Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
503-728 5 Clatskanie OR   672   2008-12-15   
503-739 7 Seaside OR   672   2012-05-25   
503-741 3 Astoria OR   672   2010-08-02   
503-751 1 Dallas OR   672   2008-03-03   
503-787 7 Falls City OR   672   2009-11-18   
503-861 8 Warrenton OR   672   2007-07-18   
503-994 3 Warrenton OR   672   2013-11-30   
507-206 0 Rochester MN ROCHMNHH3MD  620   2006-05-22   
507-206 3 Rochester MN ROCHMNHH3MD  620   2006-12-28   
507-206 4 Rochester MN ROCHMNHH3MD  620   2007-05-21   
507-206 6 Rochester MN ROCHMNHH3MD  620   2007-09-28   
507-208 4 Rochester MN ROCHMNHH3MD  620   2008-05-03   
507-226 8 Rochester MN ROCHMNHH3MD  620   2010-05-20   
507-258 A Rochester MN ROCHMNHH3MD  620   2025-02-27   
507-258 1 Rochester MN ROCHMNHH3MD  620   2018-09-02   
507-258 2 Rochester MN ROCHMNHH3MD  620   2018-05-17   
507-258 4 Rochester MN ROCHMNHH3MD  620   2012-07-31   
507-258 5 Rochester MN ROCHMNHH3MD  620   2013-05-13   
507-258 6 Rochester MN ROCHMNHH3MD  620   2014-03-06   
507-258 7 Rochester MN ROCHMNHH3MD  620   2014-10-18   
507-301 3 Northfield MN ROCHMNHH3MD  620   2006-06-30   
507-322 0 Rochester MN ROCHMNHH3MD  620   2016-04-04   
507-322 6 Rochester MN ROCHMNHH3MD  620   2015-11-01   
507-323 8 Faribault MN ROCHMNHH3MD  620   2012-05-28   
507-369 5 Albert Lea MN ROCHMNHH3MD  620   2007-03-26   
507-384 3 Faribault MN ROCHMNHH3MD  620   2006-06-30   
507-396 2 Austin MN ROCHMNHH3MD  620   2007-03-26   
507-396 8 Austin MN ROCHMNHH3MD  620   2008-10-10   
507-401 3 Marshall MN ROCHMNHH3MD  620   2006-05-22   
507-410 1 Rollingstone MN ROCHMNHH3MD  620   2008-03-15   
507-413 0 Owatonna MN ROCHMNHH3MD  620   2006-06-30   
507-413 6 Owatonna MN ROCHMNHH3MD  620   2011-04-21   
507-473 2 Albert Lea MN ROCHMNHH3MD  620   2010-09-06   
507-509 9 Austin MN ROCHMNHH3MD  620   2017-12-03   
507-533 0 Stewartville MN ROCHMNHH3MD  620   2006-05-22   
507-551 2 La Crescent MN ROCHMNHH3MD  620   2012-11-01   
507-591 5 Marshall MN ROCHMNHH3MD  620   2014-03-06   
507-594 9 Mankato MN ROCHMNHH3MD  620   2016-07-09   
507-603 A Kasson MN ROCHMNHH3MD  620   2025-02-27   
507-603 1 Kasson MN ROCHMNHH3MD  620      
507-604 A Lewiston MN ROCHMNHH3MD  620   2025-02-27   
507-604 0 Lewiston MN ROCHMNHH3MD  620      
507-615 0 Winona MN ROCHMNHH3MD  620   2016-10-12   
507-624 A Byron MN ROCHMNHH3MD  620   2025-02-27   
507-624 0 Byron MN ROCHMNHH3MD  620      
507-629 6 Tracy MN ROCHMNHH3MD  620   2007-01-20   
507-654 A Eagle Lake MN ROCHMNHH3MD  620   2025-02-27   
507-654 0 Eagle Lake MN ROCHMNHH3MD  620      
507-664 1 Northfield MN ROCHMNHH3MD  620   2012-07-01   
507-668 4 Albert Lea MN ROCHMNHH3MD  620   2016-03-22   
507-704 A Altura MN ROCHMNHH3MD  620   2025-02-27   
507-704 1 Altura MN ROCHMNHH3MD  620   2016-10-01   
507-720 A Mankato MN ROCHMNHH3MD  620   2025-02-27   
507-720 0 Mankato MN ROCHMNHH3MD  620   2006-10-26   
507-720 6 Mankato MN ROCHMNHH3MD  620   2008-06-27   
507-731 A Zumbrota MN ROCHMNHH3MD  620   2025-02-27   
507-731 0 Zumbrota MN ROCHMNHH3MD  620   2018-11-25   
507-779 7 Mankato MN ROCHMNHH3MD  620   2012-05-31   
507-799 A Eyota MN ROCHMNHH3MD  620   2025-02-27   
507-799 0 Eyota MN ROCHMNHH3MD  620      
507-961 A Winona MN ROCHMNHH3MD  620   2025-02-27   
507-961 0 Winona MN ROCHMNHH3MD  620   2006-05-22   
507-961 1 Winona MN ROCHMNHH3MD  620   2012-05-31   
507-992 A Cottonwood MN ROCHMNHH3MD  620   2025-02-27   
507-992 0 Cottonwood MN ROCHMNHH3MD  620      
508-210 0 Holden MA OXFRMAAK1MD  128   2005-01-02   
508-266 0 Whitinsville MA OXFRMAAK1MD  128   2004-06-25   
508-266 7 Whitinsville MA OXFRMAAK1MD  128   2013-09-15   
508-281 0 Marlboro MA OXFRMAAK1MD  128   2005-01-01   
508-304 1 Worcester MA OXFRMAAK1MD  128   2006-03-25   
508-304 6 Worcester MA OXFRMAAK1MD  128   2014-08-11   
508-304 7 Worcester MA OXFRMAAK1MD  128   2005-10-31   
508-304 8 Worcester MA OXFRMAAK1MD  128   2004-06-25   
508-304 9 Worcester MA OXFRMAAK1MD  128   2006-01-05   
508-329 1 Westboro MA OXFRMAAK1MD  128   2005-01-02   
508-329 5 Westboro MA OXFRMAAK1MD  128   2008-04-18   
508-329 6 Westboro MA OXFRMAAK1MD  128   2013-01-27   
508-372 9 Whitinsville MA OXFRMAAK1MD  128   2007-01-20   
508-373 2 Worcester MA OXFRMAAK1MD  128   2008-03-29   
508-407 8 Auburn MA OXFRMAAK1MD  128   2004-06-25   
508-434 0 Charlton MA OXFRMAAK1MD  128   2004-06-25   
508-434 1 Charlton MA OXFRMAAK1MD  128   2011-11-06   
508-459 0 Worcester MA OXFRMAAK1MD  128   2006-05-12   
508-459 1 Worcester MA OXFRMAAK1MD  128   2006-09-03   
508-459 2 Worcester MA OXFRMAAK1MD  128   2006-11-24   
508-459 9 Worcester MA OXFRMAAK1MD  128   2007-05-21   
508-461 5 Webster MA OXFRMAAK1MD  128   2013-06-23   
508-461 6 Webster MA OXFRMAAK1MD  128   2008-07-14   
508-461 7 Webster MA OXFRMAAK1MD  128   2006-06-08   
508-461 9 Webster MA OXFRMAAK1MD  128   2004-06-25   
508-466 8 Northboro MA OXFRMAAK1MD  128   2005-01-01   
508-476 5 East Douglas MA OXFRMAAK1MD  128   2004-06-25   
508-526 3 Uxbridge MA OXFRMAAK1MD  128   2017-12-31   
508-581 4 Millbury MA OXFRMAAK1MD  128   2011-08-22   
508-603 1 Upton MA OXFRMAAK1MD  128   2005-01-01   
508-637 1 North Brookfield MA OXFRMAAK1MD  128   2004-06-25   
508-731 A Oxford MA OXFRMAAK1MD  128      
508-731 0 Oxford MA OXFRMAAK1MD  128   2004-06-25   
508-731 6 Oxford MA OXFRMAAK1MD  128   2004-06-25   
508-731 7 Oxford MA OXFRMAAK1MD  128   2012-07-04   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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