April 7, 2025 – PortSIP, a global leader in Unified Communications (UC) solutions for both cloud and on-premises environments, is pleased to announce a new partnership with VoIP.ms (www.voip.ms), a leading provider of SIP trunking services. This collaboration follows the successful completion of interoperability testing between PortSIP PBX and VoIP.ms’s SIP trunking platform.
With this certification, service providers and enterprise customers using PortSIP PBX can now seamlessly integrate VoIP.ms’s SIP trunks for high-quality voice calling and SMS services. The joint solution ensures full compatibility and delivers a streamlined setup experience—enabling reliable, scalable communication services for UCaaS, CCaaS, CPaaS, and Cloud PBX deployments.
This partnership further reinforces PortSIP’s commitment to providing flexible, interoperable, and future-ready communication platforms for service providers worldwide.
About PortSIP
www.portsip.com
PortSIP delivers modern, all-in-one Unified Communications solutions for service providers, enterprises, and mission-critical sectors worldwide. Featuring a truly multi-tenant PBX architecture, open APIs, and fully rebrandable mobile and desktop apps, PortSIP empowers providers to deploy UCaaS, CPaaS, CCaaS, and Cloud PBX services at scale. Trusted by leading organizations including Netflix, Qualcomm, HPE, Keysight, SoftBank, T-Mobile, Siemens, and Telstra.
About VoIP.ms
www.voip.ms
Since being founded in 2007 in Montreal, VoIP.ms has empowered businesses ranging from SMEs to Fortune 500s with affordable, contract-free, and scalable VoIP solutions. Its comprehensive suite of products includes phone numbers in over 125 countries, messaging services, virtual fax, and over 70 advanced features, all backed by exceptional customer support. With 4.8 out of 5 stars, it’s the highest-rated VoIP provider by consumers on Capterra.
