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PHONE NUMBER PREFIXES IN THE 312 AREA CODE

Thousand digits 312-372 Area Code & Prefix

(312) 372-0xxx
(312) 372-1xxx
(312) 372-2xxx
(312) 372-3xxx
(312) 372-4xxx
(312) 372-5xxx
(312) 372-6xxx
(312) 372-7xxx
(312) 372-8xxx
(312) 372-9xxx