Validating telephone numbers

A valid phone number is a number that connects to a working telephone line.

Country code 44 is the UK, and numbers beginning with 44 70 are personal "follow-me" numbers that can be forwarded to almost anywhere in the world.

As of 2009, valid UK numbers can only start with 01, 02, 03, 05, 07, 08 or 09.

Most telephone numbers in the UK fall into one of the following formats: To write a UK number in international format, replace the leading 0 with country code 44.

If you want to dial an Australian phone you use the same method no matter where the phone is physically located.

You would dial the regular Australian phone number.

These are completely random and generated by your browser / device in a US phone number format. If you rerun the randomizer long enough, you'll eventually find your own number. Get a fake name, fake address, and fake email address too.

A full UK number is normally ten, or sometimes nine digits long (not including the leading 0).

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This is one the most common types of telephone crimes.A worksheet can hold all sorts of data, so it is valid to hold a phone number in a worksheet.You can put all sorts of things into cells like text, dates, number, logical values and formulas. When I just entered the digits of the phone number it worked just fine--Amazing!! If that takes care of your original question, please select Thread Tools from the menu link above and mark this thread as SOLVED. The issue I was having was that I was trying to enter the dashes "-" with the phone number; which produced the error. You're welcome…glad you have a workable solution and thanks for the feedback...

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