Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 215 [Rate centres in NPA 215] [Dial plan for NPA 215]

NXX: 377

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
215-377 A Philadelphia Suburban Zone 44 PA PHLAPAFGDSC  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
215-377 0 Philadelphia Suburban Zone 44 PA   515J IP HORIZON LLC 228   2017-07-13   
215-377 1 Philadelphia Suburban Zone 44 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-02-25   
215-377 2 Philadelphia Suburban Zone 44 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-25   
215-377 3 Philadelphia Suburban Zone 44 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-25   
215-377 4 Philadelphia Suburban Zone 44 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-25   
215-377 5 Philadelphia Suburban Zone 44 PA FTWSPAFWX2X  7142 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 228   2002-09-30   
215-377 6 Philadelphia Suburban Zone 44 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-25   
215-377 7 Philadelphia Suburban Zone 44 PA PHLAPAFG3MD  752H BARR TELL USA, INC. - PA 228   2016-02-08   
215-377 8 Philadelphia Suburban Zone 44 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-25   
215-377 9 Philadelphia Suburban Zone 44 PA PHLAPAFGDSC  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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