What Directcall Telecom does

Directcall Telecom Ltda. is a Brazilian telecommunications carrier founded in 1994 and headquartered in Curitiba, authorized by Anatel as a national telecom operator with over 30 years of operating history. The company provides cloud-based corporate telephony services centered on SIP trunking, virtual fixed numbers (DID), toll-free 0800 and National Unique Numbers (NUN), 3CX-hosted IP PBX and call center solutions (delivered as a Titanium partner), Microsoft Teams Direct Routing via cloud SBC, and WhatsApp Business integration for fixed lines. Its technology stack runs on TIER 3 datacenters and exposes developer-facing APIs and a jQuery-based Directcall APP for embedding click-to-call, SMS, voice messages, and call recording into customer applications.

The business model combines subscription recurring revenue (monthly SIP trunk lines, PBX extensions, 0800 and NUN fees, portability plans starting at R$60-R$220/month) with usage-based API billing and professional services for 3CX and Microsoft Teams implementations. Go-to-market is multi-motion: self-serve website contracting with free 30-day trials for SMB and freelancer segments, an inside-sales team reachable via 0800, WhatsApp and chat for mid-market and enterprise, and a "Torne-se um Parceiro" reseller program extending indirect channel reach. Customer segments span freelancers and micro-businesses (entry-level 3CX FREE and Ramal IP), SMBs (3CX SMB, 3CX Direct), large enterprises (3CX Pro/Enterprise with 4-1024 simultaneous call licenses supporting 24-5000+ extensions), high-volume call centers (wholesale SIP tariff and 0800 with bulk rates), and Microsoft Teams-using organizations (50+ users). Notable enterprise customers include JBS, Nestlé Brasil (since 2000), Gerdau, Bosch, Embraer, Electrolux, WEG (10+ years), Avon, Havan, Gympass, and Paraná Banco.

Operationally, Directcall serves all Brazilian area codes (DDDs) and reports 600,000+ companies using its services, including 350,000+ companies running 3CX through Directcall. The company is privately held with no disclosed funding rounds, no parent company, and limited public ownership information; it appears to operate as a bootstrapped incumbent reinvesting in product expansion.

Name

Directcall Telecom

Legal name

Directcall Telecom Ltda.

Website

https://directcall.com.br

Company type

Private

Founded year

1994

Operating status

Operating

Headcount range

51–100 employees

Short description

Directcall Telecom is a Brazilian Anatel-authorized telecom carrier founded in 1994, offering cloud-based corporate SIP trunking, virtual fixed numbers, 0800 and NUN services, 3CX-hosted PBX and call center solutions, Microsoft Teams Direct Routing, and WhatsApp Business integration to SMBs, enterprises, and call centers across Brazil.

Ownership category

akta.pro rank

Product category

Cloud Telecommunications Services

NAICS

Wired and Wireless Telecommunications Carriers (except Satellite) (51711), Wired and Wireless Telecommunications (except Satellite) (5171)

SIC

Telephone Communications (No Radiotelephone) (4813)

akta.pro primary industry

Cloud PBX & Hosted Telephony (HDAIAHAB)

akta.pro secondary industries

Numbering, DID, Porting & Carrier-of-Record Services (HDAIAHAK), Business/Enterprise Fixed Connectivity Providers (SME/Enterprise Broadband) (HDAIABAI)

Keywords

• Cloud telephony services
• SIP trunking solutions
• VoIP business communications
• Virtual phone numbers
• Cloud PBX systems

Headquarters

HQ city

Curitiba

HQ country

Brazil

HQ region

Latin America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. SIP Trunk / VoIP Services: Monthly subscription services for SIP trunk lines with unlimited calling plans for fixed and mobile phones in Brazil, or usage-based tariffs at wholesale rates for call centers.
2. 3CX PBX IP / Callcenter IP Licenses: Per-extension and per-simultaneous-call licensing for 3CX hosted or cloud solutions, with tiered plans from SMB to Enterprise with failover capabilities.
3. 0800 / NUN (National Numbers): Monthly fees for toll-free 0800 numbers and National Unique Numbers (NUN) with 400X and 300X prefixes, with optional unlimited or wholesale tariff plans.
4. APIs and Developer Services: API access for click-to-call, call recording, SMS, voice messages, call transcripts, and AI analysis, with usage-based billing.
5. Portability and Number Services: Phone number portability services and new number provisioning in all Brazilian area codes (DDD), with activation fees and monthly recurring charges.
6. Professional Services: Implementation, configuration, and technical support services for 3CX and Microsoft Teams integrations, including training.

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels5 records

Core offering

Directcall Telecom is an Anatel-authorized Brazilian telecommunications operator providing cloud-based corporate telephony, including SIP Trunk, virtual fixed numbers (DID), toll-free 0800 numbers, national unified numbers (NUN), and hosted 3CX cloud PBX and call center solutions. The company also delivers Microsoft Teams Direct Routing, WhatsApp Business API integration for fixed numbers, cloud IVR (URA), call recording, and developer APIs for voice, SMS, and AI transcription, serving more than 600,000 companies across Brazil.

Product overview

Directcall Telecom is a Brazilian telecommunications operator (authorized by Anatel with 30+ years of experience) offering cloud-based corporate VoIP solutions. The product portfolio centers on SIP trunking services for businesses, including virtual fixed numbers (DID), toll-free 0800 numbers, and national unified numbers (NUN). The company resells and integrates 3CX IP PBX and call center solutions (FREE, SMB, Ramal IP, and Pro/Enterprise tiers) as a Titanium partner. Complementary services include cloud IVR (URA), call recording, click-to-call and form-to-call widgets, and Microsoft Teams SIP Direct Routing integration. Developer APIs enable voice, SMS, AI transcription, and voice message capabilities for software integration. Key differentiators include nationwide coverage across all Brazilian area codes, AI-powered call transcription, STIR/SHAKEN verification, and WhatsApp Business API integration for fixed numbers.

Differentiator

Problem solved

Functional benefit

Products and services

• Número Fixo Virtual (DID) Virtual fixed telephone number delivered via SIP/VoIP that can be answered on a mobile device, computer, or IP phone from anywhere with internet. Provides businesses with local presence in multiple Brazilian cities without requiring a physical address.
• SIP Trunk Ilimitado IP telephone line with unlimited calls to fixed and mobile phones throughout Brazil at a fixed monthly cost. Plans start at R$60.16/month with optional porting from any Brazilian area code.
• SIP Trunk Tarifado (Atacado) Bulk-rate SIP trunking with competitive per-minute tariffs for large operations and call centers. Includes optional STIR/SHAKEN verification and CRM integration, ideal for high-volume outbound campaigns.
• 0800 IP Ilimitado Toll-free 0800 number with unlimited incoming calls from fixed and mobile phones at a fixed monthly rate. Plans start at R$220.72/month with optional IVR and cloud recording integration.
• 0800 IP com Tarifas de Atacado Toll-free 0800 service with bulk per-minute rates targeted at call centers and service centers. Supports AI-powered call transcription, analysis, and scoring.
• Número Único Nacional (NUN) National unified number service (400X and 300X types) covering all Brazilian area codes. Centralizes calls from different locations into a single national number, with CRM and advanced cloud IVR integration.
• 3CX PBX IP (Pro/Enterprise) Full-featured cloud-hosted 3CX IP PBX and call center solution with video conferencing (up to 250 participants), call queues, advanced IVR, CRM integration, and high availability failover. Licensed per simultaneous call (4-1024 channels) for small to large enterprises.
• 3CX Direto na Nuvem Cloud-native 3CX solution without dedicated server requirements. Supports up to 40 extensions with advanced mobile and desktop apps, including video conferencing, call groups, IVR, and voicemail, for local or remote offices.
• 3CX Ramal IP IP extension service that turns a mobile device or PC into an office extension. Supports up to 20 extensions with unlimited plans for fixed and mobile calls, video conferencing (50 participants), call groups, IVR, and call recording, for small businesses and professionals.
• 3CX FREE Free 3CX softphone SIP client for iOS, Android, and Windows with video conferencing for 10 participants. No PBX features but enables fixed line identification when calling from mobile devices, for freelancers and professionals.
• 3CX SMB Basic 3CX IP PBX with 10 or 20 extensions including IVR, call queues, voicemail, and video conferencing (25 participants). Self-manageable for micro-businesses, without physical IP phones or call recording.
• URA na Nuvem (Cloud IVR) Cloud-based Interactive Voice Response (IVR) system with basic, advanced, and audit tiers. Automates customer routing, delivers service protocols, integrates with CRMs (Salesforce, Zendesk, Freshdesk, Bitrix24), and can identify customers via CNPJ input.
• Click to Call Website widget that enables visitors to initiate phone calls with a single click, connecting prospects with sales agents at the optimal moment for conversion.
• Form to Call Automated callback service that dials both the website visitor and the sales representative when a form is submitted, closing the loop on inbound leads within seconds of form completion.
• Gravação de Chamadas na Nuvem Cloud-based call recording stored in TIER 3 datacenters with up to 5-year retention, accessible via web dashboards with one-click playback. Available for both inbound and outbound calls.
• Portabilidade Telefônica Phone number portability service allowing businesses to keep their existing fixed numbers when switching to Directcall SIP services. Supports local and national numbers including 0800, 40xx, and 30xx types, with plans from R$85.16/month including unlimited calls.
• Portabilidade Skype Skype number portability service for businesses migrating before Skype's May 2025 shutdown. Enables continued use of Skype numbers via 3CX or Microsoft Teams, with delivery within 3 business days.
• Integração Microsoft Teams (Direct Routing) SIP Direct Routing integration connecting Directcall's network to Microsoft Teams via a cloud SBC. Enables receiving fixed line calls and making calls to fixed and mobile phones directly in Teams without Microsoft Calling Plans, for enterprises with 50+ users.
• Número Fixo para WhatsApp Service enabling virtual fixed numbers or 0800 numbers to be used on WhatsApp Business API for professional messaging, with chatbot and automated message capabilities.
• Directcall APP Ready-to-use web application for managing telephony from any web application. Includes click-to-call from contacts, SMS sending, voice messages, call history, and playback of recorded calls, with a jQuery plugin for quick integration.
• APIs de Voz, IA e SMS Developer APIs enabling telephony automation in software applications. Supports click-to-call, call recording, SMS, voice messages, automatic call transcription via AI, and call history integration, with playgrounds for testing.
• SMS e Torpedo de Voz

Quantifiable outcome

• 70% monthly cost reduction compared to previous solution (Doctoralia case)
• +3 more outcomes

Named customers20 records

Segments5 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration9 records

AI capability7 records

Feature7 records

Partnerships

Three partnerships are on record, tiered core.

• 3CXcoreTechnology or IntegrationDirectcall is a Titanium partner of 3CX and is officially recommended as the preferred SIP Trunk operator in Brazil. They offer integrated solutions for 3CX PBX IP, Callcenter IP, and Web Conferencing with flexible licensing from 4 to 1024 simultaneous calls. 350,000+ companies use 3CX through Directcall.
• MicrosoftcoreTechnology or IntegrationDirectcall provides Microsoft-verified SBC (Session Border Controller) cloud integration for Microsoft Teams Direct Routing, enabling Teams users to make/receive calls to public telephone network without Microsoft Calling Plans. Available for businesses with 50+ users.
• WhatsAppcoreTechnology or IntegrationDirectcall enables fixed local and national (0800) phone numbers to be used on WhatsApp Business API, allowing businesses to professionalize WhatsApp communication with chatbot, automatic messages, and multichannel support.

Scale indicators5 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Sinch: Global CPaaS incumbent providing voice, SMS, and conversational AI APIs that overlap with Directcall's Voice/SMS/AI APIs and WhatsApp Business messaging integrations.
• Vonage (Ericsson): CPaaS and UCaaS platform (now under Ericsson) offering SIP, voice APIs, and unified communications competing with Directcall across both enterprise UCaaS and developer API workloads.
• RingCentral: Global cloud PBX/UCaaS incumbent with Microsoft Teams integrations comparable to Directcall's 3CX-led PBX and Teams Direct Routing stack, targeting the same mid-market and enterprise customers.
• Twilio: Global CPaaS incumbent providing programmable voice, SMS, recording, and AI transcription APIs that compete with Directcall's Voice/SMS/AI API products for developers and SaaS platforms building telephony features.
• 8x8: International UCaaS/contact-center provider with cloud PBX, voice, and Teams integration capabilities, broadly comparable to Directcall's 3CX-based PBX, URA, and call-recording bundle.

Direct peers

• Total IP: Brazilian VoIP/SIP trunk operator competing head-to-head with Directcall on unlimited SIP plans, 0800 numbers, DID numbering, and 3CX-based hosted PBX offerings in the same SMB and contact-center segments.
• Telnyx: Global private-network SIP trunking and communications platform offering voice, messaging, and APIs — comparable to Directcall's SIP trunk unlimited plans and developer-facing Voice/SMS APIs, with overlap in call-center and API integrations.
• King Telecom: Brazilian VoIP carrier providing SIP trunk, 0800, DID, and PBX IP for SMBs and call centers, with a similar combination of regulated Anatel authorization and channel/partner-led GTM.
• Vono: Brazilian cloud telephony and SIP trunking provider offering virtual fixed numbers, toll-free, and PABX IP solutions to SMBs and corporates, directly comparable in product mix and Anatel carrier positioning.

Regional players

• Algar Telecom: Brazilian incumbent telecom offering fixed-line, SIP trunk, cloud PBX, and contact-center services — overlapping with Directcall in Brazilian enterprise voice and SIP connectivity but as part of a much broader carrier portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Directcall Telecom