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: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

Block: A

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-910 A Edgington IL DVNPIADTXQX  224C ONVOY, LLC 634      
309-912 A East Moline IL DVNPIADTUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634      
309-913 A Canton IL PEORILPJX6Z  939H COMMIO, LLC 368      
309-914 A Plymouth IL MCMBILAABMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977      
309-915 A Tremont IL PEORILPJXYX  224C ONVOY, LLC 368      
309-916 A Peoria IL PEORILPJX1X  829J PAETEC ITEL, LLC 368   2024-12-10   
309-917 A Peoria IL PEORILPJ10Z  732J NUSO, LLC 368      
309-918 A Kewanee IL KEWNILXDIMD  224C ONVOY, LLC 368      
309-919 A Pekin IL PEORILPJ11Z  732J NUSO, LLC 368      
309-920 A Bloomington IL BLTNILTSCMD  321J HD CARRIER LLC 366      
309-921 A Roanoke IL   224C ONVOY, LLC 368      
309-922 A Peoria IL PEORILPJX1Y  5562 METROPCS, INC. 368      
309-923 A Roanoke IL RONKILXDDS0  1015 FRONTIER NORTH, INC. - IL 368      
309-924 A Stronghurst IL STRNILXDRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-925 A Tremont IL TRMTILXDRS0  1015 FRONTIER NORTH, INC. - IL 368      
309-926 A Marietta IL SMFDILXDDS0  1054 MID CENTURY TEL. COOP., INC. 368      
309-927 A Bishop Hill IL VCTAILXDRS0  1054 MID CENTURY TEL. COOP., INC. 977      
309-928 A Farmer City IL FMCYILXDDS0  1015 FRONTIER NORTH, INC. - IL 366      
309-929 A Tremont IL   224C ONVOY, LLC 368      
309-930 A Rock Island IL DVNPIAVI4MD  732J NUSO, LLC 634      
309-931 A Peoria IL PEORILPJ02Z  490J BOOST SUBSCRIBERCO L.L.C. 368      
309-932 A Galva IL GALVILXDDS0  1036 FRONTIER NORTH, INC. - IL 368      
309-933 A Green River IL GENSILXD2MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634      
309-934 A Annawan IL ATSNILXDDS0  1029 HENRY COUNTY TEL. CO. 634      
309-935 A Annawan IL ATSNILXDDS0  1029 HENRY COUNTY TEL. CO. 634      
309-936 A Atkinson IL ATSNILXDDS0  1029 HENRY COUNTY TEL. CO. 634      
309-937 A Cambridge IL CMBRILXDDS0  0983 CAMBRIDGE TEL. CO. 634      
309-938 A Morton IL PEORILSCX0X  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 368      
309-939 A Astoria IL MCMBILXDX8X  506J TWILIO INTERNATIONAL, INC. 977      
309-940 A Bloomington IL BLTNILTSDMD  597F VOIP INNOVATIONS, LLC 366      
309-941 A Towanda IL BLTNILXDX0X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 366      
309-942 A San Jose IL PEORILPJXVZ  516J TON80 COMMUNICATIONS, LLC 368      
309-943 A Peoria IL PEORILPJXWY  475J CALLWORKS CORPORATION 368      
309-944 A Geneseo IL GENSILXDDS1  1016 GENESEO TEL. CO. 634      
309-945 A Geneseo IL GENSILXDDS1  1016 GENESEO TEL. CO. 634      
309-946 A Geneseo IL GENSILXDDS1  1016 GENESEO TEL. CO. 634      
309-948 A Rock Island IL RCISILFP0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 634      
309-949 A Green River IL GENSILXDDS1  1016 GENESEO TEL. CO. 634      
309-951 A Danvers IL BLTNILATX6X  7421 AT&T - LOCAL 366   2024-02-27  2026-06-13 
309-952 A Alpha IL DVNPIADTXQX  224C ONVOY, LLC 634      
309-953 A Forest City IL PEORILPJXMZ  624H ONVOY SPECTRUM, LLC 368   2024-06-20   
309-954 A Macomb IL MCMBILXDUMD  6529 T-MOBILE USA, INC. 977      
309-955 A Wataga IL GLBGILXDLMD  506J TWILIO INTERNATIONAL, INC. 977      
309-956 A Green Valley IL PEORILPJXMZ  624H ONVOY SPECTRUM, LLC 368   2024-06-20   
309-957 A Topeka IL PEORILPJXMZ  624H ONVOY SPECTRUM, LLC 368   2024-06-20   
309-960 A Kirkwood IL MCMBILXDX9X  224C ONVOY, LLC 977   2024-08-06   
309-961 A Bloomington IL BLTNILXD8MD  478J NUSO, LLC 366   2025-01-06   
309-962 A Le Roy IL LROYILXDRS0  1015 FRONTIER NORTH, INC. - IL 366      
309-963 A Danvers IL DNVSILXDDS0  1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-964 A Goodfield IL   224C ONVOY, LLC 368      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.