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.

NPA: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-350 7 West Chester PA PHLAPAMK33Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2003-11-10   
610-350 8 West Chester PA PHLAPAMK33Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2003-11-10   
610-350 9 West Chester PA PHLAPAMK33Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2003-11-10   
610-351 A Allentown (Lehigh) PA NATNPAAGGT0  7615 RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 228      
610-352 A Philadelphia Suburban Zone 17 PA KRLNPAKLRP1  9208 VERIZON PENNSYLVANIA, INC. 228      
610-353 A Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-354 A Philadelphia Suburban Zone 30 PA KGPRPAKPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 A Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 0 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 1 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 2 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 3 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 4 Philadelphia Suburban Zone 22 PA KGPRPADODS0  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-355 5 Philadelphia Suburban Zone 22 PA WNRTPAAHCMA  5562 METROPCS, INC. 228   2015-01-09   
610-355 6 Philadelphia Suburban Zone 22 PA WNRTPAAHCMA  5562 METROPCS, INC. 228   2015-01-09   
610-355 7 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 8 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-355 9 Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-356 A Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-357 A Philadelphia Suburban Zone 10 PA KGPRPADOAMD  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228      
610-358 A Philadelphia Suburban Zone 10 PA CHTTPACTDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-359 A Philadelphia Suburban Zone 22 PA LARCPALMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-360 A Bethlehem PA KGPRPADOAMD  6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228      
610-361 A Philadelphia Suburban Zone 10 PA CHTTPACTDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 A Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 0 Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 1 Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 2 Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 3 Philadelphia Suburban Zone 14 PA   145J TERRA NOVA TELECOM INC. 228   2021-01-26   
610-362 4 Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 5 Philadelphia Suburban Zone 14 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2024-07-08   
610-362 6 Philadelphia Suburban Zone 14 PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2021-11-05   
610-362 7 Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-362 8 Philadelphia Suburban Zone 14 PA PHLAPASLTMD  7421 AT&T - LOCAL 228   2002-06-06   
610-362 9 Philadelphia Suburban Zone 14 PA IRTNPAXIDS2  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228   2003-02-07   
610-363 A Exton PA EXTNPAEXDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 A Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 0 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 1 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 2 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 3 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 4 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 5 Philadelphia Suburban Zone 11 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2012-10-05   
610-364 6 Philadelphia Suburban Zone 11 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2011-03-07   
610-364 7 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 8 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-364 9 Philadelphia Suburban Zone 11 PA CHESPACBDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-365 A Nazareth PA NATNPAAGGT0  7615 RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 228      
610-365 0 Nazareth PA NATNPAAGGT0  7615 RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 228      
610-365 1 Nazareth PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2004-11-15   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.