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: ROCHMNROX6X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
507-202 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-208 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-217 A New Ulm MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-271 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-312 A Winona MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-313 A Winona MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-319 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-350 A Worthington MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-358 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-398 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-401 A Marshall MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-804 A Worthington MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-817 A Marshall MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-884 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-887 A New Ulm MN 6701 AERIAL COMMUNICATIONS, INC. 620      
507-990 A Rochester MN 6701 AERIAL COMMUNICATIONS, INC. 620      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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