Lookup Area Code 312, Central Office & Exchange Code 504

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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.

312504 is phone number first 6-digit, in the full phone number 312504xxxx, 312 is the Area Code, 504 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) 504-

Primary City: Chicago, IL

Owned Company: New Cingular Wireless PCS

County: Cook

Owned Type: Cell Number

Owned Carrier: New Cingular Wireless PCS, LLC - IL

Counties: Cook County

Full Zip Code: 60603, 60605

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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312504 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, 312504-xxxx, 312 is the area code, 504 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)504-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

3125040003 3125040008 3125040002 3125040007 3125040000 3125040005 3125040009 3125040004 3125040001 3125040006 3125040013 3125040018 3125040012 3125040017 3125040010 3125040015 3125040019 3125040014 3125040011 3125040016 3125040023 3125040028 3125040022 3125040027 3125040020 3125040025 3125040029 3125040024 3125040021 3125040026 3125040033 3125040038 3125040032 3125040037 3125040030 3125040035 3125040039 3125040034 3125040031 3125040036 3125040043 3125040048 3125040042 3125040047 3125040040 3125040045 3125040049 3125040044 3125040041 3125040046 3125040053 3125040058 3125040052 3125040057 3125040050 3125040055 3125040059 3125040054 3125040051 3125040056 3125040063 3125040068 3125040062 3125040067 3125040060 3125040065 3125040069 3125040064 3125040061 3125040066 3125040073 3125040078 3125040072 3125040077 3125040070 3125040075 3125040079 3125040074 3125040071 3125040076 3125040083 3125040088 3125040082 3125040087 3125040080 3125040085 3125040089 3125040084 3125040081 3125040086 3125040093 3125040098 3125040092 3125040097 3125040090 3125040095 3125040099 3125040094 3125040091 3125040096 3125040103 3125040108 3125040102 3125040107 3125040100 3125040105 3125040109 3125040104 3125040101 3125040106 3125040113 3125040118 3125040112 3125040117 3125040110 3125040115 3125040119 3125040114 3125040111 3125040116 3125040123 3125040128 3125040122 3125040127 3125040120 3125040125 3125040129 3125040124 3125040121 3125040126 3125040133 3125040138 3125040132 3125040137 3125040130 3125040135 3125040139 3125040134 3125040131 3125040136 3125040143 3125040148 3125040142 3125040147 3125040140 3125040145 3125040149 3125040144 3125040141 3125040146 3125040153 3125040158 3125040152 3125040157 3125040150 3125040155 3125040159 3125040154 3125040151 3125040156 3125040163 3125040168 3125040162 3125040167 3125040160 3125040165 3125040169 3125040164 3125040161 3125040166 3125040173 3125040178 3125040172 3125040177 3125040170 3125040175 3125040179 3125040174 3125040171 3125040176 3125040183 3125040188 3125040182 3125040187 3125040180 3125040185 3125040189 3125040184 3125040181 3125040186 3125040193 3125040198 3125040192 3125040197 3125040190 3125040195 3125040199 3125040194 3125040191 3125040196 3125040203 3125040208 3125040202 3125040207 3125040200 3125040205 3125040209 3125040204 3125040201 3125040206 3125040213 3125040218 3125040212 3125040217 3125040210 3125040215 3125040219 3125040214 3125040211 3125040216 3125040223 3125040228 3125040222 3125040227 3125040220 3125040225 3125040229 3125040224 3125040221 3125040226 3125040233 3125040238 3125040232 3125040237 3125040230 3125040235 3125040239 3125040234 3125040231 3125040236 3125040243 3125040248 3125040242 3125040247 3125040240 3125040245 3125040249 3125040244 3125040241 3125040246 3125040253 3125040258 3125040252 3125040257 3125040250 3125040255 3125040259 3125040254 3125040251 3125040256 3125040263 3125040268 3125040262 3125040267 3125040260 3125040265 3125040269 3125040264 3125040261 3125040266 3125040273 3125040278 3125040272 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3125040634 3125040631 3125040636 3125040643 3125040648 3125040642 3125040647 3125040640 3125040645 3125040649 3125040644 3125040641 3125040646 3125040653 3125040658 3125040652 3125040657 3125040650 3125040655 3125040659 3125040654 3125040651 3125040656 3125040663 3125040668 3125040662 3125040667 3125040660 3125040665 3125040669 3125040664 3125040661 3125040666 3125040673 3125040678 3125040672 3125040677 3125040670 3125040675 3125040679 3125040674 3125040671 3125040676 3125040683 3125040688 3125040682 3125040687 3125040680 3125040685 3125040689 3125040684 3125040681 3125040686 3125040693 3125040698 3125040692 3125040697 3125040690 3125040695 3125040699 3125040694 3125040691 3125040696 3125040703 3125040708 3125040702 3125040707 3125040700 3125040705 3125040709 3125040704 3125040701 3125040706 3125040713 3125040718 3125040712 3125040717 3125040710 3125040715 3125040719 3125040714 3125040711 3125040716 3125040723 3125040728 3125040722 3125040727 3125040720 3125040725 3125040729 3125040724 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Above active phone number (312)504-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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