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: 7421 AT&T LOCAL

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
816-204 2 Kansas City MO   524      
816-204 3 Kansas City MO   524      
816-204 9 Kansas City MO   524      
816-388 8 Belton MO   524   2002-06-28   
816-569 7 Kansas City MO   524   2010-07-25   
816-569 8 Kansas City MO   524   2010-07-25   
816-600 A Lees Summit MO KSCYMO09DS1  524      
816-600 9 Lees Summit MO   524      
816-622 4 Blue Springs MO   524   2003-07-13   
816-708 6 Kansas City MO   524   2017-07-14   
816-857 A Liberty MO KSCYMO09DS2  524      
816-857 9 Liberty MO   524      
816-970 A Archie MO   524      
816-970 9 Archie MO   524   2014-02-18   
817-210 A Fort Worth TX FTWOTXEDDS4  552      
817-210 0 Fort Worth TX   552      
817-210 1 Fort Worth TX   552      
817-305 2 Grapevine TX   552   2003-10-28   
817-344 A Fort Worth TX FTWOTXEDDS4  552      
817-344 1 Fort Worth TX   552      
817-345 A North Richland Hills TX FTWOTXEDDS4  552      
817-345 9 North Richland Hills TX   552      
817-353 A Fort Worth TX FTWOTXEDDS4  552      
817-353 7 Fort Worth TX   552      
817-357 3 Cleburne TX   552   2005-07-22   
817-438 A Euless TX FTWOTXEDDS4  552      
817-438 5 Euless TX   552      
817-438 9 Euless TX   552      
817-539 4 Mansfield TX   552   2003-10-22   
817-541 A Roanoke TX FTWOTXEDDS4  552      
817-541 3 Roanoke TX   552      
817-697 A Keller TX FTWOTXEDDS4  552      
817-697 6 Keller TX   552      
817-757 A Weatherford TX FTWOTXEDDS4  552      
817-757 1 Weatherford TX   552      
817-761 A Alvarado TX FTWOTXEDDS4  552      
817-761 2 Alvarado TX   552      
817-772 A Atlas EMS TX FTWOTXEDDS6  552      
817-772 9 Atlas EMS TX   552   2003-03-29   
817-778 1 Grapevine TX   552   2003-11-13   
817-778 2 Grapevine TX   552   2003-11-13   
817-778 3 Grapevine TX   552   2003-11-13   
817-778 5 Grapevine TX   552   2004-02-21   
817-778 6 Grapevine TX   552   2004-02-21   
817-785 4 Euless TX   552   2008-05-01   
817-807 A Arlington TX FTWOTXEDDS4  552      
817-807 4 Arlington TX   552      
817-807 9 Arlington TX   552      
817-969 A Kennedale TX ADMSTX01DS1  552      
817-969 9 Kennedale TX   552      

<< 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 >>

Last updated: Sun, 29 Nov 2020 13:13:58 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.