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.

Switch: PHLAPAMK33Z

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
610-883 6 West Chester PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2004-10-14   
610-883 7 West Chester PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2004-10-14   
610-883 9 West Chester PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2019-09-26   
610-897 1 Philadelphia Suburban Zone 31 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2021-04-19   
610-906 0 Pottstown PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2005-07-30   
610-906 2 Pottstown PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2005-07-30   
610-906 4 Pottstown PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2005-07-30   
610-906 5 Pottstown PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2005-07-30   
610-909 A Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
610-934 3 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2024-10-19   
610-943 0 Philadelphia Suburban Zone 31 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2024-06-29   
835-208 A Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
835-208 0 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-04-01   
835-208 1 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-04-01   
835-208 2 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-04-01   
835-208 3 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-04-01   
835-208 4 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-04-01   
835-208 5 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-01-08   
835-208 6 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-01-08   
835-208 7 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-01-08   
835-208 8 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-01-08   
835-208 9 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-01-08   
835-218 A Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
835-218 0 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-07-02   
835-218 1 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-07-02   
835-218 2 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-07-02   
835-218 4 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-06-04   
835-218 5 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-06-04   
835-218 6 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-06-04   
835-218 7 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-06-04   
835-218 8 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-06-04   
835-218 9 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-06-04   
835-221 4 Pottstown PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-07-04   
835-221 7 Pottstown PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2026-04-25   
835-223 A Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
835-223 0 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 1 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 2 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 3 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 4 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 5 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 6 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 7 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 8 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-223 9 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-09-10   
835-228 A Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228      
835-228 1 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-12-02   
835-228 2 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-10-20   
835-228 3 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-10-20   
835-228 4 Philadelphia Suburban Zone 23 PA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 228   2023-10-20   

<< 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 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.