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.

NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-302 2 Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-302 3 Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-302 4 Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-302 5 Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-302 6 Redfield SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2012-12-19   
605-302 7 Redfield SD SXFLSDCOLMD  508J CENTURYLINK COMMUNICATIONS, LLC 640   2017-06-07   
605-302 8 Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-302 9 Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-303 A Watertown SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-303 0 Watertown SD SXFLSDCHVMD  5562 METROPCS, INC. 640   2021-03-08   
605-303 1 Watertown SD SXFLSDCHMMD  6701 AERIAL COMMUNICATIONS, INC. 640   2021-02-08   
605-303 2 Watertown SD SXFLSDCHMMD  6701 AERIAL COMMUNICATIONS, INC. 640   2021-02-08   
605-303 3 Watertown SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2024-02-10   
605-303 4 Watertown SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2021-04-02   
605-303 5 Watertown SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-10-23   
605-303 6 Watertown SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-08-20   
605-303 7 Watertown SD SXFLSDPS4MD  197D VONAGE AMERICA LLC 640   2022-07-18   
605-303 8 Watertown SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-07-10   
605-303 9 Watertown SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2021-04-13   
605-304 A White SD CLLKSDXA0MD  920F MCC TELEPHONY OF THE MID-WEST, LLC - SD 640      
605-304 1 White SD CLLKSDXA0MD  920F MCC TELEPHONY OF THE MID-WEST, LLC - SD 640   2010-09-26   
605-305 A Sioux Falls SD SXFLSDPS0MD  073H TELNYX LLC 640      
605-305 0 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2017-08-03   
605-305 1 Sioux Falls SD SXFLSDPS0MD  073H TELNYX LLC 640   2017-02-11   
605-305 2 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2017-08-03   
605-305 3 Sioux Falls SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2017-11-04   
605-305 4 Sioux Falls SD SXFLSDCHIMD  106F BANDWIDTH.COM CLEC, LLC - SD 640   2019-05-31   
605-305 5 Sioux Falls SD SXFLSDCOQMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 640   2017-04-10   
605-305 6 Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2018-11-19   
605-305 7 Sioux Falls SD SXFLSDCOCMD  551G NUSO, LLC 640   2018-03-06   
605-305 8 Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2018-09-24   
605-305 9 Sioux Falls SD SXFLSDPSDS1  580H AIRUS, INC. - SD 640   2018-10-05   
605-306 A Sioux Falls SD VBRGSDAADS0  7024 CLARITY TELECOM, LLC DBA BLUEPEAK 640      
605-307 A Hill City SD SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-307 0 Hill City SD SXFLSDCOXWX  506J TWILIO INTERNATIONAL, INC. 640   2021-02-22   
605-307 1 Hill City SD SXFLSDPSDS1  580H AIRUS, INC. - SD 640   2019-06-16   
605-307 2 Hill City SD SXFLSDCORMD  5180 LEVEL 3 COMMUNICATIONS, LLC - SD 640   2020-11-13   
605-307 3 Hill City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-08-21   
605-307 4 Hill City SD SXFLSDPS0MD  073H TELNYX LLC 640   2019-09-29   
605-307 5 Hill City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-08-21   
605-307 6 Hill City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-10-23   
605-307 7 Hill City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-12-07   
605-307 8 Hill City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-02-12   
605-307 9 Hill City SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-02-12   
605-308 A North Sioux City SD SXCYIA78X9X  6529 T-MOBILE USA, INC. 630      
605-308 0 North Sioux City SD SXCYIADT9MD  162G ONVOY, LLC - SD 630   2023-08-20   
605-308 5 North Sioux City SD SXCYIADTKMD  693G TELEPORT COMMUNICATIONS AMERICA SD-LLC 630   2022-09-02   
605-308 6 North Sioux City SD SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2022-07-28   
605-308 7 North Sioux City SD SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2022-07-28   
605-308 8 North Sioux City SD SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2022-07-28   

<< 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 >>

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.