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Keystone Answering Service

0.0/5 • Glassdoor rating


For more than a quarter century, Keystone Answering Service has proudly provided premier-quality, cost-effective telephone answering services using state-of-the-art technology. Our specially-trained, dedicated team connects clients and businesses across the United States from three Call Center locations: the Keystone home office in Newtown, Pennsylvania; Allentown, Pennsylvania; and Leola, Pennsylvania.

Since our inception in Levittown, Pennsylvania, in 1987 to today, we constantly seek opportunities to provide the highest-quality, most efficient, and cost-effective telephone answering services. These are the hallmarks by which we will always serve our clients.



Public or Private


Seats or staff



$5 mil. - $10 mil.





Christopher Bell, President

Year Founded


Countries of fulfillment




Contact information

(215) 968-7800

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About OA

Outsource Accelerator is the trusted source of independent information, advisory and expert implementation of Business Process Outsourcing (BPO).

The #1 outsourcing authority

Outsource Accelerator offers the world’s leading aggregator marketplace for outsourcing. It specifically provides the conduit between world-leading outsourcing suppliers and the businesses – clients – across the globe.

The Outsource Accelerator website has over 5,000 articles, 450+ podcast episodes, and a comprehensive directory with 3,900+ BPO companies… all designed to make it easier for clients to learn about – and engage with – outsourcing.

About Derek Gallimore

Derek Gallimore has been in business for 20 years, outsourcing for over eight years, and has been living in Manila (the heart of global outsourcing) since 2014. Derek is the founder and CEO of Outsource Accelerator, and is regarded as a leading expert on all things outsourcing.

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