Part of the Last Mile group of companies Last Mile Group Logo

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Icosa Water is now Last Mile Water

Same company, new name and new website.

If we supply your property and you’re already registered with us, you don’t need to do anything. You’ll be hearing from Last Mile Water from now on. To register or get in touch, you can find all the details here on the website.

Developers: Looking for water or wastewater connections? Our Last Mile design and build subsidiaries can help.

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Registered Company Name: Last Mile Water Limited
Registration Number: 10479916
VAT Number: 997 3365 59
Place of Registration: England & Wales
Registered Office Address: Sophia House, 28 Cathedral Road, Cardiff, CF11 9LJ

© LAST MILE WATER 2026 Website by XIST2

Water & Wastewater Emergencies

No water, low pressure, water quality issues, water leaks flooding or blocked drains
0330 111 2014
24 Hour Emergency Helpline

Accounts, Billing & Payments

Account registration, submitting meter readings and all other billing queries
0333 000 0113
Monday – Friday 08:30AM – 5:30PM

Developer Services

New connections and adoption enquiries
0330 320 0762
Monday – Friday 08:30AM – 4:30PM

Operational General Enquiries

0330 111 0780
Monday – Friday 08:30AM – 5:30PM

Additional Support

Relay UK
Helping people with hearing and speech difficulties communicate with anyone over the phone, using the national relay service.

Phone
0800 7311 888
Relay UK app (or Textphone)
0800 500 888