Business phone systems and VoIP in Birmingham
From one-person firms to multi-site teams, Birmingham businesses rely on Alltone Telecoms for phones, numbers and call handling that work from any location. Local numbers, UK-based support and no lines to install.
Telecoms for Birmingham businesses
Birmingham's offices cluster around Colmore Row, Brindleyplace and the Jewellery Quarter, with a large professional services and logistics base around the city. A 0121 number signals a West Midlands presence even when calls are answered elsewhere.
We set up and support everything remotely, and our services are delivered across England. Where an engineer visit is needed for broadband, leased lines or cabling, we arrange it through national partners.
Birmingham at a glance
| Area code | 0121 |
|---|---|
| Number format | 0121 xxx xxxx |
| County or area | West Midlands |
| Region | West Midlands |
| Freephone and national | 0800, 0808, 0330, 0333 |
Services in Birmingham
Choose a service to see what is included, or ask us to quote for a complete setup.
- Business VoIP phone systems in BirminghamCloud phone system with apps, desk phones and a web dashboard.›
- Inbound call management in BirminghamRoute every incoming call to the right person, team or site.›
- Call answering service in BirminghamLive UK receptionists who answer in your company name.›
- Outbound calling in BirminghamShow your business number, record calls and stay within Ofcom rules.›
- Microsoft Teams calling in BirminghamMake and take real phone calls inside Microsoft Teams.›
- PSTN switch-off migration in BirminghamMove off analogue and ISDN lines before they are retired.›
- Business broadband in BirminghamFull fibre and FTTC broadband with static IPs and UK support.›
- Leased lines in BirminghamDedicated, symmetrical fibre with a fix-time SLA.›
A local 0121 number for your business
People are more likely to answer and return calls from a number they recognise. A 0121 number gives you a Birmingham presence on your website, Google Business Profile and adverts, while calls ring whichever phones you choose.
Birmingham business phone questions
Something else on your mind? Call 020 7112 8558 or send us a message and a telecoms specialist will reply.
What is the area code for Birmingham?
The area code for Birmingham is 0121. Local numbers are written in the format 0121 xxx xxxx. The 0121 code is also used in Solihull, West Bromwich.
Can I get a 0121 number if my office is not in Birmingham?
Yes. A virtual 0121 number can ring any phone in the UK, which is useful if you serve customers in Birmingham from another base or work from home. The number should be used for genuine business in or with the Birmingham area.
Can I keep my existing Birmingham number if I move to VoIP?
Yes. We port 0121 numbers from your current provider to our cloud platform, so you keep your number and stop paying for the old line.
How does the PSTN switch-off affect businesses in Birmingham?
Openreach is retiring the analogue phone network across the UK, including West Midlands, with a fixed date of 31 January 2027. Any business in Birmingham still using analogue or ISDN lines, or devices that depend on them, needs to move to a digital service.
Get a quote for your Birmingham business
Tell us how your business takes calls today and we will recommend a setup, with a clear monthly price. Most quotes are ready the same day.
- UK-based support team
- Free setup and number porting on most plans
- Monthly rolling options available
- No obligation quote
Prefer to talk? Call 020 7112 8558, Monday to Friday, 9am to 5.30pm.