– phone area 312-434
📌,
🔎Click to zoom
📌

Area code 312-434 is assigned to , .

Main city:
Timezone: Central
Phone type: Unknown
Operator: Sprint Spectrum L.p.

North American Area code 312 is the area code for downtown Chicago, which includes the Chicago Loop and its immediate environs. It is completely surrounded by area code 773, which serves the rest of Chicago. 312 is an enclave area code, similar to area code 213 in Los Angeles and area code 210 in San Antonio. It is roughly bounded by North Avenue on the north, Ashland Avenue on the west, and 31st Street on the south, with Lake Michigan to the east. In terms of geographic area covered, 312 is one of the smallest area codes in the nation, encompassing only a few square miles. source

Phone number full length is 10 digits: (312) 434-xxxx

International format length is 11 digits: +1 (312) 434-xxxx

Number can be also written as: 312-434, 312434, +1-312-434

Most requested numbers in the neighborhood:
312-434-4192, 312-434-7669, 312-434-5971, 312-434-3970, 312-434-4497