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.

7737215003 7737215008 7737215002 7737215007 7737215000 7737215005 7737215009 7737215004 7737215001 7737215006 7737215013 7737215018 7737215012 7737215017 7737215010 7737215015 7737215019 7737215014 7737215011 7737215016 7737215023 7737215028 7737215022 7737215027 7737215020 7737215025 7737215029 7737215024 7737215021 7737215026 7737215033 7737215038 7737215032 7737215037 7737215030 7737215035 7737215039 7737215034 7737215031 7737215036 7737215043 7737215048 7737215042 7737215047 7737215040 7737215045 7737215049 7737215044 7737215041 7737215046 7737215053 7737215058 7737215052 7737215057 7737215050 7737215055 7737215059 7737215054 7737215051 7737215056 7737215063 7737215068 7737215062 7737215067 7737215060 7737215065 7737215069 7737215064 7737215061 7737215066 7737215073 7737215078 7737215072 7737215077 7737215070 7737215075 7737215079 7737215074 7737215071 7737215076 7737215083 7737215088 7737215082 7737215087 7737215080 7737215085 7737215089 7737215084 7737215081 7737215086 7737215093 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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.