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: 640 [Rate centres in NPA 640] [Dial plan for NPA 640]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
640-275 A Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-20   
640-275 0 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 1 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 2 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 3 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 4 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 5 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 6 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-23   
640-275 7 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-20   
640-275 8 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-20   
640-275 9 Lawrenceville NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2025-06-20   
640-276 A Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-07   
640-276 0 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 1 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 2 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 3 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 4 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 5 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 6 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-08   
640-276 7 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-07   
640-276 8 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-07   
640-276 9 Pleasantville NJ PSVLNJPLNMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-04-07   
640-277 A Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 0 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 1 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 2 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 3 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 4 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 5 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 6 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 7 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 8 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-277 9 Atlantic City NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-19   
640-278 A Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 0 Pleasantville NJ PSVLNJPLXFZ  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 220   2025-07-25   
640-278 1 Pleasantville NJ PSVLNJPLXFZ  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 220   2025-07-25   
640-278 3 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 4 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 5 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 6 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 7 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 8 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-278 9 Pleasantville NJ PSVLNJPLLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 220   2025-07-24   
640-279 A Barnegat NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2024-12-29   
640-279 0 Barnegat NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2024-12-29   
640-279 1 Barnegat NJ PSVLNJPLXHX  118F BANDWIDTH.COM CLEC, LLC - NJ 220   2025-01-05   
640-279 2 Barnegat NJ PSVLNJPLXRX  637C ONVOY, LLC - NJ 220   2025-03-02   
640-279 3 Barnegat NJ PSVLNJPLX9X  7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 220   2024-12-30   
640-279 4 Barnegat NJ PSVLNJ39CM1  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 220   2025-12-23   
640-279 5 Barnegat NJ PSVLNJ39CM1  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 220   2025-12-23   

<< 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 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.