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.

7737211003 7737211008 7737211002 7737211007 7737211000 7737211005 7737211009 7737211004 7737211001 7737211006 7737211013 7737211018 7737211012 7737211017 7737211010 7737211015 7737211019 7737211014 7737211011 7737211016 7737211023 7737211028 7737211022 7737211027 7737211020 7737211025 7737211029 7737211024 7737211021 7737211026 7737211033 7737211038 7737211032 7737211037 7737211030 7737211035 7737211039 7737211034 7737211031 7737211036 7737211043 7737211048 7737211042 7737211047 7737211040 7737211045 7737211049 7737211044 7737211041 7737211046 7737211053 7737211058 7737211052 7737211057 7737211050 7737211055 7737211059 7737211054 7737211051 7737211056 7737211063 7737211068 7737211062 7737211067 7737211060 7737211065 7737211069 7737211064 7737211061 7737211066 7737211073 7737211078 7737211072 7737211077 7737211070 7737211075 7737211079 7737211074 7737211071 7737211076 7737211083 7737211088 7737211082 7737211087 7737211080 7737211085 7737211089 7737211084 7737211081 7737211086 7737211093 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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.