Lookup Area Code 312, Central Office & Exchange Code 850

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The area code indicates the regional location of the phone number. According to NANP, there are 405 area codes in North America.

Of these, 326 are in the US, 42 are in Canada, 17 are non-geographic virtual number, and 20 are others(mostly Caribbean).

The number of area codes is different for each area, in the future, the area with the most phone number users will have more area codes.

312850 is phone number first 6-digit, in the full phone number 312850xxxx, 312 is the Area Code, 850 is the Central Office & Exchange Code, xxxx is the subscriber number.

All North American phone numbers are in a three-part format.

Determine the phone number format, it can accurately lookup phone number information.

According to area code 312, determine the regional location

State: Illinois

Region: Illinois

Center City: Chicago

Area Code: 312 Area Code

State: Illinois

Center City: Chicago

Phone Used: (312) 850-

Primary City: Chicago, IL

Owned Company: Ameritech Illinois

County: Cook

Owned Type: Landline

Owned Carrier: Ameritech Illinois

Counties: Cook County

Full Zip Code: 60607 (35%), 60622 (23%), 60608 (20%), 60612 (19%), 60616 (2%)

State & Region & County & City & Location map with Area Code

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312850 is the first 6-digit of the phone number, it can only lookup the regional location.

Lookup a phone number, the number must be complete. The full phone number is 10-digit, 312850-xxxx, 312 is the area code, 850 is the central office number, telephone exchange code, the last four digits, xxxx is the subscriber number, real phone users number.

Below is the complete, (312)850-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

3128503003 3128503008 3128503002 3128503007 3128503000 3128503005 3128503009 3128503004 3128503001 3128503006 3128503013 3128503018 3128503012 3128503017 3128503010 3128503015 3128503019 3128503014 3128503011 3128503016 3128503023 3128503028 3128503022 3128503027 3128503020 3128503025 3128503029 3128503024 3128503021 3128503026 3128503033 3128503038 3128503032 3128503037 3128503030 3128503035 3128503039 3128503034 3128503031 3128503036 3128503043 3128503048 3128503042 3128503047 3128503040 3128503045 3128503049 3128503044 3128503041 3128503046 3128503053 3128503058 3128503052 3128503057 3128503050 3128503055 3128503059 3128503054 3128503051 3128503056 3128503063 3128503068 3128503062 3128503067 3128503060 3128503065 3128503069 3128503064 3128503061 3128503066 3128503073 3128503078 3128503072 3128503077 3128503070 3128503075 3128503079 3128503074 3128503071 3128503076 3128503083 3128503088 3128503082 3128503087 3128503080 3128503085 3128503089 3128503084 3128503081 3128503086 3128503093 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Above active phone number (312)850-xxxx list, from the telephone operator number database. Phone Lookuper does not provide number identification services. If you have any questions about this information, welcome to contact us.


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