540-391 phone numbers

Numbers 540-391-0000 to 540-391-9999 are assigned to United States Cellular (rate centre CHRISTISBG, VA, NANPA abbreviation). 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 540-391-8xxx, 540-391-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 540-391