Signalmash is a specialized CPaaS platform designed for companies that value dependable messaging infrastructure paired with hands-on, human support.
No complicated pricing tiers. No long support queues. Just direct access to real experts to help you build faster and deliver better customer experiences. Enterprise clients work directly with our engineering team via a dedicated Slack channel.
We offer direct Tier-1 carrier connectivity with AT&T, Verizon, and T-Mobile, along with a 94% first-pass approval rate for 10DLC campaigns.
Messaging
SMS: 10DLC, short codes, toll-free
RCS: Rich messaging and media via API or no-code tools
Voice
SIP trunking, VoIP, inbound and outbound calling
Numbers & Identity
Local, short code, and toll-free numbers
Branded Caller ID (BCID)
Number Intelligence
CNAM lookups, carrier details, line type (wireless vs. landline), and federal DNC checks
Signalmash combines enterprise-level performance with a high-touch, partner-first support model.
Learn more

Modernizing communication for your business, our service connects your business number seamlessly with your employees' phones. With an array of incredible features, callers can navigate through a dial menu voiced by professional actors, allowing them to make purchases, listen to MP3s, or reach specific staff members with ease. You can conveniently make and receive calls using your number across various devices without the caller being aware of the multiple lines. Employees benefit from hidden in-house menus, can transfer calls, and send voicemails directly to their email, all through an intuitive dialpad. Implementing these business functionalities requires no additional software or hardware, making it hassle-free. Your dialpad becomes a vibrant tool, enabling the effortless transfer of your business or personal number at the touch of a button. Choose from an array of contemporary voice features tailored for your business or personal line, and we'll handle the activation on your existing phone without any effort on your part. Our commitment is to adapt your number to your evolving needs whenever you desire.
Learn more
Twilio Voice
Create a scalable voice experience with the API that connects millions globally. With Twilio Voice, you can build unique phone call experiences with one API, to create, receive, control and monitor calls with just a few lines of code. Customize your experience the way you want by using a wide range of customization resources, such as our Voice SDK, speech recognition, Interactive Voice Response (IVR), and recording transcriptions.
Whether you're looking to set up global conferencing or alerts & notifications, Twilio has the support you need for building with Voice, such as our Twilio Runtime and Studio developer tools. Find docs, code samples, and helper libraries to start building today.
Learn more
Teleinx
Teleinx stands out as a cutting-edge telecommunications and data solutions provider, delivering top-tier voice, data, and SMS services tailored for carriers, CLECs, PBX providers, call centers, and MVNOs. Among their offerings are wholesale outbound voice termination services that encompass both domestic and international calls, as well as short-duration termination and toll-free termination within the USA. They facilitate the acquisition of DID and toll-free numbers, allowing businesses to create a local or national footprint with rapid provisioning and SMS/MMS functionality. In addition, Teleinx provides advanced messaging solutions featuring APIs for SMS and MMS, which support shortcodes, toll-free numbers, and local numbers to significantly boost customer interaction. Their comprehensive robocall mitigation services incorporate SIP interconnect, ANI and DNIS filtering, and STIR/SHAKEN compliance measures, ensuring that networks are safeguarded against fraudulent activities. By equipping businesses with these robust services, Teleinx helps them navigate the complexities of modern communication while enhancing their operational efficiency.
Learn more