Reference Sites - Introduction

You will have seen from my Freebies section that I am very fond of entering on-line competitions.  These competitions frequently require the correct answers to general knowledge questions.  I use many of reference when entering competitions.....

• Specific resources - Film database, biographies, table of elements, American States, Birthstones
• Telephony resources - Dialling (STD) codes, reverse STD codes, ordinary and classified directories, Postcodes and reverse Postcodes