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 |
| 605-953
| 9 |
Hartford |
SD |
SXFLSDCHMMD |
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2016-06-20 |
|
| 605-954
| A |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
|
|
| 605-954
| 0 |
Watertown |
SD |
SXFLSDPS0MD |
073H TELNYX LLC |
640 |
|
2017-03-31 |
|
| 605-954
| 1 |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2019-05-10 |
|
| 605-954
| 2 |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2019-06-16 |
|
| 605-954
| 3 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2019-11-07 |
|
| 605-954
| 4 |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2015-05-28 |
|
| 605-954
| 5 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2019-09-13 |
|
| 605-954
| 6 |
Watertown |
SD |
SXFLSDCOXMD |
693G TELEPORT COMMUNICATIONS AMERICA SD-LLC |
640 |
|
2017-09-01 |
|
| 605-954
| 7 |
Watertown |
SD |
SXFLSDCOLMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
640 |
|
2017-06-08 |
|
| 605-954
| 8 |
Watertown |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2017-12-07 |
|
| 605-954
| 9 |
Watertown |
SD |
WTTWSDCO0MD |
907D INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. |
640 |
|
2019-09-23 |
|
| 605-955
| A |
Mound City |
SD |
HRRDSDXADS1 |
1685 VALLEY TELECOM COOP. ASSN., INC. |
640 |
|
|
|
| 605-956
| A |
Watertown |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-956
| 0 |
Watertown |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2008-11-15 |
|
| 605-956
| 1 |
Watertown |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2009-09-11 |
|
| 605-956
| 2 |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2010-10-09 |
|
| 605-956
| 3 |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2010-02-19 |
|
| 605-956
| 4 |
Watertown |
SD |
SXFLSDCORMD |
5180 LEVEL 3 COMMUNICATIONS, LLC - SD |
640 |
|
2013-07-01 |
|
| 605-956
| 5 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2009-05-28 |
|
| 605-956
| 6 |
Watertown |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
2010-11-15 |
|
| 605-956
| 7 |
Watertown |
SD |
SXFLSDCHIMD |
106F BANDWIDTH.COM CLEC, LLC - SD |
640 |
|
2013-09-14 |
|
| 605-956
| 8 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2012-01-30 |
|
| 605-956
| 9 |
Watertown |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2013-09-15 |
|
| 605-957
| A |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 0 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 1 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 2 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 3 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 4 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 5 |
Beresford Rural |
SD |
SXFLSDCONMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
640 |
|
|
|
| 605-957
| 6 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 7 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-957
| 9 |
Beresford Rural |
SD |
LNNXSDXARS1 |
1652 CLARITY TELECOM, LLC DBA BLUEPEAK |
640 |
|
|
|
| 605-960
| A |
Huron |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
|
|
| 605-960
| 0 |
Huron |
SD |
SXFLSDPS5MD |
145J TERRA NOVA TELECOM INC. |
640 |
|
2024-11-15 |
|
| 605-960
| 2 |
Huron |
SD |
SXFLSDPSDS1 |
580H AIRUS, INC. - SD |
640 |
|
2018-03-01 |
|
| 605-960
| 6 |
Huron |
SD |
SXFLSDPS5MD |
145J TERRA NOVA TELECOM INC. |
640 |
|
2024-05-10 |
|
| 605-960
| 7 |
Huron |
SD |
SXFLSDCOLMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
640 |
|
2017-06-22 |
|
| 605-961
| A |
Sioux Falls |
SD |
SXFLSDPS4MD |
197D VONAGE AMERICA LLC |
640 |
|
|
|
| 605-961
| 0 |
Sioux Falls |
SD |
SXFLSDPS4MD |
197D VONAGE AMERICA LLC |
640 |
|
2018-08-12 |
|
| 605-961
| 1 |
Sioux Falls |
SD |
|
6701 AERIAL COMMUNICATIONS, INC. |
640 |
|
2025-07-10 |
|
| 605-961
| 2 |
Sioux Falls |
SD |
SXFLSDPSDS1 |
580H AIRUS, INC. - SD |
640 |
|
2018-12-22 |
|
| 605-961
| 3 |
Sioux Falls |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2018-10-08 |
|
| 605-961
| 4 |
Sioux Falls |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2018-10-08 |
|
| 605-961
| 5 |
Sioux Falls |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2018-10-08 |
|
| 605-961
| 6 |
Sioux Falls |
SD |
SXFLSDCOTMD |
162G ONVOY, LLC - SD |
640 |
|
2018-10-08 |
|
| 605-961
| 7 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2018-09-03 |
|
| 605-961
| 8 |
Sioux Falls |
SD |
SXFLSDCOX9X |
6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD |
640 |
|
2018-09-03 |
|
| 605-961
| 9 |
Sioux Falls |
SD |
SXFLSDPSDS1 |
580H AIRUS, INC. - SD |
640 |
|
2020-06-19 |
|
<< 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 >>
Last updated: Thu, 05 Feb 2026 23:41:55 UTC
Sponsored by: Execulink Telecom
Like this site? We accept donations via PayPal.