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← Area code 605

605-549 phone numbers

Numbers 605-549-0000 to 605-549-9999 are assigned to Bandwidth.com CLEC, LLC in Spearfish, SD. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 605-549-3xxx, 605-549-4xxx, 605-549-6xxx, 605-549-7xxx, 605-549-9xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 605-549