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Area Code | Prefix | City/Switch Name (Click for city search) | State/Prov. Area Map | Telephone Company Web link | Telco Type | Map/Zip Detail |
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779 | 959 | Illinois | ILLINOIS BELL TEL CO | RBOC | ||
VOIP - Voice Over Internet Protocol - Facts and Updates |
Get the Facts - Wireless/Local Number Portability - and Updates
WIMax - Worldwide Interoperability for Microwave Access - News and Products |