Phone Validation & Reverse Lookup

Our real-time phone validation services enable you to append, score and verify phone and contact information to improve conversion rates, increase productivity and strengthen customer loyalty.

Test drive as many of our real-time services as you like.
Start by selecting a product and sign up for a FREE API key.
Each key includes 500 test transactions and our dedicated 24/7 customer support.

GeoPhone

Reverse look-up service returns contact and carrier details for US and Canadian phone numbers. Also distinguishes between residential, business, toll-free and government numbers and identifies line types like landline, VoIP, and wireless.
Select product:
United States
Canada

GeoPhone Plus

Our reverse look-up service accesses over 400+ million US & Canadian phone numbers to provide telephone verification for landline, wireless & VOIP numbers.
Select product:
United States
Canada

Phone Append

Our phone append service returns missing phone numbers based on the contact names and addresses provided.
Select product:
United States
Canada

Phone Exchange

Our phone exchange service provides advanced phone intelligence and validates global phone numbers for improved contact rates and compliance.

Questions?

Let our data quality advisors help you select the right service for your business needs.

Give us a call at:
1-800-694-6269

Contact us