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.

Switch: CHCGILMF2MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
224-588 A Wheeling IL 6664 SPRINT SPECTRUM, L.P. 358      
224-595 A Arlington Heights IL 6529 T-MOBILE USA, INC. 358      
224-605 A Elgin IL 6529 T-MOBILE USA, INC. 358      
224-607 A Arlington Heights IL 6529 T-MOBILE USA, INC. 358      
224-627 A Waukegan IL 6664 SPRINT SPECTRUM, L.P. 358      
224-629 A Elgin IL 6664 SPRINT SPECTRUM, L.P. 358      
224-636 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
224-637 A Waukegan IL 6664 SPRINT SPECTRUM, L.P. 358      
224-645 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
224-659 A Elk Grove IL 6529 T-MOBILE USA, INC. 358      
224-733 A Waukegan IL 6664 SPRINT SPECTRUM, L.P. 358      
224-795 A Arlington Heights IL 6664 SPRINT SPECTRUM, L.P. 358      
224-800 A Arlington Heights IL 6664 SPRINT SPECTRUM, L.P. 358      
224-803 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
224-805 A Arlington Heights IL 6529 T-MOBILE USA, INC. 358      
224-806 A Elgin IL 6529 T-MOBILE USA, INC. 358      
224-830 A Arlington Heights IL 6529 T-MOBILE USA, INC. 358      
224-856 A Elgin IL 6529 T-MOBILE USA, INC. 358      
224-875 A Elk Grove IL 6529 T-MOBILE USA, INC. 358      
224-944 A Waukegan IL 6664 SPRINT SPECTRUM, L.P. 358      
312-217 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-221 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-285 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
312-287 A Chicago Zone 07-Stewart IL 6664 SPRINT SPECTRUM, L.P. 358      
312-371 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
312-388 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-434 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-437 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-476 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-498 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
312-523 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
312-545 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
312-671 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-685 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-719 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
312-890 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
312-933 A Chicago Zone 01-Wabash IL 6664 SPRINT SPECTRUM, L.P. 358      
331-200 A Bartlett IL 6529 T-MOBILE USA, INC. 358      
331-202 A Elmhurst IL 6664 SPRINT SPECTRUM, L.P. 358      
331-203 A Aurora IL 6664 SPRINT SPECTRUM, L.P. 358      
331-206 A Aurora IL 6664 SPRINT SPECTRUM, L.P. 358      
331-208 A Aurora IL 6664 SPRINT SPECTRUM, L.P. 358      
331-218 A Wheaton IL 6529 T-MOBILE USA, INC. 358      
331-220 A Aurora IL 6664 SPRINT SPECTRUM, L.P. 358      
331-225 A Elmhurst IL 6664 SPRINT SPECTRUM, L.P. 358      
331-226 A Naperville IL 6529 T-MOBILE USA, INC. 358      
331-230 A Aurora IL 6529 T-MOBILE USA, INC. 358      
331-236 A Wheaton IL 6529 T-MOBILE USA, INC. 358      
331-242 A Lombard IL 6529 T-MOBILE USA, INC. 358      
331-243 A Lombard IL 6529 T-MOBILE USA, INC. 358      

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Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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