Don't always have a pen in hand. Sometimes it helps to just listen.
Children's programming is very useful for ESL learners.
Choose programs that you would enjoy in your own language.
Remember that much of what you hear on TV is slang.
You can find these numbers at the front of telephone books in many English-speaking countries. Before you dial, make sure that you are calling the free numbers.
Choose ones with subtitles, or one from ESLNotes.com (provides useful notes on popular movies).
Every day there are more and more places to listen to English online.