← Area code 417
417-583 phone numbers
Numbers 417-583-0000 to 417-583-9999 are assigned to Southwestern Bell in Clever, MO. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 417-583-0xxx, 417-583-1xxx, 417-583-4xxx, 417-583-5xxx, 417-583-6xxx, 417-583-7xxx, 417-583-8xxx, 417-583-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.