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: CLMAMDORGT0

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-425 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-425 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-425 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-425 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-06   
667-429 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-429 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-14   
667-429 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-14   
667-429 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-429 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-429 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-05-05   
667-429 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-429 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-17   
667-430 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-430 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-09   
667-430 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-09   
667-430 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-09   
667-432 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-432 0 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-26   
667-432 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-26   
667-432 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-26   
667-432 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-432 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-432 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-432 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-432 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-432 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-432 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-24   
667-433 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
667-433 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-433 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-433 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-433 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-433 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-433 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-433 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-07-06   
667-434 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-434 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-434 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-434 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-434 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-434 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-434 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-06-23   
667-435 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-08-06   
667-437 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
667-437 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
667-437 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
667-437 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.