Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
302-400 A New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-400 0 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-11   
302-400 1 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-11   
302-400 2 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-11   
302-408 A Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-408 1 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-408 2 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-408 3 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 A New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-414 1 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 2 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 3 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 4 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 5 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 6 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-414 7 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-439 1 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-08-01   
302-439 5 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-08-01   
302-439 8 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-08-01   
302-439 9 Holly Oak DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-09-02   
302-442 4 Wilmington DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-06-24   
302-442 7 Wilmington DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-06-24   
302-444 5 Newark DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2005-10-23   
302-444 6 Newark DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2005-10-23   
302-450 A Dover DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-450 4 Dover DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2005-10-23   
302-450 7 Dover DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-06-19   
302-499 A Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-499 1 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-11   
302-544 8 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-09-02   
302-583 A Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-583 0 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-585 A Hockessin DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-585 0 Hockessin DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-12   
302-585 1 Hockessin DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-12   
302-585 2 Hockessin DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-11-12   
302-595 5 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-06-12   
302-595 7 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-06-12   
302-595 8 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-06-12   
302-597 A Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-597 1 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-597 2 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-597 3 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-597 4 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-597 5 Delaware City DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-10-25   
302-613 3 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-04-30   
302-613 6 New Castle DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2010-04-30   
302-635 1 Hockessin DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2007-06-08   
302-672 3 Dover DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-673 A Milford DE 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2025-02-07   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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