SIM Only Deals in St Helens
SIM only deals in St Helens from £5/month on Three's 5G — including unlimited data plans.
Silux Mobile is a SIM only provider in St Helens. Big data, unlimited calls and Go Roam across Merseyside — all on Three's 5G/4G network, on 30-day rolling plans or 3 to 24-month contracts, with no credit check.
Why St Helens Chooses Silux SIM Only
Delivered to St Helens
Free Royal Mail Tracked 48 delivery (2–3 working days) anywhere in the UK including St Helens and Merseyside.
Three 5G in St Helens
Our SIMs use Three's 5G/4G network with strong coverage across St Helens and surrounding areas.
From £5/Month
Cheaper than Lebara, Giffgaff and SMARTY — with 5G included. Roaming is an extra cost and varies by package.
Flexible Plans
Every plan starts from 1 month — SIM cards on 30-day rolling plans or 3 to 24-month contracts, and rolling monthly broadband.
The Silux Mobile Promise
No price increases
Your price is locked — no price rises during your contract, ever
Free upgrades
Upgrade your plan or SIM for free, any time
No credit checks
No credit checks on our SIM contracts
No hidden fees
No hidden fees, no price increases
SIM Only Deals — Delivered to St Helens
On Three 5G. 30-day rolling or 3 to 24-month contracts.
Calls + Data
Unlimited calls
£8/mo
- 30GB data
- Unlimited calls & texts
- 4G/5G
- 30-day or contract
Unlimited
Unlimited
£18/mo
- Unlimited data
- Unlimited calls & texts
- 5G
- Roaming extra — varies by package
Three 5G Coverage in St Helens
Three's 5G/4G network covers St Helens and Merseyside with strong signal across the area — over 99% UK population coverage.
Check Your St Helens PostcodeSIM Only Deals in St Helens — FAQs
What happens if I go over the fair usage policy in St Helens?
It depends on the network. As of August 2026, Three is more flexible and lenient with its fair usage policy, and it is rare that we need to warn customers. Vodafone and O2 are much stricter: if you go over more than twice, you will be notified to monitor your usage.
What is the cheapest SIM only deal in St Helens?
Silux Mobile offers some of the cheapest SIM only deals available in St Helens — from £5/month on Three, Vodafone, EE and O2, on a 30-day rolling plan or a 3 to 24-month contract, with free Royal Mail Tracked 48 delivery to Merseyside.
Does Three have good coverage in St Helens?
Yes. Three's 4G and 5G network covers St Helens and the surrounding Merseyside area with strong indoor and outdoor signal. Check your exact postcode at siluxmobile.co.uk/network-coverage.
Can I get a SIM only deal delivered to St Helens?
Yes. Silux Mobile delivers to all St Helens addresses free by Royal Mail Tracked 48 (2–3 working days). Faster delivery can be chosen at checkout.
Will my price increase mid-contract?
No. Silux Mobile never raises your price mid-contract — no annual or inflation-linked rises. The price you sign up at in St Helens is the price you keep.
Do you run a credit check in St Helens?
No. There are no credit checks on our SIM contracts, so anyone in St Helens can join regardless of credit history.
Are prices in St Helens inclusive of VAT?
Yes. No hidden fees — every price shown to customers in St Helens is the price you pay, incl. VAT. No setup fees and no price increases.