Enterprise PBX Platform

    Enterprise Call
    Routing & Analytics

    A powerful PBX platform built for scale — route, monitor, and optimize every call in real time. Backed by industry-leading infrastructure from ALERTSIO LLC.

    184,453

    Calls Routed

    1,514,963

    Minutes Routed

    Itemized

    Usage Billing

    CALLERCALLFLOW ROUTERweighted · capacity-awareSales Team60%Support30%Overflow10%

    Routing decision

    <1s

    Example routing

    Built on carrier-grade infrastructure

    Tier-1 Carrier NetworkSTIR/SHAKEN AttestationMulti-Provider FailoverTransparent Usage BillingUS Toll-Free & Local NumbersInstant Number ProvisioningReal-Time Call MonitoringCall Recording & Analytics
    Platform Features

    Everything You Need for Call Forwarding

    A complete PBX management platform with all the tools to route, monitor, and bill your call traffic professionally.

    Intelligent Call Routing

    Capacity-aware weighted distribution with concurrent call limits, daily caps, and priority tiers.

    Toll-Free & Local Numbers

    Self-serve number purchasing from live inventory with automatic provisioning and webhook setup.

    Transparent Usage Billing

    Wallet-based billing with real-time usage tracking, itemized call records, and a full transaction history.

    Live Call Monitoring

    Track active calls, duration, routing decisions, and accruing cost across all campaigns in real time.

    Comprehensive Analytics

    Filterable call logs, revenue tracking, answer rate, and performance metrics with exportable data.

    Operational Security

    Session authentication, webhook signature validation, role-based access, and controlled administrative access.

    Multi-User Management

    Admin and user portals with full lifecycle management, number assignment, and access control.

    Campaign Management

    Create campaigns with weighted targets, priority tiers, concurrent call caps, and daily limits.

    Multi-Provider Architecture

    Switch providers without reconfiguring routing. Seamless failover across telephony backends.

    Quick Setup

    Up and Running in Minutes

    Four simple steps from sign-up to live call routing.

    01

    Sign Up & Fund Wallet

    Create an account in seconds. Fund your wallet to activate call routing.

    02

    Purchase a Number

    Browse toll-free and local numbers. Purchase instantly with auto-provisioning.

    03

    Create a Campaign

    Set up routing targets with weights, priorities, and concurrent call limits.

    04

    Go Live

    Calls route automatically to your targets. Monitor everything in real time.

    Customer Stories

    Trusted by Teams Nationwide

    See why businesses choose CallFlow to power their call forwarding operations.

    "CallFlow transformed how we handle inbound campaigns. Weighted routing distributes calls perfectly, and live monitoring gives full visibility. We went from missing 30% of calls to under 2%."

    MJ

    Marcus Johnson

    Operations Director · Summit Direct Response

    "The transparent billing alone saved us thousands per month. Setting up campaigns with concurrent call caps and daily limits was incredibly intuitive. Best decision we made this year."

    SC

    Sarah Chen

    Call Center Manager · Pacific Lead Solutions

    "We manage 200+ toll-free numbers across multiple campaigns. CallFlow handles the volume effortlessly. Self-serve number purchasing from live inventory is a game-changer."

    DR

    David Ramirez

    CEO · National Connect Services

    "IVR and call recording are exactly what we needed for compliance. Quality assurance is seamless now. The admin portal gives our managers complete control without IT support."

    JW

    Jennifer Walsh

    VP of Sales · Apex Performance Marketing

    "The routing algorithm with priority tiers and capacity-aware weighting is enterprise-grade. Webhook integration is clean. Onboarding our team took less than an hour."

    RK

    Robert Kim

    Technical Lead · Greenline Media Group

    "Switched from a legacy PBX — night and day difference. Real-time wallet billing gives us cost control we never had. The VoIP blocking feature eliminated our spam problem entirely."

    LT

    Lisa Thornton

    Director of Operations · Heritage Insurance Partners

    Security & Compliance

    Practical Security & Privacy Controls

    Clearly described controls and data practices, without overstating certifications or legal guarantees.

    Telephony Infrastructure

    Built on established telephony providers with signed webhook validation and controlled routing configuration.

    Transport & Account Security

    TLS protects portal traffic in transit, with secure cookies, password hashing, and role-based access controls.

    Recording Lifecycle

    Call recordings are normally scheduled to expire after 10 days, subject to earlier user deletion or an authorized preservation hold.

    Published Privacy Practices

    Our policy explains the account, call, recording, session, and payment information handled by the platform.

    Call & Billing Records

    Call detail and wallet ledger records support routing visibility, billing, fraud review, and dispute handling.

    Operational Safeguards

    Signed webhooks, scoped access controls, and infrastructure monitoring protect core operations.

    TLS in TransitRole-Based Access10-Day Recording ExpirySigned WebhooksPublished Privacy PolicyLegal Request Process
    FAQ

    Frequently Asked Questions

    Everything you need to know about CallFlow. Can't find an answer? Contact us.

    CallFlow is an enterprise toll-free number provider and call forwarding portal built by ALERTSIO LLC. It lets businesses purchase toll-free and local numbers, create intelligent call routing campaigns, and monitor live traffic — all from one dashboard.

    When a caller dials your toll-free number, CallFlow's routing engine immediately selects the best available target (agent, team, or department) based on your configured weights, priorities, and concurrent call limits, then bridges the call in real-time.

    CallFlow offers both toll-free numbers (800, 833, 844, 855, 866, 877, 888 prefixes) and local DID numbers across the United States and international markets, all available for instant self-serve purchase from live inventory.

    You fund your account wallet and usage is deducted as it happens, with every charge itemized in your call logs and transaction history. There are no subscriptions or contracts — you only pay for what you use.

    Yes. CallFlow's live call monitoring dashboard shows every active call across all your campaigns in real-time — including caller ID, duration, routing target, and billing cost as it accrues.

    Absolutely. CallFlow is purpose-built for inbound call centers and performance marketing operations. Features like campaign-based routing, concurrent call caps, daily target limits, IVR, call recording, and team management make it a complete solution.

    Ready to Scale Your Call Operations?

    Join businesses that trust CallFlow for enterprise-grade call routing and real-time analytics.