Lookup Area Code 312, Central Office & Exchange Code 507

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.

312507 is phone number first 6-digit, in the full phone number 312507xxxx, 312 is the Area Code, 507 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) 507-

Primary City: Chicago, IL

Owned Company: Ameritech Illinois

County: Cook

Owned Type: Landline

Owned Carrier: Ameritech Illinois

Counties: Cook County

Full Zip Code: 60602 (25%), 60603 (25%), 60606 (25%), 60639 (25%)

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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312507 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, 312507-xxxx, 312 is the area code, 507 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)507-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

3125070003 3125070008 3125070002 3125070007 3125070000 3125070005 3125070009 3125070004 3125070001 3125070006 3125070013 3125070018 3125070012 3125070017 3125070010 3125070015 3125070019 3125070014 3125070011 3125070016 3125070023 3125070028 3125070022 3125070027 3125070020 3125070025 3125070029 3125070024 3125070021 3125070026 3125070033 3125070038 3125070032 3125070037 3125070030 3125070035 3125070039 3125070034 3125070031 3125070036 3125070043 3125070048 3125070042 3125070047 3125070040 3125070045 3125070049 3125070044 3125070041 3125070046 3125070053 3125070058 3125070052 3125070057 3125070050 3125070055 3125070059 3125070054 3125070051 3125070056 3125070063 3125070068 3125070062 3125070067 3125070060 3125070065 3125070069 3125070064 3125070061 3125070066 3125070073 3125070078 3125070072 3125070077 3125070070 3125070075 3125070079 3125070074 3125070071 3125070076 3125070083 3125070088 3125070082 3125070087 3125070080 3125070085 3125070089 3125070084 3125070081 3125070086 3125070093 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Above active phone number (312)507-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.