Cognigen Worldwide communication links to check the long distance services, calling cards, dial-around,conference calls and hosting services, 
 
Cognigen: Worldwide Telecommunications Long Distance Services - Home Page
1-Plus Long Distance Service Providers - Home Page
Opex Long Distance
Home Page
Instate Rates
International Rates
Faq
Sign up Order
Unlimited Long Distance
About Zerocents
Faq
Order Sign up
PNG Long Distance
PNG Long Distance - Main Page
PNG Long Distance - 4.25 cents minute
  In-State Rate
  International Rates
PNG Long Distance - 4.5 cents minute
PNG Telephone Service - 5.9 Cents Minute
  IntraState Rates
PNG Long Distance Companies - Stand-Alone Dial-Around service - Power Dial
  InState Rates
  International Rates
PNG - Travel Card service
Talk America Local And Long Distance Phone Service - Bundle Service
Talk America Available in MI, OH, IN, TX, CA (new lower rates), NY, PA, GA, KY, LA, FL, AL, AK, KS, MA, MI, MS, NC, OK, SC, TN, VA, and WI.
Talk America Home Page
Talk America Local Phone Service
Talk America Long Distance
Unitel Long Distance
Intra State Rates
International Rates
Order Signup
Customer Care
Faq
CogniPhone Long Distance
Cogniphone - Home Page
More - Info
Rates
Faq
Planet Earth Long Distance
Planet Earth Long Distance - Home Page
IntraState Rates
International Rates
Order Sign up
Capsule Communications Long Distance
iPhoneBill Long Distance
Rates Lookup
Program Information
Terms Of Usage
Order Sign Up
TTI National Long Distance
Intra State Rates
TTI National Long Distance Business Package 4.25 cents per minute for Interstate calls, NO monthly fee, $25 minimum usage required
TTI National Long Distance Gold Package - 4.9 cents per minute for Interstate calls, NO monthly fee, $25 minimum usage required
TTI National Long Distance Package 1 - 5.9 cents per minute for Interstate calls, $25 minimum usage required, NO monthly fee
TTI National Long Distance Package 2 - 5.9 cents per minute for Interstate calls, NO minimum usage required, $3.95 monthly fee
TTI National Long Distance T-1 Dedicated Service
International Long Distance Rates
One Star - Local and long distance bundled services - Home Page
Home Page
International Rates
Faq
Order Sign up
Dial-Around Home Page
CogniDial Toll Free Dial Around - Home Page
Dial Around Service Faq
Order Sign Up
AccuDial Dial Around solution - Home Page
Dial Around Service From Home
Dial Around Services From Works
Dial Around International Rates
Order Sign Up
Calling Cards - Home Page
Cognicall Global Calling Card - Home Page - Cheap international and interstate rates,
Main Page
Global Calling Card Compare Rates
Order Page
Acculinq Calling Card - low international and interstate rates. Billed monthly
Acculinq - Home
Acculinq International Rates
Acculinq Quick Link Service
Local Access Areas
Acculinq Compare Rates
Order Sign Up
AccuChat Domestic Calling Card - Post Paid
Accuchat Local Access
National Access
Quick Chat
Sign Up
RoadTel International Calling Card
Home Page
RoadTel International Rates
More Info
Faq
Order Page
USATel Calling Card - Rechargeable Prepaid Calling Card
USATel Home Page
International Rates
Compare Rates
USATel Order Page - Rechargeable Calling Card
Talk Home Calling Card - 4.9¢ Germany, 4.9¢ Italy, 28.4¢ India

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This web site provides  the following long distance service, calling cards, prepaid calling cards, dial around and callback.
Opex Long Distance - Unitel Long Distance - PNG Long Distance - Qwest Long Distance - iphonebill Long Distance - 
Planet Earth Long Distance - TTI National Long Distance - Capsule Long Distance - Talk America - Zero Cents - Onestar Long Distance
CogniPhone - Acculinq Calling Card - Accuchat Calling Card - Cognicall Calling card - Usatel Prepaid Calling Card -  Roadtel Calling Card
  - Low Connect Prepaid Calling Card - Cogni-talk prepaid Calling Card -  Cognigen Select Prepaid Calling Card -
iConnecthere Roaming Calling Card -TeleExpress Calling Card - Calling Cards - 
Cognidial Global -  Accudial DialAround - Conference Call - Compare - Cognigen - Net Detective - Bulk Email - Links