SIP for callshops
SIP pour les teleboutiques
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Call shop VoIP

This page explains how to contact us and who we are.

  • Free billing system

    Free call shop billing system

Contact us

You are welcome to contact us by one of the following means, but please check our call shop FAQ first:
Email  (sales) (technical support) (payments)
Telephone +44 1293 322223
Address 21 Pagewood Close
RH10 7ZL
United Kingdom

Established in 1989

SIP Boutique is a division of Westbay Engineers Ltd.

Westbay Engineers Limited has been providing telecommunications project management and network design services since 1989.  We have worked on many major projects for customers throughout Europe in the following business sectors:

  • Investment banking
  • Insurance
  • Telecommunications carriers
  • Energy
  • Manufacturing
  • Local government

In April 1996, we launched a series of software products relating to voice over IP and call centre design.  Our customers include AT&T, MCI, British Telecom, Siemens, Ericsson and numerous other carriers and operators of private networks.

Since 2003, we have offered VoIP services to call shops, calling card companies, wholesale customers, corporate customers and retail consumers.

We are a Private Limited Company based in Crawley, near Gatwick Airport, 50 kilometres south of London in the U.K.

Privacy statement

We guarantee that the details with which we are entrusted will only ever be used to inform you of developments within our company.  We will never pass these details to a third party.
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Last modified: 09 June 2015

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