We found 17 dictionaries that define the word phone number:

General (13 matching dictionaries)

1. phone number: Merriam-Webster
2. phone number: Collins English Dictionary
3. phone number: Vocabulary.com
4. phone number: Cambridge Advanced Learner's Dictionary
5. phone number: Wiktionary
6. phone number: Dictionary.com
7. Phone number: Wikipedia, the Free Encyclopedia
8. phone number: Rhymezone
9. phone number: FreeDictionary.org
10. phone number: Mnemonic Dictionary
11. phone number: TheFreeDictionary.com

Business (1 matching dictionary)

12. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

13. phone number: Encyclopedia

Miscellaneous (1 matching dictionary)

14. Brilliant Dream Dictionary (No longer online)

Slang (1 matching dictionary)

15. phone number: Urban Dictionary

(Note: See phone_numbers as well.)

Definitions from Wiktionary (Phone number) ▸ noun:  (informal) Clipping of telephone number. [The sequence of digits used to identify a particular destination telephone in a network.] Similar: telephone number, number, 800 number, exchange, all-figure number, 900 number, `num`, 1-800, numeral, numbre, more... Types: landline, toll-free, mobile, unlisted, emergency, more... Phrases: to star 69 a phone number, more... ▸ Words similar to phone number ▸ Usage examples for phone number ▸ Idioms related to phone number ▸ Wikipedia articles (New!) ▸ Words that often appear near phone number ▸ Rhymes of phone number ▸ Invented words related to phone number