mobiles.co.uk Discount Codes in September 2025

mobiles.co.uk

Online mobile phone retailer Mobiles.co.uk was founded over 25 years ago and is currently owned by Currys. Customers can shop contract phones, SIM only, SIM free deals, and upgrades on the website. As well as accessories like cases, chargers, screen protectors and headphones. There's also an option to sell your old phone at Mobiles.co.uk too, especially if you are upgrading a handset. Major brands stocked at the site include Apple, Google, Huawei, Samsung, Sony, Oppo, Honor and Nokia. The available networks are Vodafone and iD Mobile.

A selection of mobiles and sim cards on a blue background with a graphic of a blue cartoon cat wearing a red bandana with a white bone on it.

Browse all discounts, vouchers, and promos from mobiles.co.uk

five iphone 16's side by side on a pink background

mobiles.co.uk

Apple iPhone 16 5x Data Boost to 500GB Data for £29.99 a month and £39 upfront

Each April: iD monthly prices rise by £1.50 as set by the Consumer Price Index rate of inflation +3.9%.

mobiles.co.uk

50GB data and roaming in 50 destinations for £5 a month

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SMARTY

28GB SIM for £7

Ends 28th September

Sky Mobile

£6 a month, 10GB, 12 month contract, unlimited calls & texts

SIM Only.

eBay

8% off

2 transactions per member. Max discount of £10. Code won't work unless you go through our Shop Offer link!

Ends 30th September

Vodafone

£10 a month, 70GB, 12 month airtime plan

Includes unlimited uk texts and calls.

Vodafone

£8 a month, 35GB, 12 month airtime plan

Increasing to £9.00p/m on 1 April 2026

Carphone Warehouse

Get a £35 Amazon Voucher on iPhone 16 £29.99 per month, iD Mobile, £39 upfront & 100GB of data

Each April prices rise by £1.50 as set by the Consumer Price Index rate of inflation +3.9%.

Samsung Galaxy Z Fold 7 in blue, open in tablet mode with triple rear camera setup. Premium foldable design and full front display.

Carphone Warehouse

Get a £70 Amazon voucher when you purchase the New Samsung Galaxy Z Fold7

Valid on a pay monthly contract.

Samsung Galaxy Z Flip 7 in blue, half-folded with dual rear cameras visible. Stylish foldable phone with sleek mirrored finish.

Carphone Warehouse

Get a £70 Amazon voucher when you purchase the New Samsung Galaxy Z Flip7

Valid on a pay monthly contract.

The O2 robot holding a SIM card with bubbles floating in the background, symbolising seamless connectivity. Showcasing Purpl's disabled discounts for affordable mobile services and data plans in the UK.

£8.50 a month, 45GB, 12 month SIM only contract, unlimited calls & texts

Sim only.

A person with dark hair, wearing a green shirt, is lying on a bed and smiling while looking at a smartphone. The background is neutral with soft lighting.

1pMobile

10% off all SIM plans for life & 50GB to get you started

Exclusive offer for Purpl members

£10 a month, 70GB, 12 month SIM only contract, unlimited calls & texts

Sim only.

£12 a month, 100GB, 12 month SIM only contract, unlimited calls & texts

Sim only.

£8 a month, 32GB, 12 month SIM only contract, unlimited calls & texts

Sim only.

A man sits at a desk in a cosy, well-lit room, focused on the laptop in front of him. The desk also holds a keyboard, computer mouse and a stack of books.

ACER

15% off Acer

Discount on all products unless otherwise specified.

Vodafone

20% off selected Xtra Plans - Tablets

Vodafone

20% off selected Xtra Plans - Pay Monthly Phones

These discounts only apply to phones, tablets and SIM only plans that aren't already on offer.

Vodafone

20% off selected Xtra Plans - Refurbished Phones

These discounts only apply to phones, tablets and SIM only plans that aren't already on offer. UK's only Lifetime Service Promise: Every phone comes with Battery Refresh and Lifetime Warranty at no extra cost meaning your phone lasts longer.

Vodafone

20% off selected Xtra Plans - SIM only

These discounts only apply to SIM only plans that aren't already on offer.

Three

£23 a month Unlimited SIM-Only Offer

12 month contract, 5G at no extra cost plus Three+ Rewards

A woman enjoying a concert, smiling and dancing with her hands in the air, wearing fun 3D-style glasses in a vibrant crowd.

Three

£59.94 a month iPhone 16 Pro Max 1TB Black Titanium with 150GB Complete Airtime

24 month contract, £170 upfront fee, Paramount+ 24 months inclusive, Go Roam - 56 days, Screen repair included, Up to 36 months extended warranty. Your monthly cost will increase by £1.50 every April.