208 is the reigning champ when it comes to Idaho area codes.

A new challenger has entered the arena.

In 2017, many phone lines in The Gem State will begin using the 986 area code. To be specific, the addition won't take affect until next September.

Before chaos ensues, no your number won't be change. However, there are numerous changes going into effect when 986 pops up in 2017.

Here's a list of everything you need to know to prepare for the biggest little thing since Y2K.

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