Local Calling Guide
Area code/prefix search
De Smet, SD
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 605-854
| A |
DESMSDCORS1 |
9631 QWEST CORPORATION |
640 |
|
|
|
| 605-854
| 0 |
|
9631 QWEST CORPORATION |
640 |
|
|
|
| 605-854
| 1 |
|
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2012-02-04 |
|
| 605-854
| 2 |
|
580H AIRUS, INC. - SD |
640 |
|
2019-05-13 |
|
| 605-854
| 3 |
|
9631 QWEST CORPORATION |
640 |
|
|
|
| 605-854
| 4 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
640 |
|
2016-11-11 |
|
| 605-854
| 5 |
|
162G ONVOY, LLC - SD |
640 |
|
2009-05-28 |
|
| 605-854
| 6 |
|
920F MCC TELEPHONY OF THE MID-WEST, LLC - SD |
640 |
|
2010-07-31 |
|
| 605-854
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
640 |
|
2017-06-07 |
|
| 605-854
| 8 |
|
162G ONVOY, LLC - SD |
640 |
|
2011-09-15 |
|
| 605-854
| 9 |
|
9631 QWEST CORPORATION |
640 |
|
|
|
| 605-860
| A |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-860
| 0 |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-860
| 1 |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-860
| 2 |
|
363J VALLEY COMMUNICATIONS, INC. D/B/A VALLEY FIBERCOM |
640 |
|
2019-09-12 |
|
| 605-860
| 3 |
|
162G ONVOY, LLC - SD |
640 |
|
2012-12-19 |
|
| 605-860
| 4 |
|
073H TELNYX LLC |
640 |
|
2019-09-29 |
|
| 605-860
| 5 |
|
162G ONVOY, LLC - SD |
640 |
|
2021-07-08 |
|
| 605-860
| 7 |
|
624H ONVOY SPECTRUM, LLC |
640 |
|
2021-07-18 |
|
| 605-860
| 8 |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-860
| 9 |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-861
| A |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-861
| 0 |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-861
| 1 |
|
162G ONVOY, LLC - SD |
640 |
|
2021-03-13 |
|
| 605-861
| 2 |
|
162G ONVOY, LLC - SD |
640 |
|
2021-03-13 |
|
| 605-861
| 3 |
|
5180 LEVEL 3 COMMUNICATIONS, LLC - SD |
640 |
|
2023-01-07 |
|
| 605-861
| 4 |
|
162G ONVOY, LLC - SD |
640 |
|
2020-08-21 |
|
| 605-861
| 5 |
|
162G ONVOY, LLC - SD |
640 |
|
2020-08-21 |
|
| 605-861
| 6 |
|
162G ONVOY, LLC - SD |
640 |
|
2019-09-13 |
|
| 605-861
| 7 |
|
162G ONVOY, LLC - SD |
640 |
|
2013-12-16 |
|
| 605-861
| 8 |
|
162G ONVOY, LLC - SD |
640 |
|
2013-12-16 |
|
| 605-861
| 9 |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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