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PHONE NUMBER PREFIXES IN THE 312 AREA CODE

Thousand digits 312-983 Area Code & Prefix

(312) 983-0xxx
(312) 983-1xxx
(312) 983-2xxx
(312) 983-3xxx
(312) 983-4xxx
(312) 983-5xxx
(312) 983-6xxx
(312) 983-7xxx
(312) 983-8xxx
(312) 983-9xxx