal code are input. *- Appends postal code in cases where only city and state are input. *- Verifies whether delivery type is business or residential. *- Appends time zone. - [Validate Lead](https://docs.accurateappend.com/reference/validatelead.md): Validate multiple contact fields, from two full names, with a single API call - name, address, phone and email. Validates the relationship between all components of a lead to verify the identity of the underlying individual.ValidateComposite returns the most extensively parsed data for the subject's name, address, and phone number information. - [Business Phone Append](https://docs.accurateappend.com/reference/appendphone-business.md): Add business landline phone numbers to U.S. contact records by searching our database using existing contact fields such as business name, city, state, and postal address. - [Business Address Append](https://docs.accurateappend.com/reference/business-address-append.md): Add business contact data and landline phone numbers to your contact records by searching our database using existing contact fields such as city, state, and postal address. - [Append Green Score](https://docs.accurateappend.com/reference/append-green-score.md): Use predictive analytics to rank your contacts relatively to consumer behavior characteristics that improve marketing efficiencies. These scores help businesses to leverage specific personas using predictive models that score likelihood to take a specific action. Green Score – predicts environmentally consciousness, and likelihood to purchase green products or services. - [Append Wealth Score](https://docs.accurateappend.com/reference/append-wealth-score.md): Use predictive analytics to rank your contacts relatively to consumer behavior characteristics that improve marketing efficiencies. These scores help businesses to leverage specific personas using predictive models that score likelihood to take a specific action. Wealth Score – predicts discretionary buying power. - [Append Donor Score](https://docs.accurateappend.com/reference/append-donor-score.md): Use predictive analytics to rank your contacts relatively to consumer behavior characteristics that improve marketing efficiencies. These scores help businesses to leverage specific personas using predictive models that score likelihood to take a specific action. Donor Score – predicts likelihood to donate to a cause – charitable or political causes. - [MatchLevel](https://docs.accurateappend.com/reference/matchlevel-consumer-1.md) - [Source](https://docs.accurateappend.com/reference/source.md): A parameter that specifies the data repositories used in phone-related searches. It is both specified as part of the GET request and returned in the response data. - [Error Messages](https://docs.accurateappend.com/reference/error-messages.md): The following is a complete listing of error messages that could be returned by the service.