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.
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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
541-458 1 Wolf Creek OR   670   2024-04-07   
541-499 A Medford OR   670   2025-03-05   
541-499 0 Medford OR   670   2007-05-31   
541-499 6 Medford OR   670   2007-12-13   
541-500 A Medford OR   670   2025-03-05   
541-500 1 Medford OR   670   2012-10-15   
541-500 8 Medford OR   670   2013-11-06   
541-507 1 Grants Pass OR   670   2013-01-06   
541-559 1 Myrtle Point OR   670   2010-05-01   
541-581 3 Lowell OR   670   2017-09-11   
541-590 3 Florence OR   670   2012-04-23   
541-622 A Medford OR   670   2025-03-05   
541-622 7 Medford OR   670   2011-05-12   
541-622 8 Medford OR   670   2011-09-16   
541-630 5 Central Point OR   670   2016-03-14   
541-635 A Toledo OR   670   2025-03-05   
541-635 0 Toledo OR   670   2008-03-03   
541-637 0 Roseburg OR   670   2007-07-18   
541-637 5 Roseburg OR   670   2008-05-29   
541-641 9 Yoncalla OR   670   2018-11-08   
541-649 1 Cottage Grove OR   670   2013-10-07   
541-649 8 Cottage Grove OR   670   2018-05-17   
541-658 5 Creswell OR   670   2014-11-03   
541-671 2 Roseburg OR   670   2012-07-16   
541-690 1 Medford OR   670   2008-05-09   
541-702 2 Jacksonville OR   670   2007-05-31   
541-708 0 Ashland OR   670   2007-05-31   
541-708 6 Ashland OR   670   2011-11-10   
541-727 7 Central Point OR   670   2007-05-31   
541-759 1 Lakeside OR   670   2008-05-30   
541-802 A Oakland OR   670   2025-03-05   
541-802 1 Oakland OR   670   2012-11-04   
541-804 3 Drain OR   670   2018-11-08   
541-808 A Coos Bay OR   670   2025-03-05   
541-808 0 Coos Bay OR   670   2008-05-30   
541-808 2 Coos Bay OR   670   2009-05-16   
541-808 3 Coos Bay OR   670   2012-01-13   
541-808 9 Coos Bay OR   670   2014-03-30   
541-813 1 Brookings OR   670   2008-05-30   
541-813 2 Brookings OR   670   2011-05-02   
541-816 4 Medford OR   670   2014-10-27   
541-824 1 Coquille OR   670   2010-07-01   
541-824 2 Coquille OR   670   2011-10-26   
541-824 3 Coquille OR   670   2012-06-17   
541-839 2 Canyonville OR   670   2012-12-27   
541-846 3 Provolt-Murphy OR   670   2008-08-26   
541-851 9 Klamath Falls OR   670   2016-03-24   
541-855 4 Gold Hill OR   670   2007-05-31   
541-860 7 Myrtle Creek OR   670   2012-12-27   
541-861 3 Milton-Freewater OR   676   2007-06-04   
541-874 1 Riddle OR   670   2012-12-27   
541-879 A White City OR   670   2025-03-05   
541-879 0 White City OR   670   2007-07-05   
541-879 1 White City OR   670   2008-07-25   
541-879 3 White City OR   670   2012-07-16   
541-887 2 Klamath Falls OR   670   2012-09-30   
541-897 A Phoenix OR   670   2025-03-05   
541-897 0 Phoenix OR   670   2007-06-18   
541-897 4 Phoenix OR   670   2012-04-03   
541-900 1 Roseburg OR   670   2015-05-04   
541-916 8 Grants Pass OR   670   2016-03-14   
541-973 2 Medford OR   670   2009-04-04   
541-991 3 Florence OR   670   2008-03-03   
573-204 3 Jackson MO   520   2006-01-08   
573-204 9 Jackson MO   520   2012-05-28   
573-207 0 Gravois Mills MO   520   2007-07-22   
573-212 9 Oran MO   520   2006-01-08   
573-218 9 Farmington MO   520   2005-12-22   
573-227 1 Marston MO   520   2006-01-08   
573-233 8 Charleston MO   520   2006-01-08   
573-261 3 St James MO   520   2008-08-24   
573-302 5 Lake Ozark-Osage Beach MO   520   2018-05-17   
573-310 6 Fulton MO   520   2015-11-02   
573-313 9 Benton MO   520   2006-01-08   
573-318 9 Chaffee MO   520   2006-01-08   
573-327 8 Flat River MO   520   2010-08-06   
573-327 9 Flat River MO   520   2005-12-22   
573-349 2 Patton MO   520   2022-05-04   
573-358 9 Bonne Terre MO   520   2006-01-08   
573-360 A East Prairie MO   520      
573-360 0 East Prairie MO   520   2006-01-08   
573-373 3 Laddonia MO   520   2017-01-12   
573-385 0 Lilbourn MO   520   2006-01-08   
573-386 9 Auxvasse MO   520   2019-05-28   
573-389 1 Oak Ridge MO   520   2022-05-01   
573-390 1 Old Appleton MO   520   2024-03-17   
573-397 4 Columbia MO   521   2012-03-03   
573-398 9 Scott City MO   520   2006-01-08   
573-401 2 St Marys MO   520   2024-01-14   
573-415 5 Jefferson City MO   521   2025-03-16   
573-423 1 Belleview MO   520   2024-07-07   
573-432 2 Ironton MO   520   2015-11-01   
573-468 0 Sullivan MO   520   2019-05-28   
573-475 7 Sikeston MO   520   2014-08-17   
573-475 8 Sikeston MO   520   2008-03-07   
573-475 9 Sikeston MO   520   2006-01-08   
573-488 0 Ashland MO   521   2016-09-25   
573-491 5 New Bloomfield MO   521   2025-03-01   
573-492 1 Martinsburg MO   520   2018-10-17   
573-502 A Gravois Mills MO   520      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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