CallWithUs and Save! Low rate SIP and calling card calls

Home | Sign Up | My Account | FAQ | Contact Us | About Us
Services | Configuration | A-Z Rates | Available DIDs | API
Wholesale Service | Virtual SIP Server | Hosted PBX

Wholesale Service

We offer wholesale A-Z termination rates to VoIP service providers. Wholesale rates are billed 6/6 USA and Canada, 60/60 Mexico and 1/1 to most of other destinations. Rates to US48 are NPANXXY based and start with $0.0025. (Download US48 rates) (last updated: March 04 2010). Billing to ported US numbers is done by called number LRN but not DN (call rate to terminate the call to current number carrier). If the dialed number is not in our cache, your account will be charged $0.0005 per call for LRN DB lookup. The format of US48 rate list is
dialprefix;destination name;rate interstate;rate intrastate;initial billing time;billing increment

Call routes to non-US phone numbers are available in two flavors - Standard (last updated: March 09 2010) and Premium (last updated: March 09 2010). The Standard plan uses the low cost routes, the Premium plan uses preselected high quality routes. Standard and Premium rates are updated weekly. The fields in the rate lists are
dialprefix;destination name;rate;initial billing time;billing increment

The call rates are NOT negotiable.

You can use a dial prefix to select the plan to use for outgoing call:
  • *31 - use Standard route.
  • *32 - use Premium route.
  • No prefix - use Standard or Premium route depending on your account setting.
  • *4TTT - select a specific termination trunk. Per tunk rates (last updated: March 09 2010).
  • Call rates to US48 are common for both Standard and Premium plans.


Prequalification is required to be eligible for carrier rate plans.
  • You must be a VoIP service provider, not an end user. You are responsible for collecting any applicable taxes from your customers and remitting them to the government in your country of business. For example, you are responsible to pay VAT (Europe), USF (USA) or GST/PST (Canada). US companies have to provide us FCC 499 Filer ID number.
  • We do not accept autodialer traffic, ACD of your traffic must be more than 30 seconds.
  • Your VoIP equipment must support SIP protocol and SIP reINVITE. Calls from a SIP equipment located behind NAT router will be charged at retail rates. Set the following parameters in your VoIP account settings on our web site:
    • CALLERID: set to blank
    • HOST: Your SIP server IP address
    • PORT: Your port (5060 for default port)
    • Send calls to carrier.callwithus.com, port 5060.
  • Your VoIP equipment must support g711 and g729 codecs.
  • You must have backup termination routes to provide uninterruptible service to your customers.
  • Your monthly call volume with us must be at least 10000 minutes or monthly spending $100.
Minimal payment amount to carrier account is $50.

If you are eligible for carrier plans and want to use our call termination service for your business, open an account with us, configure it and your equipment as described above, make a small payment and make some test calls. If you have interconnection problems, or if you would like to switch your account to a wholesale plan, contact us with your account number. If everything works, please tell us whether you would like the Standard or Premium plan by default.

Toll free service: if you need to terminate calls to US toll free numbers, send SIP calls to tf.callwithus.com, accepted area codes are 1800, 1888, 1877 and 1866. You don't need to have an account with us to terminate calls to TF numbers. Please note: you have to provide a valid US caller id number. Calls are accepted in 10 and 11 digits format.
Compare to others:
Fine print: All prices are final, there are no bogus fees and unfees. Period. Only SIP devices that have already been created can be connected to sip.callwithus.com to make calls. Please ensure you only use devices approved by you (Please do not try and connect using two tin cans and a piece of string as we do not yet support this, but we may support this in the future, the work is in progress and preliminary results are positive). Callwithus.com monthly subscription charge of $0 must be paid in advance and does not include tax of $0 which also must be paid in advance. You will be billed an activation fee of $0 plus tax and this must be paid in advance. Calls made incur tax at the rate of 0% each month and must be paid in advance. On cancellation of the service you will be charged a one time disconnection charge of $0. Additional features such as caller ID with name on incoming calls will be billed at the additional rate of $0 per call. All **YOUR** rights reserved.

Copyright © CallWithUs 2006-2010