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Telephone numbers

000

in Australia, the telephone number that you use in an emergency to call the police, the fire brigade, or an ambulance

0800 number

noun

in the UK, a telephone number beginning with 0800 that is free to use and is usually for calling business services. The company you are calling pays for the call.

0845 number

noun

in the UK, a telephone number beginning with 0845 that is cheaper to use and is usually for calling business services

0870 number

noun

in the UK, a telephone number beginning with 0870 that is usually for calling business services such as help lines. The customer pays for the call.

0900 number

noun

in the UK, a telephone number beginning with 0900 that is expensive to use and is used, for example, for calling a television programme to vote

112

in Europe and the UK, the telephone number that you use in an emergency to call the police, the fire brigade, or an ambulance

1471

in the UK, a telephone number that you can call to find out which was the last telephone number to call you

1800 number

in Australia, a telephone number beginning with 1800 that is free to use and is usually for calling business services. The company you are calling pays for the call.

190 number

noun

in Australia, a telephone number beginning with 190 that is expensive to use and is usually for calling adult entertainment services such as chat lines

411

in the US, the telephone number that you use to call directory assistance

800 number

noun

in the US, a telephone number beginning with 800 that is free to use and is usually for calling business services. The company you are calling pays for the call.

900 number

noun

in the US, a telephone number beginning with 900 that is expensive to use and is usually for adult entertainment services such as chat lines

911

in the US, the telephone number that you use in an emergency to call the police, the fire brigade, or an ambulance

999

in the UK, the telephone number that you use in an emergency to call the police, the fire brigade, or an ambulance

area code

noun

a dialling code

at

preposition

used for stating the phone number where someone can be reached. The British word is on

code

noun

the first part of a telephone number that shows where someone lives. The area code tells you the town or district, and the international code is used when telephoning another country.

dialling code

noun

a group of numbers at the beginning of a telephone number that represents a particular town, area, or country

ex-directory

adjective

a telephone number that is ex-directory is not included in a telephone book and belongs to someone who has asked for it not to be included. The American word is unlisted.

ext.

abbreviation

extension

hotline

noun

a telephone number that people can call for information, often in an emergency

list

verb

to publish a telephone number as part of a list in a book

number

noun

a telephone number

on

adverb, preposition

used for giving the phone number which you can use to talk to someone. The American word is at

phone number

noun

a series of numbers that you press on a telephone in order to call someone

POP

abbreviation

point of presence: a telephone number for an internet service provider that can be used to connect to the Internet using a modem

tel.

abbreviation

telephone number

telephone number

noun

a series of digits (=single numbers) that you use to call a particular person on the telephone

toll-free

adjective

a toll-free telephone number is one that you can call without having to pay

unlisted

adjective

if your phone number is unlisted, it is not in the phone book. The usual British word is ex-directory.

unobtainable

adjective

if a phone number is unobtainable, it does not connect to anyone’s phone when you try to call it

toll-free

adverb

dark pool

a method of financial trading in which share prices are hidden and not openly available to the public

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