Notice of upcoming website outage Friday, December 14th - 5:00pm until Saturday, December 15th - 5:00pm. For more information, click here.

History of 11-312 National Numbering System

Sign-up for updates about BCSC Policy Publications.

View Current

Document Effective Rescinded Format
11-312 National Numbering System [CSA Staff Notice - Rescinded] 2010-02-19 2015-01-29
11-312 National Number System [CSA Staff Notice - Rescinded] 2009-02-06 2010-02-19