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Subscription based provider of telecom rate and tariff documents. Owned by United Communications Group.

Call accounting databases with international rating software.

Subscription based provider of FCC filings.

Subscription based provider of global telecommunications tariff and service information databases.

Subscription based provider of worldwide telecom tariffs based in London, United Kingdom. A division of PBI Media.

Subscription based provider of telecommunications rate and tariff information.

Subscription based provider of worldwide telecom tariff data located in the United Kingdom. A division of HI Europe.

Subscription based provider of telecom tariffs, pricing tools, and tariff-extracted rate data.