Service Objects DOTS LogoDOTS Phone Append 2

Real-Time Lookup and Append Missing Phone Numbers Using Contact Name and Address

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Appends consumer and business phone numbers
Improves the completeness of your contact records
Over 800 million US and Canadian phone records updated daily

DOTS Phone Append 2 is a real-time API that enables you to append missing consumer and business phone numbers to your contact data records by cross-referencing their name and address against large authoritative datasets. Phone Append also validates and standardizes the submitted street addresses while providing the phone number’s line type. Our proprietary database is updated daily with over 800 million consumer, business and government phone number listings, resulting in industry-leading match rates up to 75%. With this service, companies ensure that their customer contact records are complete and always up-to-date.

Fast Phone Lookup
Sub-second response times
Phone Append covers Canada and US
USA & Canada
Coverage for US and Canada
Phone Lookup service includes name, address and line type
Phone Lookup
Phone # & Line Type provided
RESTful API available for Phone Append
Enterprise-grade API

How Phone Append Works

Please provide a name and address to see how our service returns a phone number, corrects the address and provides line type.

Input Provided
* required field
Request URL

Coming Soon![YourKey]

Real-Time API Responses

See below for the full response from our Phone Append service.

Service Result CORRECTED       APPENDED
Phone(334) 585-0282
NameAda M Jones
Address847 County Road 48
Postal Code36310-5913
Is ResidentialTrue
Line TypeLandline
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Test 500 Transactions
<?xml version="1.0"?>
<PhoneInfoResponse xmlns="" xmlns:i="">
    <Phone>(334) 585-0282</Phone>
    <Name>Ada M Jones</Name>
    <Address>847 County Road 48</Address>
    <Debug i:nil="true"/>
  <Error i:nil="true"/>
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Features and Benefits

Customer Support
Uptime Guarantee
Support Engineers
  • Proprietary data-set with over 800 million consumer, business and government listings
  • Coverage for both US and Canada, including Puerto Rico and Guam
  • Returns indicator for residential and business address types
  • Certainty score indicates phone contact availability
  • Returns matched name and validated address along with phone number
  • Identifies business vs. residential phone numbers when using the Composite operation
  • Real-time API or batch service available
  • Updated daily

Additional Resources


For Developers

Our services are built API-first with a focus on data quality and ease of integration.
We support REST, SOAP, GET and POST requests over HTTP/S outputting in XML and JSON formats.

Our API web services are compatible with all major programming languages and we have over 200 pieces of sample code (both snippets and full solutions) available to help with your integration.

Programming languages - Php, Java, C#, .net, ASP, Ruby on Rails, Python, Cold Fusion, Apex

Visit Developer Guide

Four Ways to Use Phone Append

Real-Time API Integration

Integrate our easy-to-program data quality APIs directly into your systems for real-time data validation, appending and data hygiene.

Cloud Connector

We have cloud connectors and web hooks for most major CRMs, eCommerce solutions, and marketing and sales platforms like Marketo and Salesforce.

List Processing

For lists under 5,000, try our PC-based data cleansing application, DataTumbler. For larger lists, you can securely upload your list and let us take care of the rest.

Quick Lookups

Our access-from-anywhere service is the perfect way to perform a few quick lookups and see how the service works with your data.

Get Started with Your FREE Key

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Pricing starts at $289 per month

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