Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: PHLAPAMK17Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
484-760 4 Westtown PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
484-793 4 Fleetwood PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-12-05   
484-796 4 Honey Brook PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-11   
484-823 6 Avondale (Chester) PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-12-05   
484-856 4 Hellertown PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-11   
484-857 6 Kempton PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-07-11   
484-874 4 Exton PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2013-05-23   
484-875 6 Exton PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-09-07   
484-909 4 Parkesburg PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2013-10-14   
484-968 4 Schwenksville PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
484-985 3 Pughtown PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
484-999 6 West Chester PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2013-07-02   
610-226 4 Collegeville PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-04-30   
610-233 3 Philadelphia Suburban Zone 30 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-06-18   
610-235 4 West Chester PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2007-12-07   
610-243 4 Lenape PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-20   
610-255 6 Kemblesville PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-11   
610-274 6 Landenberg PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-20   
610-298 6 New Tripoli PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-20   
610-333 4 Easton PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-12-05   
610-345 4 West Grove PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
610-346 4 Springtown PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
610-347 7 Unionville (Chester) PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
610-426 4 Kutztown (Berks) PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-11   
610-474 A Royersford PA 784E BLOCK LINE SYSTEMS, LLC - PA 228      
610-474 6 Royersford PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-02-12   
610-482 3 Phoenixville PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-16   
610-486 4 Mortonville PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-20   
610-502 6 Northampton PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-26   
610-528 4 Center Point PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-04-30   
610-579 6 Philadelphia Suburban Zone 10 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-16   
610-592 2 Philadelphia Suburban Zone 30 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2018-06-14   
610-605 4 Philadelphia Suburban Zone 13 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-16   
610-612 4 Kennett Square PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-04-30   
610-614 4 Nazareth PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-20   
610-632 4 Philadelphia Suburban Zone 23 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-02   
610-686 4 Catasauqua PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-10-01   
610-708 4 Mendenhall PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-20   
610-710 4 Philadelphia Suburban Zone 26 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2007-12-07   
610-713 3 Philadelphia Suburban Zone 17 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-16   
610-726 7 Philadelphia Suburban Zone 24 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-26   
610-749 4 Riegelsville PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
610-827 6 Chester Springs PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-05-15   
610-848 4 Philadelphia Suburban Zone 22 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-06   
610-904 6 Emmaus PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2009-12-05   
610-922 4 Philadelphia Suburban Zone 25 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-26   
610-978 4 Slatington PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
610-981 4 Philadelphia Suburban Zone 28 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2007-12-07   
610-982 4 Upper Black Eddy PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-04-26   
610-990 4 Philadelphia Suburban Zone 11 PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2008-10-16   
610-998 4 Oxford PA 784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-03-26   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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