Multi-test Contact Validation Bundle with Wireless Phone Number Validation

DOTS Lead Enhancement Plus

DOTS Lead Enhancement PlusSM by Service Objects is a real-time bundled contact validation web service.

This service combines DOTS Address Validation, DOTS Name Validation, DOTS Email Validation, DOTS Phone Append and DOTS IP Validation into one easily programmable API license key. Added features include wireless phone number validation and lookup that returns contact name and address information. This web service also provides alternative phone numbers and addresses associated with the contact. DOTS Lead Enhancement Plus allows companies to verify and append contact records with names, USPS-certified addresses, phone numbers, emails and IP addresses.



Sample Request URL

XML output using query string parameters:[YourKey]
Four ways to use our services

Integrate any of our easy-to-program contact verification APIs directly into your systems for real-time cleansing, appending and fraud protection.


When you have a quick list that needs to be verified and cleansed, it's time for DataTumbler, our PC-based data cleansing application.


Implementing an automated FTP batch for your data quality needs is the perfect way to cleanse data from one of your systems on a scheduled time of day or month.


Our Quick Lookups are the perfect way to get the job done fast! Access-from-anywhere data validation tools will come in handy for quick contact lookups.

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Our exclusive Customer Success Program is included with your annual plan

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Guaranteed 99.995% Uptime

We stand behind our commitment to service uptime excellence with one of the industry's only financially backed Service Level Agreements.

Dedicated Support Engineer

Get expert help and answers from your personal support engineer. Take advantage of our dedicated test environment.

Plans start as low as $289 per month
    • Minimal integration required -- best of breed products contained within single license key
    • Returns standardized, corrected and appended postal information for over 165 million unique addresses checked against a database of CASS-certified street addresses
    • Delivery Point Validation (DPV) verifies that the address is deliverable
    • Residential Delivery Indicator (RDI) helps companies avoid residential delivery surcharges
    • Verifies and corrects Canadian addresses
    • Validates wireless phone numbers against a database of over 170 million records
    • Appends alternative phone numbers and addresses contact information
    • Verifies phone number and line type (landline, wireless or VoIP)
    • Returns phone provider information (including carrier, city, state, latitude and longitude)
    • Corrects and parses out full name
    • Reverse-lookup of wireless, landline, VoIP and toll-free telephone numbers for residential, business, and government telephone listings
    • Determines the validity of the names and assigns a possible gender
    • Detects bogus names and random keystrokes
    • Flags celebrity and vulgar names
    • Checks email addresses for general format and domain-specific syntax errors
    • SMTP-level test communicates with target server to ensure it is valid and determines what types of email addresses are acceptable
    • Detects bogus and vulgar email addresses
    • Appends IP location information, with ISP, network owner and a certainty score
    • Updated daily
    • Response time as fast as 0.7 second
    • Identify highest quality leads for enhanced sales and marketing efforts
    • Real-time API or batch services available
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