Local Calling Guide
Area code/prefix search
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 71 72 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 605-902
| 1 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2024-04-14 |
|
| 605-902
| 2 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2024-04-14 |
|
| 605-902
| 3 |
Watertown |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2024-12-17 |
|
| 605-902
| 4 |
Watertown |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-06-23 |
|
| 605-902
| 5 |
Watertown |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-03-12 |
|
| 605-902
| 6 |
Watertown |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-05-02 |
|
| 605-902
| 7 |
Watertown |
SD |
SXFLSDCOLMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
640 |
|
2023-09-30 |
|
| 605-902
| 8 |
Watertown |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2022-11-14 |
|
| 605-902
| 9 |
Watertown |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2022-11-14 |
|
| 605-905
| A |
Sturgis |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
|
|
| 605-905
| 0 |
Sturgis |
SD |
SXFLSDPS1MD |
939H COMMIO, LLC |
640 |
|
2023-10-13 |
|
| 605-905
| 1 |
Sturgis |
SD |
SXFLSDPS1MD |
939H COMMIO, LLC |
640 |
|
2023-10-13 |
|
| 605-905
| 2 |
Sturgis |
SD |
SXFLSDPS1MD |
939H COMMIO, LLC |
640 |
|
2023-10-13 |
|
| 605-905
| 3 |
Sturgis |
SD |
SXFLSDPS1MD |
939H COMMIO, LLC |
640 |
|
2023-10-13 |
|
| 605-905
| 4 |
Sturgis |
SD |
SXFLSDPS1MD |
939H COMMIO, LLC |
640 |
|
2023-10-13 |
|
| 605-905
| 5 |
Sturgis |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2023-01-22 |
|
| 605-905
| 6 |
Sturgis |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-11-07 |
|
| 605-905
| 7 |
Sturgis |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-06-17 |
|
| 605-905
| 8 |
Sturgis |
SD |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2025-06-16 |
|
| 605-905
| 9 |
Sturgis |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2023-01-22 |
|
| 605-906
| A |
Sioux Falls |
SD |
SXFLSDCOXMD |
693G TELEPORT COMMUNICATIONS AMERICA SD-LLC |
640 |
|
|
|
| 605-906
| 0 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2012-10-15 |
|
| 605-906
| 1 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2012-10-15 |
|
| 605-906
| 2 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2014-01-20 |
|
| 605-906
| 3 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2014-01-27 |
|
| 605-906
| 4 |
Sioux Falls |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2015-07-22 |
|
| 605-906
| 5 |
Sioux Falls |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2015-09-10 |
|
| 605-906
| 6 |
Sioux Falls |
SD |
SXFLSDCOXMD |
693G TELEPORT COMMUNICATIONS AMERICA SD-LLC |
640 |
|
2012-03-29 |
|
| 605-906
| 7 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2014-02-24 |
|
| 605-906
| 8 |
Sioux Falls |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2014-11-29 |
|
| 605-909
| A |
Hill City |
SD |
SXFLSDPSCMD |
516J TON80 COMMUNICATIONS, LLC |
640 |
|
|
|
| 605-909
| 0 |
Hill City |
SD |
SXFLSDPSCMD |
516J TON80 COMMUNICATIONS, LLC |
640 |
|
2022-05-10 |
|
| 605-909
| 1 |
Hill City |
SD |
SXFLSDCOX2X |
073H TELNYX LLC |
640 |
|
2022-05-11 |
|
| 605-909
| 2 |
Hill City |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2023-08-20 |
|
| 605-909
| 3 |
Hill City |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-07-18 |
|
| 605-909
| 4 |
Hill City |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-07-18 |
|
| 605-909
| 5 |
Hill City |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-03-27 |
|
| 605-909
| 6 |
Hill City |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-09-15 |
|
| 605-909
| 7 |
Hill City |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-06-23 |
|
| 605-909
| 8 |
Hill City |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2022-11-12 |
|
| 605-909
| 9 |
Hill City |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-09-15 |
|
| 605-910
| A |
Sioux Falls |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
|
|
| 605-910
| 0 |
Sioux Falls |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2021-06-17 |
|
| 605-910
| 1 |
Sioux Falls |
SD |
SXFLSDCHMMD |
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2022-03-13 |
|
| 605-910
| 2 |
Sioux Falls |
SD |
SXFLSDCHMMD |
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2022-03-13 |
|
| 605-910
| 3 |
Sioux Falls |
SD |
SXFLSDCHMMD |
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2022-03-13 |
|
| 605-910
| 4 |
Sioux Falls |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2022-08-21 |
|
| 605-910
| 5 |
Sioux Falls |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2022-08-21 |
|
| 605-910
| 6 |
Sioux Falls |
SD |
SXFLSDCOXMD |
693G TELEPORT COMMUNICATIONS AMERICA SD-LLC |
640 |
|
2021-12-03 |
|
| 605-910
| 7 |
Sioux Falls |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2022-08-21 |
|
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Last updated: Wed, 04 Mar 2026 03:00:52 UTC
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