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: 516C AT&T CORP.

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
517-797 6 Hillsdale MI   346   2011-09-30   
517-852 5 Nashville MI   346   2011-09-30   
517-878 3 Leslie MI   346   2013-11-08   
517-883 5 Mason MI   346   2011-09-30   
517-955 5 Dansville MI   346   2011-09-30   
517-983 5 Charlotte MI   346   2011-09-30   
517-995 5 Jonesville MI   346   2011-10-14   
530-212 5 Winters CA   726   2011-05-27   
530-213 6 North Tahoe: Brockway DA CA   726   2011-05-27   
530-235 7 Dunsmuir CA   724   2011-08-05   
530-276 0 Redding CA   724   2011-06-20   
530-288 5 Camptonville CA   726   2011-09-26   
530-292 2 North San Juan CA   726   2011-09-26   
530-293 5 Placerville: Kyburz DA CA   726   2013-02-17   
530-330 7 Willows CA   724   2012-12-03   
530-334 9 Georgetown CA   726   2011-09-26   
530-347 8 Cottonwood CA   724   2013-02-17   
530-387 A Shingle Springs CA SCRMCA01X1Z  726      
530-387 7 Shingle Springs CA   726   2008-06-10   
530-394 5 Quincy CA   724   2011-08-05   
530-408 3 Weed CA   724   2012-12-03   
530-427 5 Soda Springs CA   726   2011-05-27   
530-436 8 Grenada CA   724   2013-02-17   
530-441 5 Marysville CA   726   2016-07-27   
530-447 A Alleghany CA SCRMCA01XOY  726   2009-12-20   
530-447 7 Alleghany CA   726   2009-12-20   
530-459 9 Montague CA   724   2011-08-05   
530-461 A Bangor CA CHICCA780MD  724   2012-02-11   
530-461 7 Bangor CA   724   2012-02-16   
530-470 6 Nevada City CA   726   2011-05-27   
530-479 5 Verdi CA   720   2011-08-23   
530-483 7 Wheatland CA   726   2007-03-01   
530-487 A Chico CA CHICCA014MD  724   2010-11-15   
530-487 7 Chico CA   724   2010-11-15   
530-507 3 Esparto CA   726   2011-05-27   
530-563 5 Truckee CA   726   2011-05-27   
530-576 3 Los Molinos CA   724   2011-08-05   
530-578 A South Tahoe CA SCRMCA01XOY  726      
530-578 0 South Tahoe CA   726      
530-580 5 North Tahoe: Tahoe City DA CA   726   2011-05-27   
530-586 7 Corning CA   724   2011-06-20   
530-617 5 Live Oak CA   726   2011-05-27   
530-639 6 Smartsville CA   726   2011-09-26   
530-643 8 Yreka CA   724   2011-06-20   
530-645 7 Marysville CA   726   2007-03-01   
530-650 8 Woodland CA   726   2015-03-10   
530-652 5 Grass Valley: South DA CA   726   2011-05-27   
530-655 3 Nicolaus CA   726   2011-09-26   
530-665 6 Woodland CA   726   2006-06-30   
530-686 6 Homewood CA   726   2011-05-27   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.