If you prefer physical desk phones, look for models to ensure they work with various service providers .

When buying an office phone, you must first decide between a (physical desk phones) and a software-first VoIP system (apps on your computer or mobile). For most modern businesses in 2026, RingCentral is rated as the best overall system , while Ooma Office is the top choice for small teams needing a quick, simple setup . Top Recommended Business Phone Systems (VoIP)

: The best all-in-one platform . It handles calls, video conferencing, SMS, and fax in a single app. It’s highly compatible with both mobile devices and existing PBX hardware .