upcell

upcell delivers verified North American B2B mobile data that helps sales teams connect with more decision-makers and improve call-to-connect rates. Our data is continuously validated for accuracy, giving go-to-market teams the confidence to call, connect, and convert with precision.

Built by industry veterans, upcell was created to simplify sales data management and eliminate bloat. We focus on quality, speed, and flexibility—helping sales organizations reduce failed dials, improve CRM accuracy, and build stronger pipelines powered by clean, reliable mobile data.

upcell partners with Apollo to make outbound outreach faster and more accurate. Through Apollo’s Waterfall Enrichment, upcell contributes high-accuracy North American mobile numbers that fill in missing contact details and improve connect rates.

When Apollo enriches a record, it checks data providers in sequence to deliver the best available information. Within that process, upcell provides validated mobile data that reduces failed dials and helps sales teams reach decision-makers more effectively. This collaboration ensures Apollo users always have access to reliable phone data directly within their workflow—no extra tools or setup required.