NPA NXX Area Codes and Exchanges

Complete coverage of all telephone area codes and exchanges within the North American Numbering Plan. Countries participating in the NANP include the United States, Canada, and most of the Caribbean.

North American Numbering Plan

The North American Numbering Plan (NANP) is an integrated telephone numbering plan of 24 countries and territories: the United States and its territories, Canada, Bermuda, and 16 Caribbean nations. It is a system of three-digit area codes and seven-digit telephone numbers that directs telephone calls to particular regions on a public switched telephone network (PSTN), where they are further routed by the local network.

Premiere magazine for VoIP, data, wireless, internet & voice

Virgo Publishing's Telecom Division has several properties that reach vendors' desired target markets -- from facilities-based services providers to resellers to partner sales organizations -- in the converged voice/data communications industry. Print magazines are backed with online media and event services to create a winning campaign for advertisers of varying sizes, types and goals.

Chicago Based Phone Service Company - Transcend MultiMedia

When you become a Transcend MultiMedia customer, you’re connecting to the power of the AIRDIS Nationwide Network, along with the dedicated customer service & customized billing platforms that TMM is known for.

Phone Plus Mag

Industry source for communications information

Manta

Vital information on small businesses and those that grow

Inbound Call Center
Provides offshore inbound call center solutions, such as customer service and help desk, to small and medium-sized enterprises, entrepreneurs and professionals.

TollFreeForwarding.Com

Use TollFreeForwarding.com to get a Chicago Local Number which forwards to your phone anywhere in the world. Set your Chicago Local Numbers to "ring to" your hotel, office, or even your mobile phone. Chicago virtual phone numbers can be used as Personal Numbers or Business Numbers and even support International Call Forwarding. Chicago Numbers can be valuable tools if your company serves customers in the Chicago area but is located elsewhere. Chicago Local Numbers can give you the flexibility to locate your business where you live, even if you don't live in Chicago. With TollFreeForwarding.com as your service provider, you can add International Numbers and USA Local Numbers to your account instantly using our web interface.