Lookup Area Code 773, Central Office & Exchange Code 721

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.

773721 is phone number first 6-digit, in the full phone number 773721xxxx, 773 is the Area Code, 721 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 773, determine the regional location

State: Illinois

Region: Illinois

Center City: Chicago

Area Code: 773 Area Code

State: Illinois

Center City: Chicago

Phone Used: (773) 721-

Primary City: Chicago, IL

Owned Company: Ameritech Illinois

County: Cook

Owned Type: Landline

Owned Carrier: Ameritech Illinois

Counties: Cook County

Full Zip Code: 60617 (65%), 60649 (24%), 60619 (9%)

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 773, Central Office & Exchange Code 721

What do you want about the number 773721?

What is the reason you lookup?

How do you know Phone Lookuper?

773721 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, 773721-xxxx, 773 is the area code, 721 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, (773)721-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

7737216003 7737216008 7737216002 7737216007 7737216000 7737216005 7737216009 7737216004 7737216001 7737216006 7737216013 7737216018 7737216012 7737216017 7737216010 7737216015 7737216019 7737216014 7737216011 7737216016 7737216023 7737216028 7737216022 7737216027 7737216020 7737216025 7737216029 7737216024 7737216021 7737216026 7737216033 7737216038 7737216032 7737216037 7737216030 7737216035 7737216039 7737216034 7737216031 7737216036 7737216043 7737216048 7737216042 7737216047 7737216040 7737216045 7737216049 7737216044 7737216041 7737216046 7737216053 7737216058 7737216052 7737216057 7737216050 7737216055 7737216059 7737216054 7737216051 7737216056 7737216063 7737216068 7737216062 7737216067 7737216060 7737216065 7737216069 7737216064 7737216061 7737216066 7737216073 7737216078 7737216072 7737216077 7737216070 7737216075 7737216079 7737216074 7737216071 7737216076 7737216083 7737216088 7737216082 7737216087 7737216080 7737216085 7737216089 7737216084 7737216081 7737216086 7737216093 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Above active phone number (773)721-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.