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Home > Features > Unlimited SIP URI calling

Basic Features

My Callcentric Portal ^{new updates}

Anonymous call rejection

Bring your own device (BYOD)

Call forwarding

Call treatments

Call waiting ID with name

Callcentric Android App

Callcentric iPhone App ^{new updates}

Caller ID blocking

Caller ID blocking per call

Caller ID delivery per call

Caller ID pass-through

Caller ID with name

Conference Room ^{new updates}

Custom Caller ID

External Caller ID

Fax reception ^{new updates}

Free directory assistance

IVR (Automated Attendant) ^new

Last number redial

Network down forward

Security: Allowed Calling Areas

Security: IP Whitelist

Security: Maximum Call Rate

Security: Two-Point Authentication

Simultaneous ringing

SMS (Text Messaging) ^new

Spam Call Filter ^new

Sub-Accounts (Extensions)

Telemarketer Block ^new

Travel worldwide with your phone

Unlimited in-network calling

Unlimited SIP URI calling

Voicemail ^{new updates}

Unlimited SIP URI calling

Unlimited SIP URI calling allows you to receive and place unlimited free calls between Callcentric and any other SIP user worldwide. You may place calls to any SIP URI in formats like:

55555@domain.com
55555@domain.com:5000
55555@10.0.0.1:5060
joe@domain.com

You may also forward calls to SIP URI's from your account.

Premium Features

US/Canada phone number
- Pricing varies by product

International phone number
- Pricing varies by country

US/Canada Toll Free number
- $3.95 setup, $3.95 per month

Alternate numbers
- Pricing varies by product

SMS (Text Messaging) ^new
- Pricing varies by plan

Local Number Portability (LNP)
- FREE for a limited time

Toll Free Number Portability
- FREE for a limited time

Vanity Toll Free Number Search
- FREE

User Agent Support

What is a User Agent?