To save this word, you'll need to log in.
\ ˌāt-ˈhən-drəd- 
, -dərd- \
, -dərd- \Definition of 800 number
: a toll-free telephone number for long-distance calls that is prefixed by the number 800
Keep scrolling for more
Keep scrolling for more
More Definitions for 800 number
800 number
nounEnglish Language Learners Definition of 800 number
US : a telephone number that people can use to call a distant place (such as a business) for free
See the full definition for 800 number in the English Language Learners Dictionary
Comments on 800 number
What made you want to look up 800 number? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Intact Latin Quiz
- What did focus mean in Latin?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- Intact Latin Quiz
What did each of these words mean to ancient Romans?
Take the quiz - The Eponym Quiz
Do you know these words that come from names?
Take the quiz - Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz - Dictionary Devil
The dictionary has been scrambled—can you put it back together?
Play the game
Share 800 number
Time Traveler for 800 number
The first known use of 800 number was in 1971
See more words from the same year