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Utility Warehouse Contact Number – Free Calls, Hours & Emergency Lines

Edward Howard Morgan • 2026-04-17 • Reviewed by Hanna Berg




Utility Warehouse operates as a multi-utility provider offering gas, electricity, and broadband services across the United Kingdom. Customers seeking to reach the company have several contact options available, ranging from standard rate phone lines to freephone alternatives for eligible users. Understanding which number to call depends on the nature of the enquiry, whether it concerns billing, technical support, or account management.

The main customer service number for Utility Warehouse is 0333 777 0777, operated by a UK-based team during standard business hours. For those calling from a Utility Warehouse mobile or standard UK landline, a freephone alternative exists at 0800 977 5777. These contact details serve as the primary channels for general enquiries, account changes, and billing concerns.

This guide compiles the official contact information for Utility Warehouse based on data from the company’s published resources and verified third-party sources. Opening hours, specialised contact numbers, and alternative communication methods are detailed below to help customers connect with the right department efficiently.

What is the Utility Warehouse contact number and opening times?

Main Customer Service
0333 777 0777
Out-of-Hours Support
0333 220 0233
Opening Hours
Mon-Fri: 8:30am – 5:30pm
Freephone Option
0800 977 5777

Key contact insights

  • 0333 777 0777 serves as the primary customer service line, with UK-based advisors available during opening hours
  • The freephone number 0800 977 5777 is available free of charge from all UK landlines and Utility Warehouse mobiles
  • Customers with a UW mobile can also dial 150 to reach customer services at no additional cost
  • Emergency prepayment issues outside normal hours can be addressed via 0333 220 0233
  • Electrical emergencies should be reported to the national number 105
  • Suspected gas leaks require immediate reporting to 0800 111 999
  • Complaints and escalation matters can be directed to 0800 023 4567

Complete contact number reference table

Contact Type Number Availability
General Customer Services 0333 777 0777 Mon-Fri 8:30am – 5:30pm
Freephone (Landline/UW Mobile) 0800 977 5777 Mon-Fri 8:30am – 5:30pm
From UW Mobile (Internal) 150 Mon-Fri 8:30am – 5:30pm
Overseas Enquiries +44-20-8955-5557 Standard hours
Prepayment Technical Issues 0333-003-5644 Mon-Fri 8am – 7:45pm
Out-of-Hours Emergency 0333 220 0233 Outside standard hours
Financial/Debt Support 0333 777 3215 Mon-Fri 8am – 7:45pm
Complaints Escalation 0800 023 4567 Standard hours
Energy Ombudsman 0300 123 9123 If unresolved complaint
Electrical Emergency 105 24/7
Gas Leak (Emergency) 0800 111 999 24/7

Is there a free Utility Warehouse contact number?

Yes, Utility Warehouse offers free contact options for eligible customers. The freephone number 0800 977 5777 is available free of charge to anyone calling from a UK landline. Additionally, customers with a Utility Warehouse mobile service can call this number or dial 150 at no cost to their airtime allowance.

Call cost information

Calls to 0800 and 0808 numbers are free from all Utility Warehouse mobiles and standard UK landlines. Standard geographic rates apply when calling 0333 numbers from mobile phones not provided by Utility Warehouse. Source: Utility Warehouse Help Centre

For customers without a Utility Warehouse mobile, the standard rate number 0333 777 0777 connects to the same UK-based team. Mobile network providers typically charge standard rates for 0333 numbers, though specific costs depend on individual tariff arrangements.

What are the Utility Warehouse opening times?

Opening times vary depending on the service required and the day of the week. The following hours reflect the most recent available data from Utility Warehouse’s official communications.

Weekday opening hours

  • Monday to Friday – Customer Services: 8:30am to 5:30pm
  • Monday to Friday – Technical Support: 8:00am to 7:45pm
  • Monday to Friday – Financial Services: 8:00am to 7:45pm
  • Monday to Friday – Prepayment Issues: 8:00am to 8:00pm

Weekend and bank holiday hours

  • Saturday: 9:00am to 4:30pm
  • Bank Holidays: 10:00am to 4:00pm

Current opening hours should be verified via the official contact us page or the Help Centre at help.uw.co.uk, as times may be subject to seasonal adjustment. Source: Utility Warehouse Customer Complaints Procedure

Checking current hours

Utility Warehouse recommends visiting uw.link/contact-us for the most up-to-date information on opening hours. Hours may vary during public holidays and special circumstances.

What is the Utility Warehouse 0800 contact number?

The Utility Warehouse freephone contact number is 0800 977 5777. This number is free to call from all UK landlines and from any Utility Warehouse mobile service. It connects callers to the same UK-based customer service team available via the standard rate line.

This freephone option proves particularly valuable for customers monitoring their spending on phone calls, as 0800 numbers carry no call charges regardless of call duration when dialled from eligible lines.

Utility Warehouse contact number for new customers

Utility Warehouse does not operate a dedicated contact line specifically for new customers. Those wishing to sign up for services or enquire about new accounts should use the general customer service numbers.

  • Standard rate: 0333 777 0777
  • Freephone: 0800 977 5777 (from UK landlines and UW mobiles)

Alternatively, new customers can visit the Help Centre for guidance on signing up, comparing tariffs, and understanding the application process. The online resources provide comprehensive information for those exploring Utility Warehouse as a new provider. Source: Uswitch

What is the Utility Warehouse WhatsApp number?

No Utility Warehouse WhatsApp contact number is listed in the available sources. The company does not appear to offer messaging support through WhatsApp based on current publicly available information.

Available digital contact alternatives

Customers preferring digital communication have several options to reach Utility Warehouse:

  • Live Chat: Available through the Help Centre at help.uw.co.uk
  • Contact Form: Submission forms accessible via the contact section of the website
  • Email: General enquiries can be submitted through the online form system
  • Hearing/Speech Impaired: hearingsupport@uw.co.uk provides text-based support
  • Social Media: Message via Facebook, Instagram, or LinkedIn when live chat is unavailable
  • SignVideo: Free video relay service for deaf customers, available via uw.link/contact-us
Accessibility support

Customers with hearing or speech impairments can contact Utility Warehouse via email at hearingsupport@uw.co.uk or through the SignVideo service at uw.link/contact-us. Free directory enquiries are available for customers with disabilities by dialling 195 after completing an application. Source: Utility Warehouse Extra Help

How to access Utility Warehouse services by time of day

Utility Warehouse structures its contact options to ensure customers can reach appropriate support throughout the day and in emergencies. The following outlines service availability by time period.

Standard business hours (recommended contact window)

  1. 8:00am – 8:00pm: Technical support, prepayment issues, and financial services available on 0333 numbers
  2. 8:30am – 5:30pm: General customer services via both 0333 777 0777 and 0800 977 5777
  3. 9:00am – 4:30pm Saturday: Reduced service for non-emergency enquiries

Outside standard hours

  1. Emergency prepayment issues: 0333 220 0233 available outside normal hours
  2. Electrical emergency: 105 connects to the national network 24/7
  3. Gas leak emergency: 0800 111 999 available around the clock

Bank holidays maintain a reduced service from 10:00am to 4:00pm. Emergency contact numbers remain available continuously regardless of bank holiday schedules.

What information is confirmed versus unclear?

Based on thorough review of available sources, certain contact information for Utility Warehouse is firmly established, while other details remain less certain.

Established Information Uncertain or Unavailable Information
Main number 0333 777 0777 confirmed by multiple official and third-party sources Whether a dedicated new customer line exists beyond general services
Freephone 0800 977 5777 documented as free from UW mobiles and landlines Specific hours for prepayment emergency line outside normal hours
Opening hours documented across official sources Whether WhatsApp or other messaging apps are planned for future support
Emergency numbers (105, 0800 111 999) verified Current staffing levels or wait time expectations
No WhatsApp number listed in available sources Seasonal variations in opening hours beyond documented bank holiday schedule

Understanding Utility Warehouse contact options

Utility Warehouse positions itself as a multi-utility provider, combining gas, electricity, and broadband services under a single account. This bundled approach means customers may contact the company for various reasons spanning multiple service categories.

The contact structure reflects this breadth, with specialised numbers for technical issues, prepayment meters, financial support, and emergencies. General enquiries route through the main customer service team, while more specific concerns may direct callers to dedicated departments.

The company maintains its UK-based call centre to handle the majority of customer interactions during standard hours. For those preferring not to call, digital alternatives including online contact forms, live chat, and social media messaging provide additional channels. Source: Utility Warehouse Official Website

Postal correspondence can be directed to Customer Services, Utility Warehouse, 508 Edgware Road, The Hyde, London, NW9 5AB for matters requiring written documentation or formal correspondence.

Official sources and citations

The contact information detailed in this guide draws from several verified sources, with official Utility Warehouse documentation forming the primary foundation.

“During our opening hours, call us on 0333 777 0777.”

Utility Warehouse Help Centre

“Freephone if no UW mobile/landline.”

Energy Advice Helpline

Third-party comparison sites and consumer platforms provide additional verification of contact details, helping confirm consistency across multiple sources. Uswitch and Pissed Consumer list matching contact numbers, strengthening confidence in the accuracy of the information presented.

Summary

Utility Warehouse customers can reach the company primarily through 0333 777 0777 or the freephone alternative 0800 977 5777 for those calling from landlines or UW mobiles. Opening hours span from 8:30am to 5:30pm on weekdays, with reduced weekend service and bank holiday availability. Emergency numbers including 105 for electrical issues and 0800 111 999 for gas leaks operate 24/7. No WhatsApp contact is currently available, though digital alternatives such as live chat and contact forms provide additional communication channels.

For those comparing utility providers, understanding contact options forms part of selecting the right company for individual circumstances. Barclays Bank Near Me and Martin Lewis Best ISA Rates for Over 60s offer additional financial guidance relevant to UK consumers.

Frequently asked questions

What is the main Utility Warehouse customer service number?

The main customer service number is 0333 777 0777, or 0800 977 5777 for freephone calls from landlines and UW mobiles.

Is the 0800 number really free?

Yes, 0800 977 5777 is free to call from all UK landlines and Utility Warehouse mobile services.

What are Utility Warehouse opening hours?

Customer services operate Monday to Friday 8:30am to 5:30pm, Saturday 9am to 4:30pm, and Bank Holidays 10am to 4pm.

Is there a WhatsApp number for Utility Warehouse?

No WhatsApp contact number is listed in available sources. Digital alternatives include live chat and online contact forms.

Who do I call for a gas leak?

For suspected gas leaks, call the emergency number 0800 111 999 immediately, available 24 hours a day.

What number do I call for electrical emergencies?

Dial 105 to report electrical emergencies, a national number available around the clock.

Does Utility Warehouse have a specific number for new customers?

No dedicated new customer line exists. New customers should use the general numbers 0333 777 0777 or 0800 977 5777.

How do I contact Utility Warehouse if I have hearing difficulties?

Hearing or speech-impaired customers can email hearingsupport@uw.co.uk or use the free SignVideo service via uw.link/contact-us.


Edward Howard Morgan

About the author

Edward Howard Morgan

Coverage is updated through the day with transparent source checks.