Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 302 [Rate centres in NPA 302] [Dial plan for NPA 302]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
302-257 A Dover DE PHLAPAFGD4S  349F PEERLESS NETWORK OF DELAWARE, LLC - DE 228      
302-257 0 Dover DE   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP DBA T-MOBILE USA 228   2011-08-12   
302-257 1 Dover DE   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP DBA T-MOBILE USA 228   2011-11-14   
302-257 2 Dover DE   073F BANDWIDTH.COM CLEC, LLC - DE 228   2015-02-14   
302-257 3 Dover DE   7220 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - DE 228   2011-12-01   
302-257 4 Dover DE   783E BLOCK LINE SYSTEMS, LLC - DE 228   2011-12-28   
302-257 5 Dover DE   349F PEERLESS NETWORK OF DELAWARE, LLC - DE 228   2011-08-11   
302-257 6 Dover DE   073F BANDWIDTH.COM CLEC, LLC - DE 228   2015-06-27   
302-257 7 Dover DE   186H VOXBEAM TELECOMMUNICATIONS INC. - DE 228   2013-11-03   
302-257 8 Dover DE   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP DBA T-MOBILE USA 228   2014-08-09   
302-257 9 Dover DE   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP DBA T-MOBILE USA 228   2013-10-10   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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