You've got to try this... kind of intriguing, any way to explain this? <br /><br />1. Key in the first 3 digit of your phone number into the calculator. <br />2. Multiply by 80. <br />3. Add 1. <br />4. Multiply by 250. <br />5. Plus last 4 digit of your phone number. <br />6. Plus last 4 digit of your phone number again. <br />7. Minus 250. <br />8. Divide by 2 at last. <br /><br />Is this your handy phone number???