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
605-316 2 Iroquois SD SXFLSDCOXWX  506J TWILIO INTERNATIONAL, INC. 640   2021-02-22   
605-316 3 Iroquois SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-08-21   
605-316 4 Iroquois SD SXFLSDCOX6X  363J VALLEY COMMUNICATIONS, INC. D/B/A VALLEY FIBERCOM 640   2021-02-27   
605-316 5 Iroquois SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-08-21   
605-316 6 Iroquois SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-10-23   
605-316 7 Iroquois SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-03-13   
605-316 8 Iroquois SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-03-13   
605-316 9 Iroquois SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-06-27   
605-318 A Pierre SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-318 0 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-06-27   
605-318 1 Pierre SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2021-03-31   
605-318 2 Pierre SD SXFLSDCOXWX  506J TWILIO INTERNATIONAL, INC. 640   2021-02-22   
605-318 3 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-12-07   
605-318 4 Pierre SD SXFLSDPS1MD  939H COMMIO, LLC 640   2022-07-30   
605-318 5 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2020-12-07   
605-318 6 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-06-27   
605-318 7 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-03-08   
605-318 8 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-03-08   
605-318 9 Pierre SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640   2021-03-08   
605-319 A Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-319 0 Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2009-08-03   
605-319 1 Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2009-09-24   
605-319 6 Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2010-11-15   
605-319 8 Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2011-06-12   
605-319 9 Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2011-06-12   
605-321 A Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-322 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-323 A Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-323 0 Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-323 1 Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-323 2 Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-323 3 Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-323 4 Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640   2005-04-17   
605-323 5 Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2006-07-17   
605-323 6 Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-323 7 Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2006-03-29   
605-323 8 Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2006-03-06   
605-323 9 Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2006-06-26   
605-324 A Cresbard SD HGHMSDXADS1  1680 VENTURE COMMUNICATIONS COOPERATIVE 640      
605-325 A Pierpont SD BRTNSDXADS0  1680 VENTURE COMMUNICATIONS COOPERATIVE 640      
605-326 A Viborg SD VBRGSDXARS1  1660 FORT RANDALL TELCO DBA MT RUSHMORE TELEPHONE CO 640      
605-327 A Flyger SD LNNXSDXARS1  1652 CLARITY TELECOM, LLC DBA BLUEPEAK 640      
605-328 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-329 A Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 0 Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 1 Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 2 Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 3 Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 4 Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 5 Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      

<< 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: ISP Telecom

Like this site? We accept donations via PayPal.