Frequently Asked Questions

What are federal USF charges, and am I exempt from them?

The federal Universal Service Fund (FUSF) is a federal program created by Congress to help ensure telecommunications services are available to all consumers nationwide. The FUSF is administered by the Federal C...

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Does Flowroute offer postpaid service?

No. At this time, Flowroute only offers prepaid service.

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What dialing format should I use when sending calls?

Flowroute uses the E.164 format, which can be up to a fifteen-digit number. The number is typically formatted as [Country Code] + [Telephone Number (NPA-NXX-XXXX)]. Do not dial the North American Numbering Plan...

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What is Flowroute's Direct Audio system?

Flowroute takes a unique approach to delivering call audio: Direct Audio. Direct Audio allows us to offer on-demand capacity rather than limiting the number of simultaneous calls that can be made on a Flowroute...

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What is QoS?

QoS is the abbreviated term for Quality of Service. Since VOIP traffic passes over your shared Internet data connection, your router needs to have some rule set which differentiates VOIP traffic from any other ...

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Do you have a Twitter feed providing service status?

Yes, Flowroute has a Twitter feed. For real-time updates on Flowroute service, follow @FlowrouteNOC on Twitter.

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Does Flowroute offer a channel partner program or reseller program?

Yes! We have launched a partner program for telecom agents, resellers, and system integrators who want to earn additional residual income for referring their users to Flowroute. This program allows you to incre...

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How does Flowroute determine the specific rate charged for an outbound call?

Flowroute calculates outbound call charges based on longest matching prefix against our full rate list, which can be found at the Flowroute Outbound Rates page. For example, a call to +44 20 7493 8000 would m...

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Add Funds to Your Account

Adding more funds to your account is easy. Before you begin You will need to have an account set up with Flowroute. If you don't have a Flowroute account, signing up is quick and easy. You can find t...

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SIP Response Codes

Some SIP phones and all PBXs display errors or a prompts using the SIP Response codes, this document contains a list of SIP codes which can help you diagnose problems. SIP response codes, class 1 The 1xx re...

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