
Part of NTT DATA Group — an $11 billion Fortune 50 organization with 100+ years as a telephone provider. NTT Cloud Communications delivers global PSTN voice connectivity over a proprietary Tier-1 network, Microsoft Teams telephony (#1 Operator Connect Partner globally), multi-platform contact center (Nice CXone, Genesys, Cisco Webex, Zoom), Agentic AI services, and full managed operations across 40 countries. Fibi sources and negotiates NTT Cloud Communications on your behalf — at no cost to you.
Portfolio
Global PSTN connectivity, multi-platform UCaaS and CCaaS, compliance recording, AI agents, and managed services — across Teams, Webex, Genesys, Nice CXone, and Zoom.
NTT operates its own Tier-1 global carrier network — not resold capacity. PSTN replacement and calling plan coverage span 40 countries across Americas, APAC, and EMEA, with internet traffic routing in 190+ countries. 11.9 billion cloud voice minutes annually, 99.99% SLA. Single carrier relationship replaces multi-country local telecom contracts.
NTT is the #1 Microsoft Operator Connect Partner globally — delivering native PSTN calling inside Teams without customer-managed SBC infrastructure. Also supports Direct Routing (customer-managed SBC), Direct Routing as a Service (fully cloud-hosted SBC via NTT), and SBC as a Service. 20+ global Microsoft partner awards over the past 10 years. Microsoft Solutions Partner for Modern Work.
NTT Universal Calling Plans deliver domestic and international PSTN calling through Teams, Webex, or Zoom in 40 countries: Americas (US, Canada, Mexico, Brazil, Puerto Rico), APAC (Australia, China, Hong Kong, Japan, New Zealand, Malaysia, Singapore), EMEA (27 European countries + South Africa). Unified billing and SLA across all markets. No separate local carrier contracts required.
NTT Managed UCaaS Environment (MEX) and Managed CCaaS Environment (MCX) deliver fully managed cloud communications — NTT handles provisioning, monitoring, patching, incident response, and optimization. Customers consume UC and CC as a managed service rather than a platform license. Covers Teams, Webex, Genesys, Nice CXone, and Zoom deployments under a single managed services agreement.
NTT holds Global Platinum status in the Nice partner program — the highest certification tier. Delivers Nice CXone omnichannel contact center including AI-powered routing, WFO, analytics, digital channels, and IVR. Global Platinum partnership provides dedicated engineering resources, pre-release feature access, and joint account support for complex Nice deployments.
NTT holds Global Elite status in the Genesys partner program — Genesys's highest designation globally. Delivers Genesys Cloud CX with omnichannel routing, generative AI, WFM, BYOC, outbound campaigns, and 350+ integrations. Elite partnership enables roadmap influence, pre-production access, and escalation priority unavailable at lower partner tiers.
NTT is a Cisco Webex Gold Partner — delivering Webex Calling (cloud PBX), Webex Contact Center, and Webex Meetings with full professional services and managed operations. Certified for Webex Calling with Local Gateway and Cloud Connected PSTN, enabling hybrid deployments alongside existing Cisco infrastructure.
NTT delivers Zoom Phone (UCaaS), Zoom Contact Center (CCaaS), and Zoom Meetings as a certified Global Reseller — bundled with NTT's PSTN calling connectivity, managed services, and AudioCodes hardware where needed. Appropriate for organizations standardizing on Zoom as their primary collaboration platform requiring carrier-grade PSTN and managed operations.
NTT delivers ASC Recording — Microsoft-certified, Azure-hosted compliance recording for Teams voice, video, and messaging. Meets MiFID II, Dodd-Frank, SEC/FINRA, and HIPAA record-keeping requirements. Enterprise SMS (Approved Contact) enables compliant business text messaging within Teams, Webex, and Zoom — essential for financial services, healthcare, and regulated industries.
NTT builds AI agents on Microsoft Copilot Studio and Power Platform — deployable across voice, chat, and email in 23 languages. Full lifecycle: advisory (AI readiness, use case identification), build (agent design, integration, training), and managed services (ongoing optimization). Documented outcomes: 50–65% IT ticket reduction, 100% routine order automation, significant CSAT gains. NTT is Top Copilot for Modern Work Partner and Top Azure Growth Partner globally.
NTT delivers AudioCodes SBCs, ATAs, IP phones, OVOC (management platform), and ALGO paging systems as part of integrated Teams, Webex, and Zoom deployments. Includes Utology video meeting room management for organizations with physical conference room infrastructure. Hardware supply, configuration, and support delivered by NTT — not separate vendor relationships.
NTT's Advisory → Implement → Operate & Optimize lifecycle covers the full UC and CX transformation journey: current-state assessment, platform selection, migration planning, deployment, and ongoing optimization. The Modern Work and Copilot Engagement Program accelerates Microsoft 365 and Copilot adoption across the organization. 40% average customer savings through platform consolidation via NTT DATA.
Deployments
NTT Cloud Communications at scale — complex multi-country, multi-platform migrations.
Informa
Global Events & Publishing
10,000+ numbers migrated to a single cloud calling solution + Genesys Cloud Contact Center — replacing fragmented legacy PBX infrastructure across Informa's global footprint.
Florida Crystals
World's Largest Sugar Cane Refiner
Selected NTT DATA for Microsoft Teams telephony modernization — replacing aging on-premises PBX with a fully managed Teams calling deployment across Florida Crystals' agricultural and refining operations.
Paradigm
Enterprise Technology
End-to-end calling modernization from a legacy infrastructure baseline — NTT DATA designed, implemented, and now manages the full Teams telephony environment with ongoing optimization.
Ideal For
Organizations standardizing on Microsoft 365 and migrating from legacy PBX to Teams telephony — where NTT's #1 Operator Connect status, Direct Routing expertise, and managed services depth provide a complete path from legacy infrastructure to fully managed cloud voice.
Enterprises with locations across multiple countries who need PSTN calling coverage without managing dozens of local carrier relationships. NTT's 40-country calling plans, Tier-1 owned infrastructure, and unified billing replace fragmented multi-carrier complexity with a single managed relationship.
Healthcare systems, financial services firms, retail, automotive, manufacturing, public sector, and airlines — where HIPAA-eligible communications, MiFID II/FINRA compliance recording, and ISO 27001-certified operations are operational requirements rather than optional features. NTT holds the certifications and has the vertical deployment track record.
Compliance & Certifications
NTT maintains certifications and top-tier partner designations across compliance frameworks and vendor ecosystems relevant to enterprise communications.
NTT's Teams telephony and contact center deployments support HIPAA-eligible configurations with Business Associate Agreement (BAA) support. ASC compliance recording captures communications in formats meeting healthcare record retention requirements.
ASC Recording (Microsoft-certified, Azure-hosted) meets MiFID II, Dodd-Frank, SEC/FINRA, and FCA record-keeping obligations for financial services firms — with tamper-evident audit trails and legal hold capabilities.
NTT's global cloud infrastructure and managed services operations maintain ISO 27001 certification — providing third-party assurance over information security management across NTT DATA's global service delivery.
NTT Cloud Communications managed services maintain SOC 2 Type II attestation covering security, availability, and confidentiality trust service criteria relevant to enterprise cloud voice operations.
NTT operates GDPR-compliant data processing across European operations — including data residency options, DPA (Data Processing Agreement) support, and privacy-by-design architecture for EU-based communications data.
NTT holds Microsoft Solutions Partner designation for Modern Work — the highest Microsoft partner category, certifying advanced deployment capability, technical expertise, and customer success benchmarks for Microsoft 365 and Teams deployments.
Why Use Fibi
Your contract is with NTT either way. The difference is the advisory, platform comparison, and independent support layer around it.
| Aspect | NTT Direct | NTT Through Fibi |
|---|---|---|
| Pricing | Standard list rates | Volume-negotiated — equal or better |
| Platform comparison | NTT portfolio only | NTT vs RingCentral, 8x8, Zoom, Five9, Genesys side by side |
| Quote turnaround | 5–15 business days | 24–48 hours across all relevant platforms |
| Contract support | NTT account executive | Independent advisor representing you |
| Microsoft expertise | NTT Teams specialists | Fibi validates fit vs. pure-play alternatives |
| Post-go-live support | NTT managed services | Fibi escalation + NTT managed services |
| Advisory fee | N/A | $0 — carrier-funded |
| Multi-country mgmt | NTT global account team | Single Fibi point of contact, all regions |
FAQ
Fibi will run a free side-by-side comparison of NTT Cloud Communications against RingCentral, 8x8, Zoom, Five9, Genesys, and other platforms for your specific use case — Teams telephony, global calling plans, contact center, or AI agent deployment. No obligation, no sales pressure.
Compare NTT against other platforms