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Area Code 312 Phone Lookup

Illinois, United States

Explore phone numbers, prefixes, and caller activity in New Jersey. View detailed exchange information and community reports for this area code.

Available Prefixes in This Area

Each prefix represents a group of phone numbers tied to a specific carrier and location.

Wireless

(312) 231

City: Schaumburg

County: Cook

Carrier: New Cingular Wireless Pcs Llc - Il

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Wireless

(312) 237

City: Hickory Hills

County: Cook

Carrier: Cellco Partnership Dba Verizon Wireless - Il

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Landline

(312) 238

City: Arlington Heights

County: Cook

Carrier: Broadwing Communications Llc - Il

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