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 73 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 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 |
|
| 605-317
| A |
Mitchell |
SD |
|
162G ONVOY, LLC - SD |
640 |
|
2025-04-11 |
|
| 605-317
| 0 |
Mitchell |
SD |
|
162G ONVOY, LLC - SD |
640 |
|
2025-04-11 |
|
| 605-317
| 1 |
Mitchell |
SD |
|
162G ONVOY, LLC - SD |
640 |
|
2025-04-11 |
|
| 605-317
| 2 |
Mitchell |
SD |
|
162G ONVOY, LLC - SD |
640 |
|
2025-04-11 |
|
| 605-317
| 3 |
Mitchell |
SD |
|
162G ONVOY, LLC - SD |
640 |
|
2025-04-11 |
|
| 605-317
| 4 |
Mitchell |
SD |
|
580H AIRUS, INC. - SD |
640 |
|
2025-05-12 |
|
| 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 |
SXFLSDCOX0X |
624H ONVOY SPECTRUM, LLC |
640 |
|
2024-12-20 |
|
| 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 |
|
| 605-320
| A |
Brookings |
SD |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2025-10-03 |
|
| 605-320
| 0 |
Brookings |
SD |
|
145J TERRA NOVA TELECOM INC. |
640 |
|
2025-10-11 |
|
| 605-320
| 1 |
Brookings |
SD |
|
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2026-02-06 |
|
| 605-320
| 9 |
Brookings |
SD |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2025-10-03 |
|
| 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 |
|
|
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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