CO Code Status
CO code status data is published to the www.cnac.ca website from the CNAS master database every night from Monday through Friday.
Jeopardy Contingency Plan
- There are currently no NPAs in a Jeopardy Condition
Access the CO code (NXX) status data for a specific NPA
by clicking on the links below.
The data is available in both a friendly
HTML Format and in CSV Files below the map. See
below for notes related to a given NPA.
(You may find a higher resolution NPA map in the Area Code Maps section)
The CO code status for all NPAs are available in this compressed CSV file (requires a ZIP decompression utility).
For information regarding regulated and non-regulated exchanges, please visit the CRTC website for the forborne list.
* Notes
- (263) Telecom Decision CRTC 2021-364 - Relief for area codes 438 and 514 in Montreal, Quebec(2021-11-01)
- (354) Telecom Decision CRTC 2019-347 - CISC ad hoc relief planning committee – Consensus report 450_579RE02A regarding Numbering Plan Area 450/579(2019-10-08)
- (382) Telecom Decision CRTC 2022-50: Relief for area code complex 226/519/548 in southwestern Ontario(2022-02-24)
- (428) Telecom Decision CRTC 2020-363 – Further revision to the relief implementation schedule for area code 506 in New Brunswick(2020-10-28)
- (468) Telecom Decision CRTC 2021-393 - Relief for area code 468 in Western Quebec(2021-12-01)
- (584) Telecom Decision CRTC 2022-51: Relief for area code complex 204/431 in Manitoba(2022-02-24)
- (879) Planning Letter (PL-514) - NPA 879 to Overlay NPA 709 (Newfoundland & Labrador, Canada)(2018-04-09)
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