Why landline telephone wires were coiled instead of straight

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To those too young to remember, the idea of ​​a landline of any kind must seem strange. After all, most of us use smartphones these days. And even modern landlines primarily use cordless handsets, for the few who still use old-fashioned gadgets. However, there was a time when every landline handset was connected via a wire, including a coiled handset. As well as giving the phones a distinctive visual identity, these coiled wires make it easier to carry the handset with you, expanding and contracting without tangling.

Modern telephones, even landlines, no longer worry about coiled wires. If you take a call with a cordless handset, you are free to walk around the room as you please, without thinking about the physical phone jack. However, back then, people were limited to where their phone was when taking calls, with that coiled cord extending behind them. It’s because of these coils that you usually don’t have to worry about accidentally ripping your phone out of the wall, and you can still use them today for various devices if you’re worried about tangles.

When you answered a call on an old landline, the handset was physically connected to the phone. Of course, that didn’t stop people from moving around the room while chatting. But if the handset was connected via a straight cord, it could end up dragging on the floor behind you, creating a tripping hazard and a risk of getting tangled.

Using coiled wire solved this problem rather succinctly. The tightly packed spool allowed for easy expansion and contraction, preventing tangling and falling to the floor. The looped design also helped protect the phone cord from fraying and tearing, helping your landline last as long as possible, perhaps longer than the 5-year lifespan of some smartphones.

As phones today primarily use cordless handsets, the need for coiled wires has diminished. That said, you can still get these types of wires to use with other devices. For example, you can get a USB-C coiled wire on Amazon to connect things like a PC mouse or keyboard if you’re worried about fraying and tangling, and prefer to avoid resorting to Dollar Tree hacks to manage cable clutter.