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: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
302-274 A Wilmington DE PHLAPAFGDSC  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
302-274 0 Wilmington DE   073H TELNYX LLC 228   2017-08-07   
302-274 1 Wilmington DE   312C IDT AMERICA, CORP. - DE 228   2018-01-13   
302-274 2 Wilmington DE   318J COMCAST IP PHONE, LLC 228   2017-08-16   
302-274 3 Wilmington DE   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2017-07-10   
302-274 4 Wilmington DE   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2017-07-10   
302-274 5 Wilmington DE   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2017-07-10   
302-274 6 Wilmington DE   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2017-07-10   
302-274 7 Wilmington DE   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2017-07-10   
302-274 8 Wilmington DE   6393 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DE 228   2017-10-23   
302-274 9 Wilmington DE   6393 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DE 228   2017-11-06   

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

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