← Area code 970
970-838 phone numbers
Numbers 970-838-0000 to 970-838-9999 are assigned to Mcimetro Access Transmission Services LLC in Walden, CO. 4 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 970-838-2xxx, 970-838-4xxx, 970-838-5xxx, 970-838-6xxx, 970-838-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.