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.

OCN: 1607 CONSOLIDATED TELCOM

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
605-278 A South Scranton SD DCSNNDASDS0  638      
605-564 A South Hettinger SD DCSNNDASDS0  638      
605-576 A South Ladd SD DCSNNDASDS0  638      
605-855 A South Reeder SD DCSNNDASDS0  638      
701-275 A Scranton ND DCSNNDASDS0  638      
701-279 A Rhame ND DCSNNDASDS0  638      
701-523 A Bowman ND DCSNNDASDS0  638      
701-548 A Dunn Center ND DCSNNDASDS0  638      
701-563 A Regent ND DCSNNDASDS0  638      
701-567 A Hettinger ND DCSNNDASDS0  638      
701-567 0 Hettinger ND DCSNNDASDS0  638      
701-567 1 Hettinger ND DCSNNDASDS0  638      
701-567 2 Hettinger ND DCSNNDASDS0  638      
701-567 4 Hettinger ND DCSNNDASDS0  638      
701-567 5 Hettinger ND DCSNNDASDS0  638      
701-567 6 Hettinger ND DCSNNDASDS0  638      
701-567 7 Hettinger ND DCSNNDASDS0  638      
701-567 8 Hettinger ND DCSNNDASDS0  638      
701-567 9 Hettinger ND DCSNNDASDS0  638      
701-573 A Manning ND DCSNNDASDS0  638      
701-574 A Ladd ND DCSNNDASDS0  638      
701-579 A New England ND DCSNNDASDS0  638      
701-677 A South Heart ND DCSNNDASDS0  638      
701-764 A Killdeer ND DCSNNDASDS0  638      
701-824 A Mott ND DCSNNDASDS0  638      
701-846 A Dodge ND DCSNNDASDS0  638      
701-853 A Reeder ND DCSNNDASDS0  638      
701-863 A Grassy Butte ND DCSNNDASDS0  638      
701-879 A Amidon ND DCSNNDASDS0  638      
701-938 A Halliday ND DCSNNDASDS0  638      
701-974 A Richardton ND DCSNNDASDS0  638      

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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