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: SPFDILESXSX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-203 A Buffalo IL 145J TERRA NOVA TELECOM INC. 374      
217-350 1 Mount Zion IL 145J TERRA NOVA TELECOM INC. 374   2026-02-06   
217-435 4 Waverly IL 145J TERRA NOVA TELECOM INC. 374   2026-03-29   
217-436 9 Palmyra IL 145J TERRA NOVA TELECOM INC. 374   2026-03-15   
217-664 9 De Land IL 145J TERRA NOVA TELECOM INC. 374   2026-03-15   
217-677 9 La Place IL 145J TERRA NOVA TELECOM INC. 374   2026-03-15   
217-764 9 Macon IL 145J TERRA NOVA TELECOM INC. 374   2026-02-05   
217-917 2 Decatur IL 145J TERRA NOVA TELECOM INC. 374   2026-06-04   
217-995 1 Lovington IL 145J TERRA NOVA TELECOM INC. 374   2026-02-06   
447-320 A Oakford IL 145J TERRA NOVA TELECOM INC. 374      
447-786 3 Harristown IL 145J TERRA NOVA TELECOM INC. 374   2026-06-08   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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