Meaning

1 senses
  1. (Canada, US)A telephone number for which an extra charge is assessed, part of which is returned to the owner of the number.

Origin

In the original North American Numbering Plan, telephone numbers with the 800 area code we

In the original North American Numbering Plan, telephone numbers with the 800 area code were designated as toll-free, whereby the recipient of the call assumed all associated charges. Subsequently, telephone companies introduced 900 numbers, enabling the subscriber to impose additional fees on callers.

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Forms

plural: 900 numbers
Singular900 number
Plural900 numbers

regular

See also

neighbours in the dictionary
900 number — meaning, examples, forms, synonyms | Krumeto