Customer Support

At VoIP and SIMs, we believe in responsive, personal support for every business. Our team is here to help you—whether you need technical assistance, billing help, or just have a question about our services.

How to Contact Us

By Phone:
0161 507 7999
(Monday–Friday, 9am–5.30pm, excluding UK public holidays)

By Email:

Sales & General Enquiries: sales@omnicom.uk
Technical Support: support@omnicom.uk
Billing Enquiries: billing@omnicom.uk
Refunds & Returns: returns@omnicom.uk
Complaints: complaints@omnicom.uk
Privacy & Compliance: privacy@omnicom.uk
Number Porting: porting@omnicom.uk
Activations: activations@omnicom.uk
Terminations: terminations@omnicom.uk

Support Hours

Monday–Friday: 9:00am – 5:30pm
Saturday & Sunday: Closed
UK Bank Holidays: Closed

What We Can Help With

SIM & eSIM activation and troubleshooting
Number porting and PAC/STAC requests
Billing, payments, and invoices
Hardware setup and returns
Coverage and signal questions
Contract or account queries
Complaints or escalation

Live Chat

Live chat is available during business hours. Look for the chat icon at the bottom right of your screen.

Self-Help Resources

FAQ Page: Find instant answers to the most common questions.
Activate Your SIM: Step-by-step SIM and eSIM setup.
Get Your PAC Code: How to bring your number.

Service Commitments

We aim to respond to all support emails within 1 business day.
Most technical issues are resolved within 24 hours.
We log and track all enquiries for quality and improvement.

We’re here to help your business stay connected. If you have feedback about our support, let us know—your input helps us improve.