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.

O'Fallon, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-206 A   829J PAETEC ITEL, LLC 520      
618-206 0 COVLILCQXOX  495J STRATUS NETWORKS 520      
618-206 1 STLSMOWQDS2  224C ONVOY, LLC 520      
618-206 2   829J PAETEC ITEL, LLC 520      
618-206 3   829J PAETEC ITEL, LLC 520      
618-206 4   829J PAETEC ITEL, LLC 520      
618-206 5 COVLILCQX1X  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 520      
618-206 6 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-206 7 COVLILCQX1X  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 520      
618-206 8 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-206 9   145J TERRA NOVA TELECOM INC. 520      
618-589 A BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-589 0 BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-589 1 BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-589 2 BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-589 3 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-589 4 BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-589 5   224C ONVOY, LLC 520      
618-589 6 COVLILCL0MD  516C AT&T CORP. 520      
618-589 7 COVLILCLPMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 520      
618-589 8 BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-589 9 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-607 A COVLILCQXEX  508J CENTURYLINK COMMUNICATIONS, LLC 520      
618-607 0 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-607 1 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-607 2 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-607 3 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-607 4 COVLILCQXIX  984E BANDWIDTH.COM CLEC, LLC - IL 520      
618-607 5   829J PAETEC ITEL, LLC 520      
618-607 6 STLSMOWQDS2  224C ONVOY, LLC 520      
618-607 7 COVLILCQXEX  508J CENTURYLINK COMMUNICATIONS, LLC 520      
618-607 8 STLSMOWQDS2  224C ONVOY, LLC 520      
618-607 9 STLSMOGZ6MD  073H TELNYX LLC 520      
618-622 A OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 0 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 1 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 2 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 3 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 4 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 5 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 6 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 7 MTVRILMV9MD  075A DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 520      
618-622 8 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-622 9 OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-624 A OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-628 A OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-632 A OFLNILMQDS0  9329 ILLINOIS BELL TEL CO 520      
618-680 A COVLILCLPMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 520      
618-680 0 COVLILCQXIX  984E BANDWIDTH.COM CLEC, LLC - IL 520      
618-680 1 COVLILCQXIX  984E BANDWIDTH.COM CLEC, LLC - IL 520      
618-680 2 STLSMOWQDS2  224C ONVOY, LLC 520      
618-680 4 STLSMOWQDS2  224C ONVOY, LLC 520      
618-680 5   224C ONVOY, LLC 520      
618-680 6 COVLILCLPMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 520      
618-680 7 STLSMOGZ00Z  490J DISH WIRELESS, LLC 520      
618-680 8   224C ONVOY, LLC 520      
618-680 9 STLSMOWQDS2  224C ONVOY, LLC 520      
618-726 A COVLILCL0MD  516C AT&T CORP. 520      
618-726 0 STLSMOGZDS5  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520      
618-726 1 STLSMOGZDS5  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520      
618-726 2 SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-726 3 BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-726 4   829J PAETEC ITEL, LLC 520      
618-726 5   829J PAETEC ITEL, LLC 520      
618-726 6   829J PAETEC ITEL, LLC 520      
618-726 7 COVLILCL0MD  516C AT&T CORP. 520      
618-726 8 STLSMOWQDS2  224C ONVOY, LLC 520      
618-726 9 STLSMOWQDS2  224C ONVOY, LLC 520      
730-240 A   224C ONVOY, LLC 520   2024-05-02   
730-240 0   224C ONVOY, LLC 520      
730-240 1   224C ONVOY, LLC 520      
730-240 8   984E BANDWIDTH.COM CLEC, LLC - IL 520      
730-240 9   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.