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.

NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 618

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-618 A Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
630-618 0 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
630-618 1 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
630-618 2 Aurora IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-618 3 Aurora IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
630-618 4 Aurora IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
630-618 5 Aurora IL   460K FIRST COMMUNICATIONS, LLC 358      
630-618 6 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
630-618 7 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
630-618 8 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
630-618 9 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.