Lookup Area Code 203, Central Office & Exchange Code 421

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.

203421 is phone number first 6-digit, in the full phone number 203421xxxx, 203 is the Area Code, 421 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 203, determine the regional location

State: Connecticut

Region: Connecticut

Center City: Bridgeport, Danbury, Meriden

Area Code: 203 Area Code

State: Connecticut

Center City: New Haven

Phone Used: (203) 421-

Primary City: Madison, CT

Owned Company: Southern New England Telephone Co.

County: New Haven

Owned Type: Landline

Owned Carrier: Southern New England Telephone Co.

Counties: New Haven County

Full Zip Code: 06443 (99%)

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.

Submit a survey statistics service about area code 203, Central Office & Exchange Code 421

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How do you know Phone Lookuper?

203421 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, 203421-xxxx, 203 is the area code, 421 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, (203)421-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

2034218003 2034218008 2034218002 2034218007 2034218000 2034218005 2034218009 2034218004 2034218001 2034218006 2034218013 2034218018 2034218012 2034218017 2034218010 2034218015 2034218019 2034218014 2034218011 2034218016 2034218023 2034218028 2034218022 2034218027 2034218020 2034218025 2034218029 2034218024 2034218021 2034218026 2034218033 2034218038 2034218032 2034218037 2034218030 2034218035 2034218039 2034218034 2034218031 2034218036 2034218043 2034218048 2034218042 2034218047 2034218040 2034218045 2034218049 2034218044 2034218041 2034218046 2034218053 2034218058 2034218052 2034218057 2034218050 2034218055 2034218059 2034218054 2034218051 2034218056 2034218063 2034218068 2034218062 2034218067 2034218060 2034218065 2034218069 2034218064 2034218061 2034218066 2034218073 2034218078 2034218072 2034218077 2034218070 2034218075 2034218079 2034218074 2034218071 2034218076 2034218083 2034218088 2034218082 2034218087 2034218080 2034218085 2034218089 2034218084 2034218081 2034218086 2034218093 2034218098 2034218092 2034218097 2034218090 2034218095 2034218099 2034218094 2034218091 2034218096 2034218103 2034218108 2034218102 2034218107 2034218100 2034218105 2034218109 2034218104 2034218101 2034218106 2034218113 2034218118 2034218112 2034218117 2034218110 2034218115 2034218119 2034218114 2034218111 2034218116 2034218123 2034218128 2034218122 2034218127 2034218120 2034218125 2034218129 2034218124 2034218121 2034218126 2034218133 2034218138 2034218132 2034218137 2034218130 2034218135 2034218139 2034218134 2034218131 2034218136 2034218143 2034218148 2034218142 2034218147 2034218140 2034218145 2034218149 2034218144 2034218141 2034218146 2034218153 2034218158 2034218152 2034218157 2034218150 2034218155 2034218159 2034218154 2034218151 2034218156 2034218163 2034218168 2034218162 2034218167 2034218160 2034218165 2034218169 2034218164 2034218161 2034218166 2034218173 2034218178 2034218172 2034218177 2034218170 2034218175 2034218179 2034218174 2034218171 2034218176 2034218183 2034218188 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2034218634 2034218631 2034218636 2034218643 2034218648 2034218642 2034218647 2034218640 2034218645 2034218649 2034218644 2034218641 2034218646 2034218653 2034218658 2034218652 2034218657 2034218650 2034218655 2034218659 2034218654 2034218651 2034218656 2034218663 2034218668 2034218662 2034218667 2034218660 2034218665 2034218669 2034218664 2034218661 2034218666 2034218673 2034218678 2034218672 2034218677 2034218670 2034218675 2034218679 2034218674 2034218671 2034218676 2034218683 2034218688 2034218682 2034218687 2034218680 2034218685 2034218689 2034218684 2034218681 2034218686 2034218693 2034218698 2034218692 2034218697 2034218690 2034218695 2034218699 2034218694 2034218691 2034218696 2034218703 2034218708 2034218702 2034218707 2034218700 2034218705 2034218709 2034218704 2034218701 2034218706 2034218713 2034218718 2034218712 2034218717 2034218710 2034218715 2034218719 2034218714 2034218711 2034218716 2034218723 2034218728 2034218722 2034218727 2034218720 2034218725 2034218729 2034218724 2034218721 2034218726 2034218733 2034218738 2034218732 2034218737 2034218730 2034218735 2034218739 2034218734 2034218731 2034218736 2034218743 2034218748 2034218742 2034218747 2034218740 2034218745 2034218749 2034218744 2034218741 2034218746 2034218753 2034218758 2034218752 2034218757 2034218750 2034218755 2034218759 2034218754 2034218751 2034218756 2034218763 2034218768 2034218762 2034218767 2034218760 2034218765 2034218769 2034218764 2034218761 2034218766 2034218773 2034218778 2034218772 2034218777 2034218770 2034218775 2034218779 2034218774 2034218771 2034218776 2034218783 2034218788 2034218782 2034218787 2034218780 2034218785 2034218789 2034218784 2034218781 2034218786 2034218793 2034218798 2034218792 2034218797 2034218790 2034218795 2034218799 2034218794 2034218791 2034218796 2034218803 2034218808 2034218802 2034218807 2034218800 2034218805 2034218809 2034218804 2034218801 2034218806 2034218813 2034218818 2034218812 2034218817 2034218810 2034218815 2034218819 2034218814 2034218811 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Above active phone number (203)421-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.