What does COC stand for?

Central Office Code (first 3 digits of a local phone number, the so-called Exchange or Prefix)

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

Information technology (IT) and computers

Other Resources:

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Carnival of Carnage (band) Carrier Own Container (shipping) Carry Over Credit Cash On Cash Cash Operating Cycle Cast Out Cookies Center of Competence Center of Concern Center of Curvature (geometry) Center on Cell (programming)		Central Office Connection Central Operating Compartment (submarine) Centralized Operational Control Centre Omnisport de Chennevières (French sports club) Centro Operativo Combinato (Italy) Ceramic-on-Ceramic (orthopedics) Certificate Of Competency Certificate of Completion Certificate Of Compliance Certificate Of Conformance

Samples in periodicals archive:

The provision involves giving competing local exchange carriers access to central office codes that define a customer's local calling scope, Fisackerly said.

Southwestern Bell Closer to Long Distance in State

N0/1X is commonly known as an area code or the numbering plan area (NPA); NNX is the central office code, prefix or exchange; and XXXX is the subscriber number.

NANP changes affect call accounting

Carriers are normally assigned phone numbers in blocks of 10,000 on a rate center basis, which could potentially strand large quantities of numbers and cause a shortage of central office codes and area codes.

Iowa Utilities Board Selects Telcordia Technologies for Number ...

Carriers were formerly assigned phone numbers in blocks of 10,000 on a rate center basis, which would potentially strand large quantities of numbers and cause a shortage of central office codes and area codes.

California Public Utilities Commission Selects Telcordia Technologies ...

In the past, carriers were assigned phone numbers in blocks of 10,000 on a rate center basis, which had the potential to strand large quantities of numbers and cause a shortage of central office codes and area codes.

Telcordia Technologies Selected for Number Pooling Trial by the ...

In the past, carriers were assigned telephone numbers in blocks of 10,000 on a rate center basis, which would potentially strand large quantities of numbers and cause a shortage of central office codes and area codes.

The Washington Utilities and Transportation Commission Selects ...

In the past, carriers were assigned phone numbers in blocks of 10,000 on a rate center basis, which would potentially strand large quantities of numbers and cause a shortage of central office codes and area codes.

Telcordia Technologies Selected for Number Pooling Trial by the ...

Traditionally, carriers have been assigned phone numbers in blocks of 10,000 on a rate center basis, thereby potentially stranding large quantities of numbers, ultimately causing a shortage of central office codes and area codes, and potentially leading to a premature exhaust of the North American Numbering Plan.

Telcordia Offers End-to-End Number Pooling Solution