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Modern office with employees using unified communications technology including video conferencing and VoIP headsets
Communications and Connectivity

Keep your team connected. Wherever they are.

From VoIP phone systems and Microsoft Teams Phone to leased lines and SD-WAN, IP Four delivers the communications infrastructure organisations across the UK rely on to stay productive and professional.

Get a Communications Quote020 4525 3748
Microsoft Teams Partner
SLA-Backed Uptime
Lancashire Based Support
What We Deliver

Modern communications, without the complexity.

We design, supply, and manage your entire communications stack. One provider, one bill, one point of contact for everything.

VoIP Telephony

Cloud-based phone systems that work from any device, anywhere. Replace your ageing PBX with a flexible, cost-effective VoIP solution.

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Microsoft Teams Phone

Turn Microsoft Teams into your full business phone system. Make and receive calls, hold conferences, and manage voicemail all in one place.

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Unified Communications

Voice, video, messaging, and file sharing unified into a single platform. Your team collaborates seamlessly whether in the office or remote.

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SIP Trunking

Replace ISDN with cost-effective SIP trunking. Flexible channel capacity, geographic number flexibility, and resilient failover built in.

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Real Results

How we have helped organisations across the UK.

Multi-Site Retail Business

A Lancashire retailer with 4 locations was paying for separate phone systems at each site and struggling with inter-site calls.

Single cloud VoIP platform deployed across all sites. Monthly telecoms bill reduced by 40%. Staff can transfer calls between sites instantly.

Professional Services Firm Going Hybrid

A Preston accountancy firm needed staff to take client calls from home with the same professionalism as the office.

Microsoft Teams Phone deployed in 2 weeks. All staff on same number regardless of location. Client experience unchanged.

Growing Business Outgrowing Broadband

A Burnley logistics company was suffering from slow, unreliable broadband that was impacting their cloud software performance.

Dedicated leased line installed with 4G failover. Zero unplanned downtime in the 12 months following installation.

Ready to Start?

Replace your old phone system for less than you think.

We will audit your current telecoms spend and show you exactly what a modern VoIP or Teams Phone system would cost. Most businesses save money from day one.

020 4525 3748Explore Managed IT

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In Detail

Voice and collaboration in detail

Microsoft Teams

Microsoft Teams Phone Lancashire

Microsoft Teams Phone setup and management for organisations across the UK. Calling, conferencing, and collaboration in one platform.

Teams Phone System Setup

Full Microsoft Teams Phone deployment including Direct Routing or Calling Plans. Your existing numbers ported to Teams so staff make and receive calls directly within the app.

Direct RoutingCalling PlansNumber Porting

Video Conferencing and Meetings

Teams meetings configured for internal and external use. Meeting rooms set up with certified hardware. Dial-in conferencing for participants without Teams access.

Meeting RoomsCertified HardwareDial-In Conferencing

Auto-Attendant and Call Queues

Professional auto-attendants and call queues configured within Teams. Callers reach the right person or team every time, with hold music, overflow routing, and voicemail.

Auto-AttendantCall QueuesOverflow Routing

Compliance Recording

Call recording configured for compliance, training, and quality assurance. Recordings stored securely in Microsoft 365 with full audit trail and retention policies applied.

Compliance RecordingSecure StorageRetention Policies

Mobile and Remote Working

Teams Phone works on any device. Staff take business calls on their mobile without giving out personal numbers. Full feature parity between office and remote working.

Mobile AppRemote WorkingSingle Business Number

Integration and Customisation

Teams integrated with your CRM, ticketing system, and business applications. Custom tabs, bots, and workflows built to match how your team actually works.

CRM IntegrationCustom WorkflowsBusiness App Integration

More on microsoft teams

Sip Trunking

SIP Trunking Lancashire - Replace ISDN with SIP Channels

SIP trunking for organisations across the UK. Replace ISDN lines with flexible SIP channels and reduce your telecoms costs.

ISDN Replacement

BT is withdrawing ISDN by 2027. SIP trunking is the direct replacement, connecting your existing PBX to the public telephone network over your broadband connection. No new phone system required.

ISDN ReplacementPBX CompatibleNumber Porting

Flexible Channel Capacity

Add or remove SIP channels in minutes to match your call volumes. No more paying for lines you do not use, and no more engaged tones during busy periods.

Scalable ChannelsPay As You GrowNo Minimum Channels

Significant Cost Reduction

SIP trunking typically costs 50 to 70% less than equivalent ISDN lines. Free calls between sites, lower per-minute rates, and no line rental charges.

50-70% Cost SavingFree Site-to-Site CallsNo Line Rental

Resilience and Failover

Automatic failover to mobile numbers or alternative SIP routes if your primary connection fails. Your business stays reachable even during an outage.

Automatic FailoverMobile DivertRedundant Routes

Geographic Number Flexibility

Keep your existing numbers when you move premises. Add local numbers for any UK area code. Present different numbers for different departments or locations.

Number PortabilityAny UK Area CodeMulti-Number Support

Fraud Protection and Security

SIP fraud monitoring with automatic blocking of suspicious call patterns. Spend limits and real-time alerts protect you from unexpected bills.

Fraud MonitoringSpend LimitsReal-Time Alerts

Unified Comms

Unified Communications Lancashire

Unified communications for organisations across the UK. One platform for voice, video, messaging, and file sharing.

Single Platform for All Channels

Voice calls, video meetings, instant messaging, and file sharing unified into one application. No more switching between tools or losing context across different platforms.

VoiceVideoMessaging

Any Device, Any Location

Your team communicates from desktop, laptop, mobile, or tablet with a consistent experience. Office, home, or on the road, the platform works the same way everywhere.

Desktop AppMobile AppBrowser Access

Presence and Availability

Real-time presence indicators show who is available, in a meeting, or away. Reduce unnecessary interruptions and help your team reach the right person first time.

Real-Time PresenceStatus UpdatesDo Not Disturb

CRM and Business App Integration

Connect your unified comms platform to your CRM, helpdesk, and business applications. Click to call from your CRM, automatic call logging, and screen pops on inbound calls.

CRM IntegrationClick to CallAuto Call Logging

Secure and Compliant

End-to-end encryption for calls and messages. Data residency in the UK. Audit logs and compliance recording available for regulated industries.

End-to-End EncryptionUK Data ResidencyCompliance Recording

Analytics and Reporting

Usage dashboards showing call volumes, message activity, and meeting attendance. Identify collaboration patterns and optimise how your team communicates.

Usage DashboardsCall AnalyticsMeeting Reports

Voip

VoIP Phone Systems Lancashire - Cloud Business Telephony

VoIP phone systems for organisations across the UK. Replace your ageing PBX with a flexible cloud-based telephony solution.

Cloud-Based PBX

Replace your on-premise phone system with a fully hosted cloud PBX. No hardware to maintain, no expensive engineer call-outs, and instant scalability as your business grows.

Hosted PBXNo HardwareInstant Scalability

Any Device, Anywhere

Your business number works on desk phones, mobiles, laptops, and tablets. Staff take and make calls from any location with the same professional experience as the office.

Mobile AppDesktop SoftphoneDesk Phone Support

Call Routing and Hunt Groups

Intelligent call routing ensures calls reach the right person every time. Hunt groups, auto-attendants, and time-based routing all configured to match your business processes.

Auto-AttendantHunt GroupsTime-Based Routing

Call Recording and Analytics

Full call recording for compliance and training. Real-time dashboards showing call volumes, wait times, and agent performance. Data to make better decisions about your team.

Call RecordingReal-Time DashboardsPerformance Analytics

Resilience and Failover

Built-in redundancy ensures your phone system stays up even if your internet connection fails. Automatic failover to mobile numbers keeps your business reachable at all times.

Built-In RedundancyAutomatic Failover99.99% Uptime SLA

Cost Reduction

Most businesses reduce their monthly telecoms bill by 30 to 50% when moving to VoIP. No line rental, lower call costs, and a single monthly subscription that covers everything.

30-50% Cost SavingNo Line RentalSingle Monthly Bill
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