SPEARFISH prefixes in area code 605
NANPA records 20 assigned NXX blocks to rate center SPEARFISH in area code 605, 2.7% of the 745 blocks assigned in the code. A rate center is the billing geography a block is allocated to – NANPA truncates the name to ten characters, so read it as a NANPA label rather than a town. 7 holders hold those blocks, the largest being CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (6), QWEST CORPORATION (5), MIDCONTINENT COMMUNICATIONS. - SD (3). The earliest assignment on record here is 2001-02-07 and the most recent 2010-02-12. 13 of them are in thousands-block pooling, so those prefixes are shared between carriers in 1,000-number lots.
Prefixes assigned here
| Prefix | Holder of record | Assigned | Pooled | In service |
|---|---|---|---|---|
| 605-269 | Lumen QWEST CORPORATION | – | yes | yes |
| 605-340 | Onvoy ONVOY, LLC - SD | 2001-02-07 | yes | yes |
| 605-443 | MIDCONTINENT COMMUNICATIONS. - SD | – | yes | yes |
| 605-549 | Bandwidth BANDWIDTH.COM CLEC, LLC - SD | 2010-02-12 | yes | yes |
| 605-559 | MIDCONTINENT COMMUNICATIONS. - SD | 2006-10-06 | no | yes |
| 605-566 | Onvoy ONVOY, LLC - SD | – | yes | yes |
| 605-571 | MIDCONTINENT COMMUNICATIONS. - SD | – | yes | yes |
| 605-578 | Lumen QWEST CORPORATION | – | yes | yes |
| 605-580 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | – | yes | yes |
| 605-584 | Lumen QWEST CORPORATION | – | no | yes |
| 605-591 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | – | yes | yes |
| 605-631 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | – | yes | yes |
| 605-639 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | – | yes | yes |
| 605-641 | AT&T NEW CINGULAR WIRELESS PCS, LLC - IL | – | no | yes |
| 605-642 | Lumen QWEST CORPORATION | – | no | yes |
| 605-644 | Lumen QWEST CORPORATION | – | yes | yes |
| 605-645 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | – | no | yes |
| 605-717 | CLARITY TELECOM, LLC DBA BLUEPEAK | 2001-07-06 | no | yes |
| 605-722 | CLARITY TELECOM, LLC DBA BLUEPEAK | – | no | yes |
| 605-920 | Verizon CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | – | yes | yes |
The holder is who received the block from the numbering administrator. It is not necessarily the carrier serving a given number: numbers move with their owners, and a pooled block is shared.
Who holds the blocks
| Holder | Brand | Blocks | Share here |
|---|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD | Verizon | 6 | 30% |
| QWEST CORPORATION | Lumen | 5 | 25% |
| MIDCONTINENT COMMUNICATIONS. - SD | – | 3 | 15% |
| ONVOY, LLC - SD | Onvoy | 2 | 10% |
| CLARITY TELECOM, LLC DBA BLUEPEAK | – | 2 | 10% |
| BANDWIDTH.COM CLEC, LLC - SD | Bandwidth | 1 | 5% |
| NEW CINGULAR WIRELESS PCS, LLC - IL | AT&T | 1 | 5% |
Frequently asked
Which prefixes belong to SPEARFISH in area code 605?
20 blocks: 269, 340, 443, 549, 559, 566, 571, 578, 580, 584, 591, 631 and 8 more, all listed in the table above.
Which carriers have numbers in SPEARFISH?
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD (6 blocks), QWEST CORPORATION (5 blocks), MIDCONTINENT COMMUNICATIONS. - SD (3 blocks), ONVOY, LLC - SD (2 blocks), CLARITY TELECOM, LLC DBA BLUEPEAK (2 blocks), BANDWIDTH.COM CLEC, LLC - SD (1 block). These are the holders on record; the carrier actually serving a given number can differ, because numbers move with their owners.
Is SPEARFISH a city?
It is a rate center – the unit NANPA allocates number blocks to. Its name is abbreviated to ten characters and is not necessarily a settlement: we print it as recorded rather than guess at the full name.