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We’ve covered a few stories about people discovering fortunes in odd places, but finding a fortune on a one-dollar bill that might already be in your wallet might be one of the best.

It could really pay off to look closely at any dollar bills you have around, as some of them might be worth much more than one dollar.

The secret to knowing if one of your dollar bills is in demand depends on its serial number, according to CoolSerialNumbers. The website states that certain combinations of numbers on $1 Federal Reserve Notes could make that bill worth hundreds of dollars.

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For example, serial numbers with one number repeated seven times is a collector. Seven numbers in a row also makes a bill collectible. Serial numbers that bear a sequence of repeating numbers make a bill more valuable. Groups of four identical numbers in a row add value as well as numbers that end with more than one zero.

The complete list of combinations can be found at CoolSerialNumbers.

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If you do happen to find a serial number that looks interesting, options to sell include CoolSerialNumbers, USA Rare and Executive Currency.

Looking at serial numbers could turn out to be a rewarding habit, so don’t waste any more time finding out if your dollar bills are worth more than face value.

H/T Right Wing News

Please share this story to let others know about one way they might be able to identify the value of their dollars.

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