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]

Block: A

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-506 A Philadelphia Suburban Zone 30 PA PHLAPASL0MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-507 A Reading PA WNRTPAAHCMA  6846 D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 228      
610-508 A Allentown (Lehigh) PA ALTWPAALDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-509 A Allentown (Lehigh) PA PHLAPASLOMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-510 A Riegelsville PA PHLAPAFGGT8  3806 CORE COMMUNICATIONS, INC. - PA 228      
610-512 A Allentown (Lehigh) PA GRTWDEBSCM8  6810 REDI-CALL COMMUNICATIONS CO. 228      
610-513 A Philadelphia Suburban Zone 30 PA PHLAPASL0MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-514 A Downingtown PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-515 A Easton PA ESTNPAEADS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-516 A Lenape PA PHLAPAFGGT8  3806 CORE COMMUNICATIONS, INC. - PA 228      
610-517 A Philadelphia Suburban Zone 23 PA PHLAPAMK33Z  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-518 A Downingtown PA DWTWPADTDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-519 A Philadelphia Suburban Zone 25 PA BRYMPABMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-520 A Philadelphia Suburban Zone 25 PA BRYMPABMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-521 A Philadelphia Suburban Zone 14 PA RDPKPARPDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-522 A Philadelphia Suburban Zone 14 PA GLLDPAGNRP0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-523 A Philadelphia Suburban Zone 25 PA KGPRPADODS0  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-524 A Exton PA EXTNPAEXDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-525 A Philadelphia Suburban Zone 25 PA BRYMPABMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 A Philadelphia Suburban Zone 25 PA BRYMPABMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-527 A Philadelphia Suburban Zone 25 PA BRYMPABMDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-528 A Center Point PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-529 A Philadelphia Suburban Zone 24 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228      
610-530 A Allentown (Lehigh) PA KHVLPAKUDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-531 A Philadelphia Suburban Zone 30 PA WAYNPALADS3  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-532 A Philadelphia Suburban Zone 14 PA GLLDPAGNRP0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-533 A Allentown (Lehigh) PA PHLAPASLOMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-534 A Philadelphia Suburban Zone 14 PA GLLDPAGNRP0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-535 A Philadelphia Suburban Zone 26 PA   829J PAETEC ITEL, LLC 228   2025-03-11   
610-536 A Philadelphia Suburban Zone 21 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-537 A Philadelphia Suburban Zone 14 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-538 A Philadelphia Suburban Zone 23 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-539 A Philadelphia Suburban Zone 30 PA TRPRPATRDS0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-540 A Philadelphia Suburban Zone 28 PA KGPRPADODS0  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-541 A Philadelphia Suburban Zone 13 PA SPFDPASFRP0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-542 A Philadelphia Suburban Zone 25 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-543 A Philadelphia Suburban Zone 13 PA SPFDPASFRP0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-544 A Philadelphia Suburban Zone 13 PA SPFDPASFRP0  9208 VERIZON PENNSYLVANIA, INC. 228      
610-545 A Philadelphia Suburban Zone 10 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228      
610-546 A Philadelphia Suburban Zone 11 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-547 A Philadelphia Suburban Zone 30 PA PHLAPASL0MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-548 A Philadelphia Suburban Zone 12 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-549 A Philadelphia Suburban Zone 13 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-550 A Philadelphia Suburban Zone 22 PA WNRTPAAHCMA  5562 METROPCS, INC. 228      
610-551 A Philadelphia Suburban Zone 30 PA WNRTPAAHCMA  5562 METROPCS, INC. 228      
610-552 A Philadelphia Suburban Zone 24 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-553 A Philadelphia Suburban Zone 17 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-554 A Allentown (Lehigh) PA PHLAPASLOMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-556 A Uhlerstown PA IRTNPAXIDS2  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228      
610-557 A Philadelphia Suburban Zone 22 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.