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.

Pittsburgh Zone 7, PA

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-929 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-929 1   6701 AERIAL COMMUNICATIONS, INC. 234   2015-10-15   
412-929 2   6701 AERIAL COMMUNICATIONS, INC. 234   2015-10-15   
412-929 3   6701 AERIAL COMMUNICATIONS, INC. 234   2015-10-15   
412-929 4   6701 AERIAL COMMUNICATIONS, INC. 234   2015-10-15   
412-929 5   657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-10-10   
412-929 6   6701 AERIAL COMMUNICATIONS, INC. 234   2015-10-15   
412-929 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-02-06   
412-929 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-02-06   
412-929 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-02-06   
412-937 A CRAFPACRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-938 A   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-938 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-03-13   
412-949 A PYVLPAPB2MD  6630 USA MOBILITY WIRELESS, INC. 234      
412-958 A PYVLPAPB2MD  6630 USA MOBILITY WIRELESS, INC. 234      
412-960 A PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-960 0   6701 AERIAL COMMUNICATIONS, INC. 234   2009-04-06   
412-960 1   547E ONVOY, LLC - PA 234   2016-03-03   
412-960 2   547E ONVOY, LLC - PA 234   2016-03-03   
412-960 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-02-06   
412-960 4   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2008-11-17   
412-960 5   829J PAETEC ITEL, LLC 234   2007-08-23   
412-960 6   547E ONVOY, LLC - PA 234   2020-08-17   
412-960 7   547E ONVOY, LLC - PA 234   2023-10-09   
412-960 8   547E ONVOY, LLC - PA 234   2018-09-13   
412-960 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2026-02-06   
878-290 A PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
878-290 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2024-12-05   
878-290 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2024-12-05   
878-290 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2024-12-05   
878-290 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2024-12-05   
878-290 5   547E ONVOY, LLC - PA 234   2024-02-29   
878-290 6   547E ONVOY, LLC - PA 234   2024-02-29   
878-290 7   547E ONVOY, LLC - PA 234   2024-02-29   
878-290 8   547E ONVOY, LLC - PA 234   2024-02-29   
878-290 9   6701 AERIAL COMMUNICATIONS, INC. 234   2023-11-25   
878-626 A PITBPAOKXWX  516J TON80 COMMUNICATIONS, LLC 234      
878-626 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2022-12-22   
878-626 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2024-12-05   
878-626 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2024-12-05   
878-626 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2022-12-22   

<< 1 2 3 4 5 6 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.