Best Extension Phone Cables of 2026

Kenneth Collin Avatar
Kenneth Collin
Last Updated: 5 Feb 2026

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Extension phone cables are a must-have for anyone looking to extend the reach of their telephone line. These cables come in a variety of lengths and are designed to connect your phone to the wall socket, allowing you to move your phone to a more convenient location. They are easy to install and can help you to avoid the need for additional wiring or costly installation fees. Whether you need to reach a phone in another room or simply want to keep your desk free of clutter, extension phone cables are an affordable and practical solution.

At a Glance: Our Top Picks

Ancable 5M BT Telephone Extension Cable Cover #TOP 1
Ancable 5M BT Telephone Extension Cable
ftb score rating icon 9.8
ASNQ 2m BT Telephone Extension Cable Cover #TOP 2
ASNQ 2m BT Telephone Extension Cable
ftb score rating icon 9.7
BT 15M Telephone Extension Cable Cover #TOP 3
BT 15M Telephone Extension Cable
ftb score rating icon 9.5

Top 6 Extension Phone Cables

Ancable 5M BT Telephone Extension Cable

BT-BT
Ancable 5M BT Telephone Extension Cable Cover
Ancable BT Telephone Extension Cable 5M, Male to Female 6-Pin Straight Through Telephone Extension Cable for UK Landline Phone Cord Home & Office Fax Modem Extender 6 Wire

The Ancable BT Extension Cable is designed to extend your existing BT telephone setup with ease. Featuring a 6 wire BT male plug to a 6 wire BT female socket, it ensures compatibility with standard phones and fax machines, making it a versatile choice for home or office use. The high-quality gold flashed contacts provide excellent connectivity, enhancing your communication experience. With a length of 5 metres, this cable allows you to position your devices conveniently without worrying about long distances.

What We Like
Easy to extend phone connections
Compatible with standard telephones
High-quality gold flashed contacts
5 metre length for flexibility
#TOP 2

ASNQ 2m BT Telephone Extension Cable

BT-BT-2M
BT to BT
ASNQ 2m BT Telephone Extension Cable Cover
ASNQ BT Telephone Extension Cable 2m – Male to Female Phone Line Extension for Home and Office – Compatible with UK BT Phone Landline

The ASNQ BT Cable is the perfect solution for connecting your devices to a BT landline. Its male-to-female configuration ensures a strong and reliable connection, helping to prevent sudden disconnections. With superior quality materials, this cable is both durable and flexible, making it ideal for everyday use. Whether at home or in the office, you can easily extend your phone line to various devices like telephones and modems, ensuring a seamless communication experience.

What We Like
Strong and reliable connection
Durable and flexible design
Multipurpose use for various devices
Simple and practical solution

BT 15M Telephone Extension Cable

BT Telephone Extension Cable 15M
White
BT 15M Telephone Extension Cable Cover
BT Telephone Extension Cable 15M, White Male to Female 6-Pin Straight Through for UK Landline Phone Cord Home & Office Fax Modem Extender 6 Wire

The BT Extension Cable offers a practical solution for extending your existing telephone connections. With a 6 wire configuration, it ensures compatibility with standard phones and fax machines, making it versatile for home or office use. Its high-quality gold flashed contacts enhance signal clarity, providing a reliable connection. Available in various lengths, including 15m, this cable gives you the flexibility to reach distant phone points without hassle, ensuring you stay connected wherever you need to be.

What We Like
High-quality gold contacts
Flexible length options
Compatible with standard phones
Ideal for home and office

DRUT 5m RJ11 Telephone Extension Cable

DRUT
B0BXMP9ZFK
White
5 meters
DRUT 5m RJ11 Telephone Extension Cable Cover
DRUT 5m, RJ11 to RJ11 Telephone Landline Cable ADSL (6P4C) Flat Lead High Speed BT Internet Broadband Male to Male Router, Modem, Phone Extension Wire (16.5ft, White)

The DRUT RJ11 Modem Cable is a high-quality solution for extending your BT internet broadband connection. With its male to male configuration and 6P4C connector type, you can easily connect your router, modem, or phone to your phone line. Its flat design not only simplifies installation but also allows for flexible placement without the hassle of bulky cables. The cable's high-speed capabilities ensure that you enjoy a fast and reliable internet connection, making it perfect for both home and office use.

What We Like
High-speed internet connection
Flexible flat design
Wide compatibility
Durable construction
#TOP 5

ASNQ BT Telephone Extension Cable 3m for Home & Office

BT-BT-3M
BT to BT
ASNQ BT Telephone Extension Cable 3m for Home & Office Cover
ASNQ BT Telephone Extension Cable 3m - Male to Female Phone Line Extension for Home & Office - Compatible with UK BT Phone Landline

The ASNQ BT Extension Cable offers a reliable solution for connecting your equipment to a BT landline. With its male-to-female configuration, it ensures a strong connection that helps prevent disconnections, allowing you to maintain constant communication. The superior quality construction means you can rely on its durability for everyday use. Additionally, its multipurpose design makes it suitable for various devices, such as telephones and modems, making it an ideal choice for both home and office environments.

What We Like
Strong connection prevents disconnections
Durable and flexible construction
Multipurpose for various devices
Discreet and flat design
#TOP 6

kenable BT Telephone Extension Lead 2m

005655
White
kenable BT Telephone Extension Lead 2m Cover
kenable BT Telephone Extension Lead For Office & Home Full 6 Wire Cable 2m [2 metres]

The kenable Telephone Extension Lead is a practical solution for extending your phone line at home or in the office. With a length of 2 metres, it allows you to position your phone exactly where you need it, enhancing convenience. The full 6 wire cable ensures reliable connectivity, so you can enjoy clear conversations without interruptions. Its white colour helps it blend seamlessly into your environment, making it an unobtrusive addition to your setup. This extension lead is an ideal choice for anyone looking to improve their telephone arrangement.

What We Like
Reliable connectivity
Convenient 2 metre length
Blends well with decor
Ideal for home or office
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Can you extend a telephone cable?

Most phones now only use two wires, You need to extend it from the proper extension connectors on the master socket, unless you have a filtered master socket like one of these, where you would need to use the data extension connector.

2. How do you extend a phone line wire?

It's not hard to extend a line from an existing phone jack to a new one in another room. Simply unscrew the existing jack from the wall, and attach the color-coded wires for the new cable to the matching terminals. Then run the cable to the new jack and attach the matching wires to it.

3. Can I extend my phone line wirelessly?

Plug your wireless phone jack extension system into a power outlet where you would like to have your new phone jack. Plug the telephone's line, or other device's line, into the extension unit.

Editor's Notes

During our extension phone cable research, we found 140 extension phone cable products and shortlisted 6 quality products. We collected and analyzed 35,086 customer reviews through our big data system to write the extension phone cables list. We found that most customers choose extension phone cables with an average price of £6.57.

The extension phone cables are available for purchase. We have researched hundreds of brands and picked the top brands of extension phone cables, including Ancable, ASNQ, LanSenSu, DRUT, kenable.

Written by
Kenneth Collin Avatar

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.