Prefix 605-644

There are 2 phone numbers within prefix 605-644 that have resulted in reports by users.
 
The location of calls from 605-644 is Spearfish, South Dakota, USA. Most numbers in this area code are in US Central time, where the time is currently 7:13:56 PM on June 11, 2026. The telco provider for 605-644 is Qwest Corporation.
 
Choose a phone number from the list below to browse user reports for 605-644. You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.