Lookup Area Code 312, Central Office & Exchange Code 525

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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.

312525 is phone number first 6-digit, in the full phone number 312525xxxx, 312 is the Area Code, 525 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) 525-

Primary City: Chicago, IL

Owned Company: Mcimetro Access Transmission Services LLC

County: Cook

Owned Type: Landline

Owned Carrier: Mcimetro Access Transmission Services LLC

Counties: Cook County

Full Zip Code: 60661, 60606

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

Too many area codes, map size limit, all area codes may not be displayed, only major area codes.

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Submit a survey statistics service about area code 312, Central Office & Exchange Code 525

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How do you know Phone Lookuper?

312525 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, 312525-xxxx, 312 is the area code, 525 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)525-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

3125252003 3125252008 3125252002 3125252007 3125252000 3125252005 3125252009 3125252004 3125252001 3125252006 3125252013 3125252018 3125252012 3125252017 3125252010 3125252015 3125252019 3125252014 3125252011 3125252016 3125252023 3125252028 3125252022 3125252027 3125252020 3125252025 3125252029 3125252024 3125252021 3125252026 3125252033 3125252038 3125252032 3125252037 3125252030 3125252035 3125252039 3125252034 3125252031 3125252036 3125252043 3125252048 3125252042 3125252047 3125252040 3125252045 3125252049 3125252044 3125252041 3125252046 3125252053 3125252058 3125252052 3125252057 3125252050 3125252055 3125252059 3125252054 3125252051 3125252056 3125252063 3125252068 3125252062 3125252067 3125252060 3125252065 3125252069 3125252064 3125252061 3125252066 3125252073 3125252078 3125252072 3125252077 3125252070 3125252075 3125252079 3125252074 3125252071 3125252076 3125252083 3125252088 3125252082 3125252087 3125252080 3125252085 3125252089 3125252084 3125252081 3125252086 3125252093 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Above active phone number (312)525-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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