Direct Inward Dialing

Direct Inward Dialing

Direct Inward Dialing Service
for Telecom Companies

West’s Telecom Services Direct Inward Dialing (DID) service allows customers to be reached from anywhere on the Public Switched Telephone Network (PSTN).

This service allows our customers to extend the reach of their telephone network rapidly with no capital expenditures or network expansion costs.

West Telecom Services is a licensed competitive local exchange provider (CLEC) and owns its own telephone number ranges and network infrastructure.

DID services can be used for any application that requires inbound calling.


Wholesale DID numbers are a simple solution backed by a secure network.
Download Direct Inward Dialing Brochure
West contacts and procedures for DID telephone number porting requests can be found in the LNP Business Rules document.
LNP Business Rules

Typical applications include:

  • Access numbers for teleconferencing services
  • Call center inbound local numbers
  • Calling card service providers
  • Application Telephony for Local access services

West Telecom Services' DID Features/Benefits:

  • New telephone numbers
  • Ported telephone numbers
  • Metered, usage-based option
  • Session-based option

Interested in more information on Direct Inward Dialing? Fill out our contact form and a representative from West Telecom Services will be in touch!

West Telecom Services processes over
three billion minutes of calls every month.

West Corporation