What is DID?

A direct-dial number that reaches a specific destination.

Direct Inward Dialling assigns an external number that routes straight to a particular extension, team or system without going through a switchboard. When you buy a phone number for an agent to answer, you are buying a DID.

This is an industry glossary. A term defined here is not a statement that Drop AI provides it — see the pricing page for what is included.

PSTN

The traditional switched telephone network.

Area code

The prefix that identifies a number's geographic region.

Toll-free number

A number the receiving business pays for.

Telephony

More in this category

IVR DTMF SIP SIP trunking VoIP PSTN Area code Toll-free number Local presence Caller ID Branded calling Spam likely

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