• A Strategic Initiative to Advance America's Telecommunications Infrastructure

Custom VoIP & SIP Solutions

Tailored Infrastructure. Regulatory-Ready. Designed Around You.

Custom VoIP & SIP Solutions

Not all enterprises fit into prepackaged platforms. Some operate in regulated sectors. Some span continents. Some require routing, authentication, or fraud controls that off-the-shelf SIP just can’t handle.

USTelco’s Custom VoIP & SIP Solutions exist for these organizations.

We work directly with enterprise, government, and platform clients to architect, deploy, and manage custom SIP and VoIP ecosystems, solutions that are built for compliance, resiliency, and operational precision at scale.

Whether you’re running a global CCaaS operation, building a telecom-intensive SaaS product, or deploying sensitive federal voice networks, we design voice infrastructure that conforms to your mission, not the other way around.

When Do You Need a Custom Solution?

If your architecture is different, your voice solution must be too.

USTelco

What We Deliver

Custom SIP Trunking Design

Built for:

  • Multi-tenant cloud platforms
  • Regional call routing & egress controls
  • Time-of-day and failover logic
  • Trunk grouping & dynamic capacity scaling

Regulatory Enforcement Layer

We build in:

  • STIR/SHAKEN call signing tailored to your traffic types
  • DNC/TSR compliance filters
  • Blockchain-based audit trails
  • Call pattern detection for real-time fraud alerts

Geo-Redundant, SLA-Hardened Infrastructure

Custom deployments can include:

  • Dedicated SBCs or virtual SBC overlays
  • Global Points of Presence (PoPs) with AI-optimized routing
  • HA failover clusters with sub-second cutover
  • SLA-backed uptime, latency, and jitter guarantees

Platform Integrations

We customize SIP and VoIP services to work natively with:

  • Microsoft Teams, Zoom, Cisco Webex
  • Genesys, Five9, NICE
  • Twilio, SignalWire, custom-built CPaaS/CCaaS platforms
  • Custom CRM/PBX/IVR integrations via REST/SIP APIs

Why Enterprises Choose Custom Voice from USTelco

STIR/SHAKEN control at the per-call and per-trunk level

Route traffic through USTelco’s AI-optimized fraud detection stack

Enable encrypted SIP with geo-policy enforcement

Get number management, DID pools, porting, and KYC tied to custom logic

Gain visibility with real-time analytics, fraud scoring, and compliance metrics

Use Cases We Power

  • High-risk industry voice orchestration (finance, health, energy)
  • Government contractors with FISMA/NIST-aligned voice architecture
  • Call centers requiring outbound enforcement & number-level attestation
  • SaaS providers embedding telecom into their core product
  • Multi-national enterprises needing U.S. regulatory alignment at scale

Built With You. Deployed for Scale.

Every USTelco custom deployment starts with a deep technical and compliance discovery session, followed by a tailored architecture proposal, full configuration, live testing, and support handoff to a named account engineer.

This isn’t plug-and-play voice. This is engineered assurance.

Start Designing Your SIP Architecture

Tell us your requirements. We’ll build the telecom infrastructure to match.