The Xcelerated Telephone Resource equips staff with accurate phone numbers, suppresses do-not-call files and helps move the transaction process forward.

Our Telephone Resource is a data service that enhances customer database records for CRM, business development center applications and call centers.

The XTR file includes over 500 million unique phone records and is one of the largest available databases of published and non-published phone numbers. Xcelerated compiles the XTR File daily from numerous government, carrier and commercial data sources.

Over 500 Million

Unique Residential and Business Phone Numbers, Updated Daily


15% Better Match-rate Totals

Compared to Acxiom, Experian, Equifax and InfoUSA According to the Independent Research Studies

324 million non-directory assistance phones

84 million directory assistance phones

270 million residential lines

135 million business lines

Xcelerated’s Phone Append and Validation services consistently outperform other providers’ services in accuracy. We provide better conversion rates and higher customer satisfaction levels.

The XTR File is a continuously refreshed file that updates all directory assistance telephone numbers and validates 40 million non-directory assistance telephone numbers per month. Xcelerated employs a multi-sourcing strategy that complements the freshness of directory assistance data with the breadth of public records.


Xcelerated’s Reverse Phone Append is a real-time web service that starts the transaction process immediately and keeps it moving forward. When calls come in, we confirm and standardize the caller’s identity in real time.


This service indicates which records are on the DNC list by comparing them against the Federal registry.

The area codes in the National Do Not Call Registry cover all 50 U.S. States, the District of Columbia, Puerto Rico, U.S. Virgin Islands, Guam, North Mariana Islands, American Samoa and toll-free numbers (500, 800, 866, 877, 880, 881, 882 and 888).


Attain fulfillment goals by making the right contact—the right way. The XTR Phone Type Indicator segments customer lists by land, wireless and VoIP numbers to make your data-driven application more efficient and effective.

© 2020 by Xcelerated Data.