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Welcome to the
BSG Developer Docs.

Whether you're looking to use our REST APIs, receive
notifications with webhooks, or build an app for the
Intercom Messenger, you've come to the right place.


Number Lookup helps you keep your mobile numbers database up to date.

Mobile subscribers often change numbers, go into roaming and change providers while retaining their original phone number. Knowing which mobile numbers are in use and available, or which network your client is currently using can greatly improve accuracy and cost effectiveness for many types of businesses.

With HLR Lookup API you can determine:

  • Which numbers are currently active
  • Is the mobile number in roaming
  • Is the mobile number in ported

Available http methods:

  • PUT (POST) /hlr /create
  • GET /hlr / {id}
  • PUT (POST) /hlr /create