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What does CCN stand for?

CCN stands for Calling Card Number

This definition appears rarely and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers

See other definitions of CCN

Other Resources:
We have 314 other meanings of CCN in our Acronym Attic

Samples in periodicals archive:

1) Doucette's unauthorized access codes(2) included credit card numbers from Visa, MasterCard, American Express, and Discover Card; telephone calling card numbers from AT&T, MCI, Sprint, and ITT; private branch exchange (PBX) long-distance access codes(3); and computer passwords.
If someone calls you at home posing as a telephone representative and asks for your calling-card-number to check on unauthorized charges billed to your account, or tells you that your calling card number has been deactivated in error and you must "verify" the number so it can be re-instated, don't be fooled.