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: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-966 6 Chicago Zone 07-Stewart IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
773-966 7 Chicago Zone 07-Stewart IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
773-966 8 Chicago Zone 07-Stewart IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-966 9 Chicago Zone 07-Stewart IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-967 A Chicago Zone 09-South Chicago IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-967 0 Chicago Zone 09-South Chicago IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-967 1 Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-967 2 Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-967 3 Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-967 4 Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-967 5 Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-967 6 Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-967 7 Chicago Zone 09-South Chicago IL   829J PAETEC ITEL, LLC 358      
773-967 8 Chicago Zone 09-South Chicago IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-967 9 Chicago Zone 09-South Chicago IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-968 A Chicago Zone 03-Newcastle IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-969 A Chicago Zone 04-Humboldt IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-969 0 Chicago Zone 04-Humboldt IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-969 1 Chicago Zone 04-Humboldt IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-969 2 Chicago Zone 04-Humboldt IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-969 3 Chicago Zone 04-Humboldt IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-969 4 Chicago Zone 04-Humboldt IL   829J PAETEC ITEL, LLC 358      
773-969 5 Chicago Zone 04-Humboldt IL CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358      
773-969 6 Chicago Zone 04-Humboldt IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-969 9 Chicago Zone 04-Humboldt IL CHCGILMF3MD  6529 T-MOBILE USA, INC. 358      
773-970 A Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 0 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 1 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 2 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 3 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 4 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 5 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 6 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 7 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 8 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-970 9 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-971 A Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 0 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 1 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 2 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 3 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 4 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 5 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 6 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 7 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 8 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-971 9 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-972 A Chicago Zone 01-Wabash IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-973 A Chicago Zone 02-Rogers Park IL CHCGILRPDS0  9329 ILLINOIS BELL TEL CO 358      
773-974 A Chicago Zone 11-O'Hare IL   829J PAETEC ITEL, LLC 358   2024-12-09   
773-974 0 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 1 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 2 Chicago Zone 11-O'Hare IL CHCGILCLXOX  516C AT&T CORP. 358      
773-974 3 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 4 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 5 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 6 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 7 Chicago Zone 11-O'Hare IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
773-974 8 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-974 9 Chicago Zone 11-O'Hare IL CHCGIL24DS6  224C ONVOY, LLC 358      
773-975 A Chicago Zone 04-Lakeview IL CHCGILLWDS1  9329 ILLINOIS BELL TEL CO 358      
773-977 A Chicago Zone 02-Edgewater IL   829J PAETEC ITEL, LLC 358   2024-12-09   
773-977 0 Chicago Zone 02-Edgewater IL   829J PAETEC ITEL, LLC 358      
773-977 1 Chicago Zone 02-Edgewater IL   829J PAETEC ITEL, LLC 358      
773-977 2 Chicago Zone 02-Edgewater IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
773-977 3 Chicago Zone 02-Edgewater IL CHCGILMF6MD  6529 T-MOBILE USA, INC. 358      
773-977 4 Chicago Zone 02-Edgewater IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-977 5 Chicago Zone 02-Edgewater IL CHCGILMF6MD  6529 T-MOBILE USA, INC. 358      
773-977 6 Chicago Zone 02-Edgewater IL CHCGILMF6MD  6529 T-MOBILE USA, INC. 358      
773-977 7 Chicago Zone 02-Edgewater IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-977 8 Chicago Zone 02-Edgewater IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-977 9 Chicago Zone 02-Edgewater IL CHCGILMF6MD  6529 T-MOBILE USA, INC. 358      
773-978 A Chicago Zone 09-South Chicago IL CHCGILSCDS0  9329 ILLINOIS BELL TEL CO 358      
773-979 A Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-979 0 Chicago Zone 10-Beverly IL   6529 T-MOBILE USA, INC. 358      
773-979 1 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-979 2 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-979 3 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-979 4 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-979 5 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-979 6 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-979 7 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-979 8 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-979 9 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-980 A Chicago Zone 10-Beverly IL CHCGILBEDS0  9329 ILLINOIS BELL TEL CO 358      
773-980 0 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-980 1 Chicago Zone 10-Beverly IL CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
773-980 2 Chicago Zone 10-Beverly IL CHCGILBEDS0  9329 ILLINOIS BELL TEL CO 358      
773-980 3 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-980 4 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-980 5 Chicago Zone 10-Beverly IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
773-980 6 Chicago Zone 10-Beverly IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-980 9 Chicago Zone 10-Beverly IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
773-981 A Chicago Zone 10-Beverly IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
773-981 0 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-981 1 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-981 2 Chicago Zone 10-Beverly IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
773-981 3 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-981 4 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      
773-981 5 Chicago Zone 10-Beverly IL ELGNILOTGT5  5562 METROPCS, INC. 358      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.