Lookup Area Code 312, Central Office & Exchange Code 621

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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.

312621 is phone number first 6-digit, in the full phone number 312621xxxx, 312 is the Area Code, 621 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) 621-

Primary City: Chicago, IL

Owned Company: Ameritech Illinois

County: Cook

Owned Type: Landline

Owned Carrier: Ameritech Illinois

Counties: Cook County

Full Zip Code: 60606 (57%), 60602 (17%), 60603 (12%), 60601 (9%), 60611 (2%), 60661 (2%)

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 621

What do you want about the number 312621?

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How do you know Phone Lookuper?

312621 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, 312621-xxxx, 312 is the area code, 621 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)621-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

3126212003 3126212008 3126212002 3126212007 3126212000 3126212005 3126212009 3126212004 3126212001 3126212006 3126212013 3126212018 3126212012 3126212017 3126212010 3126212015 3126212019 3126212014 3126212011 3126212016 3126212023 3126212028 3126212022 3126212027 3126212020 3126212025 3126212029 3126212024 3126212021 3126212026 3126212033 3126212038 3126212032 3126212037 3126212030 3126212035 3126212039 3126212034 3126212031 3126212036 3126212043 3126212048 3126212042 3126212047 3126212040 3126212045 3126212049 3126212044 3126212041 3126212046 3126212053 3126212058 3126212052 3126212057 3126212050 3126212055 3126212059 3126212054 3126212051 3126212056 3126212063 3126212068 3126212062 3126212067 3126212060 3126212065 3126212069 3126212064 3126212061 3126212066 3126212073 3126212078 3126212072 3126212077 3126212070 3126212075 3126212079 3126212074 3126212071 3126212076 3126212083 3126212088 3126212082 3126212087 3126212080 3126212085 3126212089 3126212084 3126212081 3126212086 3126212093 3126212098 3126212092 3126212097 3126212090 3126212095 3126212099 3126212094 3126212091 3126212096 3126212103 3126212108 3126212102 3126212107 3126212100 3126212105 3126212109 3126212104 3126212101 3126212106 3126212113 3126212118 3126212112 3126212117 3126212110 3126212115 3126212119 3126212114 3126212111 3126212116 3126212123 3126212128 3126212122 3126212127 3126212120 3126212125 3126212129 3126212124 3126212121 3126212126 3126212133 3126212138 3126212132 3126212137 3126212130 3126212135 3126212139 3126212134 3126212131 3126212136 3126212143 3126212148 3126212142 3126212147 3126212140 3126212145 3126212149 3126212144 3126212141 3126212146 3126212153 3126212158 3126212152 3126212157 3126212150 3126212155 3126212159 3126212154 3126212151 3126212156 3126212163 3126212168 3126212162 3126212167 3126212160 3126212165 3126212169 3126212164 3126212161 3126212166 3126212173 3126212178 3126212172 3126212177 3126212170 3126212175 3126212179 3126212174 3126212171 3126212176 3126212183 3126212188 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Above active phone number (312)621-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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