A Middlesbrough 01642 number that signals you belong in Britain's chemicals and offshore-wind capital — from Teesworks to the Wilton Complex
From Teesworks Freeport and the SeAH Wind monopile plant to Wilton International and the Port of Tees, a 01642 number tells customers that your business is rooted in Teesside’s chemicals, advanced manufacturing and net-zero sectors. CallFactory activates your number within one working day, running on a full cloud phone system so you keep your existing handsets and mobiles.
- Large stock of 01642 numbers, including memorable digit patterns
- Free porting of an existing 01642 number from your current provider
- Forward calls straight to a mobile, a landline or a VoIP extension

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Doing business from Middlesbrough
Middlesbrough and Teesside form one of the UK’s largest integrated industrial and manufacturing regions. Teesside generates over £15 billion in annual GVA and hosts the world’s largest chemicals cluster by integrated capacity (Sabic, Venator, Mitsubishi Chemical, Lotte), Europe’s largest offshore-wind manufacturing facility (SeAH Wind monopiles at Teesworks), and the Port of Tees as the UK’s 4th-busiest port. A 01642 number is the clearest signal to industrial buyers, supply-chain partners and net-zero investors that your company operates in Teesside’s ecosystem.
Whether you run a chemicals supplier at Wilton, an offshore-wind component manufacturer at Teesworks, or a logistics operation at PD Ports, a 01642 number ties your branding to Teesside without you having to lease a central office. CallFactory delivers the number together with a full cloud phone system, so there is no on-site hardware to install and your existing handsets, mobiles and softphones keep working.
Teesworks Freeport status gives the region tax and regulatory incentives for manufacturing and export, so a 01642 number signals participation in the UK’s fastest-growing net-zero and advanced-manufacturing zone. For companies competing in the green-energy supply chain, the 01642 is a credential that your business is actively anchored to the region’s industrial transition.
About area code 01642
Area code 01642 is one of the UK’s longest-serving regional codes, established well before PhONEday and remaining unchanged through all subsequent renumbering periods. The stability of the 01642 code reflects Teesside’s strong industrial identity and the region’s continuous importance as a manufacturing and chemical hub. The code spans the entire Tees Valley, covering Middlesbrough, Stockton-on-Tees and adjacent towns.
The 01642 area maps onto the Tees Valley telecoms region. That covers Middlesbrough, Stockton-on-Tees, Redcar and the surrounding industrial zone, which means porting between providers is straightforward — any UK carrier that holds 01642 stock can release a number to CallFactory through the standard gaining-provider-led process.
Which places are covered by area code 01642?
Area code 01642 covers Teesside and the Tees Valley industrial zone. Major centres and business districts inside the area include:
- Middlesbrough town centre — retail, hospitality, Smithfield Hanley regeneration, Boho Zone creative cluster
- Teesworks Freeport — 4,500-acre industrial development zone, UK’s largest; SeAH Wind, Net Zero Teesside Power
- Wilton International — Sabic, Venator, Mitsubishi Chemical, major integrated chemicals hub
- Port of Tees — 4th-busiest UK port, logistics, ship repair
- Stockton-on-Tees — town centre, retail, professional services
- Billingham — historic chemicals manufacturing, residential
- Redcar — steel heritage, manufacturing, retail, coastal services
- Yarm and Eaglescliffe — retail, professional services
- Teesside University — Middlehaven MIMA arts campus, digital innovation
- Ingleby Barwick — new business and residential area
If your business is registered at any Teesside postcode within the 01642 area, you qualify for a 01642 number.
Who does a 01642 number make sense for?
Teesside serves a large industrial and manufacturing ecosystem undergoing net-zero transition, so a 01642 number suits a wide mix of sectors. The three profiles we see most often at CallFactory are:
Chemicals and process industries — Teesside is the UK’s largest chemicals cluster by integrated capacity. A 01642 number signals that you operate in the chemicals supply chain and understand the sector’s quality, safety and compliance requirements. When Sabic or Venator is evaluating a new supplier, the 01642 on your corporate line reads as “integrated into Teesside’s chemical ecosystem” and familiar with sector norms.
Offshore wind and net-zero manufacturing — Teesworks and the manufacturing transition are anchoring growth in wind-component manufacturing and carbon-capture technology. A 01642 number signals participation in Teesside’s net-zero industrial transition and attracts offshore-energy supply-chain partners. For firms bidding on green-energy contracts or seeking venture backing for net-zero tech, the 01642 ties your business to the UK’s largest offshore-wind manufacturing zone.
Port, logistics and heavy distribution — The Port of Tees and PD Ports handle millions of tonnes annually, and Teesside’s road and rail connections make it a logistics spine. A 01642 number anchors your business to the region’s supply-chain infrastructure. Freight operators and logistics managers calling Teesside will trust the 01642 as a marker of local route knowledge.
Outside those three profiles a 01642 still pays off. Healthcare, professional services, digital, trades and hospitality businesses across Teesside all see the same local-trust benefit.
Local discoverability in Middlesbrough (Local SEO)
Google treats your business phone number as a geographic signal, which means a 01642 number on your website, your Google Business Profile and UK business directories tells Google that your company belongs to Teesside. Combined with a consistent NAP (Name, Address, Phone) profile across listings, that strengthens your ranking for searches such as “chemicals supplier Teesside”, “offshore wind manufacturer Middlesbrough” or “logistics partner Stockton”, and improves visibility on Google Maps.
Write the 01642 number in the same format everywhere — same spacing, same separators — because Google only links citations together when they match. CallFactory uses the Ofcom-recommended format 01642 XXXXXX, so you can copy it into every listing without introducing variations. Building citations in industrial directories, energy-sector portals and logistics networks amplifies the local SEO signal, so that buyers searching for Teesside-based manufacturers and suppliers find you first in their supply-chain procurement process.
E-commerce, services and sole traders in Middlesbrough
Teesside-based professional-services firms and industrial suppliers frequently report a lift in phone enquiries once they display a 01642 number on the website. A 01642 reads as local and established, so procurement teams hesitate less before dialling, which is especially valuable for higher-value industrial contracts where a quick conversation clarifies technical specification.
For consultancies — engineering, environmental, supply-chain, logistics — the 01642 works as a trust marker on LinkedIn posts, email signatures and Google Ads. You can split inbound calls between the 01642 and any other numbers you run, which lets you attribute leads to the marketing channel that generated the call.
Porting or ordering a new 01642?
If you already hold a 01642 number with another UK provider, we can port it across at no cost. You keep the existing number and gain the CallFactory feature set — call queues, recording, analytics, IVR — on top of it. Porting itself takes up to five working days and we schedule the cut-over for a date that works for you, which keeps your line live until the moment the number transfers.
If you would rather pick a fresh, unused 01642 number — perhaps one with a memorable digit pattern — the number picker at the top of this page shows live availability. We hold stock across the 01642 range so you can choose whichever reads best for your brand.
Combining a 01642 with a 0333, 0800 or mobile number
Many Teesside businesses run a 01642 alongside another number. Common combinations include:
- 01642 + 07 — the 01642 on the website and in advertising, a 07 mobile for existing clients who want direct contact. Forwarding from the 01642 to a mobile is included by default.
- 01642 + 0333 — the 01642 for local customers and a national 0333 number for UK-wide enquiries at standard geographic rates. Both lines land in the same call flow.
- 01642 + 0800 — the 01642 for general reachability and a 0800 freephone number for sales hotlines or campaigns, so callers dial at no cost while you cover the inbound minutes.
All combinations run on a single CallFactory account, so each number is listed on Google Maps with the same address. That strengthens your local discoverability across multiple phone-number types, which matters when industrial procurement teams are sourcing new suppliers. Current rates for additional numbers are listed on the pricing page.
What does a 01642 number look like?
A Middlesbrough 01642 number contains 11 digits in total: the area code 01642 followed by a 6-digit subscriber number.
Standard format: 01642 XXXXXX
Use the same format everywhere — your website, Google Business Profile, invoices and directories — because identical formatting is what allows search engines to tie your listings together.
Pricing, contract and notice period
The 01642 number is part of your CallFactory business plan. There are no connection fees and no setup charges. The plan price depends on which features you activate — IVR, call queues, voicebots, call recording — and whether you pay monthly or annually, since the annual plan is cheaper per month. If you need several 01642 numbers, for example one per branch or team, we add them to the same account.
All monthly contracts come with a one-month notice period. Every feature, plan and rate is listed on the pricing page.
Choose the smart phone features you need
Easily handle incoming calls, improve customer communication, and keep your business reachable at all times.
Call forwarding
Forward incoming calls to any landline, mobile, or team. Set rules based on time and availability — manage everything from your dashboard.
Phone menu (IVR)
Help callers reach the right person immediately. With a simple menu, you route every call to the right employee or department.
Statistics by email
Receive daily, weekly, or monthly call reports directly in your inbox. See call volume, duration, peak times, and missed calls — without logging in to anything.
Smart voicemail system
When no one picks up, callers leave a voicemail that arrives in your inbox as an audio file. Custom greetings, multiple recipients, and no extra software needed.
Explore all available features and choose the best ones for your phone number!
Who uses a Middlesbrough 01642 number?
Teesside is home to the UK's largest chemicals cluster, Europe's largest offshore-wind manufacturing facility and a tier-one supply chain. A 01642 number fits every one of those profiles.

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Frequently asked questions about Middlesbrough 01642 numbers
Answers to the questions we hear most often from businesses based across Middlesbrough, Stockton-on-Tees, Redcar and Teesside.
The 01642 area spans Teesside and the immediate Tees Valley, which means Middlesbrough, Stockton-on-Tees, Thornaby, Billingham, Eaglescliffe, Yarm, Ingleby Barwick and Redcar. The area includes Teesworks Freeport (4,500 acres, the UK’s largest industrial development zone), Wilton International Chemical Complex (Sabic, Venator, Mitsubishi Chemical), Port of Tees (the UK’s 4th-busiest port), SeAH Wind (world’s largest monopile plant), and Teesside University’s Middlehaven district. The detailed list of towns appears further down this page.
Area code 01642 was established before PhONEday and remained unchanged through the 1995–2000 renumbering period, so it is one of the UK’s longest-serving regional codes. The number reflects Teesside’s industrial heritage as a steel, chemicals and port hub, and continues to anchor the region’s identity through its current transformation into offshore wind and net-zero manufacturing.
Yes. Every Teesside postcode within the 01642 area falls inside the coverage zone, so a business registered in Stockton, Billingham, Yarm or Redcar gets a full 01642 number. That matters for companies in the chemicals, offshore-wind and supply-chain sectors, because customers read 01642 as “Teesside industrial hub” no matter which specific town you occupy.
Yes. Porting a working 01642 number is free and typically takes up to five working days once your losing provider releases the number. We schedule the cut-over on a date that suits you, which means your line stays live right up to the moment the number moves across. Read more on the porting page.
Plenty of Teesside businesses do exactly that. The 01642 attracts customers in the region, while a national 0333 number covers enquiries from the rest of the UK at standard geographic call rates. Both numbers land in the same IVR and hunt group, so your team handles them without thinking about which line rang.
In Middlesbrough we see demand for repeating-digit patterns such as 01642 444 444 and 01642 555 555, for numbers that spell a short word on a keypad, and for numbers matching a site postcode. The number picker at the top of the page shows live stock, so you can scan for a pattern that suits your brand before activating.
Usually within one working day. We verify the UK business address on file — most checks clear the same morning — and after that the number is live and ready for calls. You don’t need new handsets or a SIP phone to get started, because calls can be routed straight to your existing mobile, landline or desktop app.
Yes. The 01642 number is tied to your registered business address in Teesside, not to where individual staff happen to be sitting. Remote workers in Durham, Darlington or anywhere else can answer calls on the same 01642 line through the CallFactory app or any SIP handset, so customers still see a single Teesside point of contact.
The 01642 number itself is included with every business plan. The monthly cost depends on which features you add — IVR, call queues, call recording, voicebots — and whether you pay monthly or annually, since the annual plan is cheaper per month. There are no setup fees and no hidden charges. Full details are on the pricing page.
Yes. Our text-to-speech assistant generates a professional greeting in English or any other supported language, which means you can change the wording at any time without a studio. A choice menu — press 1 for sales, 2 for support — takes a few clicks to set up.
