C I Corporation, a Global Fiber Net and Cognigen authorized agent, is proud to offer the lowest cost long distance telephone rates available anywhere. We offer the lowest long distance rates for interstate, international, callback, direct access, 800 toll free numbers, international toll free numbers, international calling cards, pre-paid calling cards, T1 hookups, and Digital Subscriber Lines (DSL).
Best IntraState rates
For calls within any state in the USA (ex. town to town).
Best US to International Direct Dial rates!
Our best international rates from the US! Direct dial from your phone.
Best Country to Country Direct rates any place!
Global Access Direct from USA or International.
Use from anywhere, like a calling card.
US St. Petersburg
4.5¢ US Germany 11¢ US France 12¢ US Israel 16¢ US Japan 15¢ US Australia 11¢ US Hong Kong 15¢
IsTerra-Telegroup Calling Options
Country to Country Direct
From USA or International.
Use from anywhere, like a calling card. These are the best international rates anyplace!
How to Use IsTerra-Telegroup Services Frequently Asked Questions Easy-to-remember vanity toll free number
Be sure to tell your local carrier to set you up with
Qwest PIC Code 0432
Verify with 700-555-4141
C I Corporation
Crystal Plaza One
Tel: (800) 669-4570
Fax: (888) 892-3660
Please call, or Email us at Call@CICall.com for more information or quotes.