Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 154E IRISTEL INC. - ON

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
437-493 A Toronto ON TOROONXNXQX  888 805106    
437-494 A Toronto ON TOROONXNXQX  888 805106    
437-500 A Toronto ON TOROONXNXQX  888 805106    
437-523 A Toronto ON TOROONXNXQX  888 805106    
437-524 A Toronto ON TOROONXNXQX  888 805106    
437-525 A Toronto ON TOROONXNXQX  888 805106    
437-526 A Toronto ON TOROONXNXQX  888 805106    
437-527 A Toronto ON TOROONXNXQX  888 805106    
437-528 A Toronto ON TOROONXNXQX  888 805106    
437-529 A Toronto ON TOROONXNXQX  888 805106    
437-530 A Toronto ON TOROONXNXQX  888 805106    
437-531 A Toronto ON TOROONXNXQX  888 805106    
437-532 A Toronto ON TOROONXNXQX  888 805106    
437-536 A Toronto ON TOROONXNXQX  888 805106    
437-537 A Toronto ON TOROONXNXQX  888 805106    
437-538 A Toronto ON TOROONXNXQX  888 805106    
437-539 A Toronto ON TOROONXNXQX  888 805106    
437-600 A Toronto ON TOROONXNXQX  888 805106    
437-637 A Toronto ON TOROONXNXQX  888 805106    
437-700 A Toronto ON TOROONXNXQX  888 805106    
437-701 A Toronto ON TOROONXNXQX  888 805106    
437-702 A Toronto ON TOROONXNXQX  888 805106    
437-703 A Toronto ON TOROONXNXQX  888 805106    
437-747 A Toronto ON TOROONXNXQX  888 805106    
437-800 A Toronto ON TOROONXNXQX  888 805106    
437-867 A Toronto ON TOROONXNXQX  888 805106    
437-900 A Toronto ON TOROONXNXQX  888 805106    
438-230 A Sainte-Geneviève QC STGNPQ010MD  888 805009    
438-231 A Sainte-Geneviève QC STGNPQ010MD  888 805009    
438-255 A Pointe-Claire QC PNCLPQ050MD  888 805009    
438-256 A Pointe-Claire QC PNCLPQ050MD  888 805009    
438-298 A Sainte-Geneviève QC STGNPQ010MD  888 805009    
438-299 A Sainte-Geneviève QC STGNPQ010MD  888 805009    
438-300 A Sainte-Geneviève QC STGNPQ010MD  888 805009    
438-500 A Pointe-Claire QC PNCLPQ050MD  888 805009    
438-533 A Montréal QC MTRLPQGL2MD  888 805009    
438-544 A Montréal QC MTRLPQGL2MD  888 805009    
438-600 A Lachine QC LCHNPQAX0MD  888 805009    
438-601 A Pointe-Claire QC PNCLPQ050MD  888 805009    
438-602 A Montréal QC MTRLPQGL2MD  888 805009    
438-603 A Montréal QC MTRLPQGL2MD  888 805009    
438-604 A Montréal QC MTRLPQGL2MD  888 805009    
438-605 A Montréal QC MTRLPQGL2MD  888 805009    
438-606 A Montréal QC MTRLPQGL2MD  888 805009    
438-607 A Montréal QC MTRLPQGL2MD  888 805009    
438-609 A Lachine QC LCHNPQAX0MD  888 805009    
438-619 A Lachine QC LCHNPQAX0MD  888 805009    
438-700 A Île-Perrot QC IPRTPQAC2MD  888 805009    
438-701 A Île-Perrot QC IPRTPQAC2MD  888 805009    
438-702 A Île-Perrot QC IPRTPQAC2MD  888 805009    

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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