Local calling guide: Main
Feb 5, 2026 · This site contains local calling, area code, and prefix information for Canada, the United States of America, and other countries which are part of the North American Numbering Plan.
Local calling guide: NPA-NXX search
Feb 5, 2026 · Local calling guide Effective date within past or next days Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this …
Local calling guide: Local call finder
Feb 5, 2026 · Local call finder Calculate distance between rate centres. Enter area code (NPA) and prefix (NXX) for the two places you want to look up.
Local calling guide: Search
Feb 5, 2026 · Rate centre Switch by CLLI code Company name Local calling area activity by date Dial-around (101xxxx) carrier identification code Local Call Finder: calculate rate distance between two …
Local calling guide: Lists
Feb 5, 2026 · Lists List of regions (province/territory/state/country) List of area codes List of LATA (Local Access Transport Area) codes List of LIR (Local Interconnection Region) codes (Canada only) Last …
Local calling guide: Dial plan search
Feb 5, 2026 · Local calling guide Dial plan search Search dial plan by area code Area code Last updated: Thu, 05 Feb 2026 23:41:55 UTC Sponsored by: FiberConX Communications Ltd.
Local calling guide: Rate centre search
Feb 5, 2026 · Local calling guide Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name.
Local calling guide: Region
Local calling guide Last updated: Thu, 05 Feb 2026 23:41:55 UTC Sponsored by: LES.NET
Local calling guide: NPA
Feb 5, 2026 · Local calling guide Prefixes by Area Code area codes: 200-299 300-399 400-499 500-599 600-699 700-799 800-899 900-999
Local calling guide: Automated query interface
xmllocalexch Description: Look up prefixes/rate centres within the local calling area of the specified exch code URL: xmllocalexch.php Parameters: