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← Area code 620

620-490 phone numbers

Numbers 620-490-0000 to 620-490-9999 are assigned to United States Cellular in Burlington, KS. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 620-490-2xxx, 620-490-8xxx, 620-490-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 620-490