Lookup Area Code 520, Central Office & Exchange Code 203

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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.

520203 is phone number first 6-digit, in the full phone number 520203xxxx, 520 is the Area Code, 203 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 520, determine the regional location

State: Arizona

Region: Arizona

Center City: Casas Adobes, Catalina Foothills, Tucson

Area Code: 520 Area Code

State: Arizona

Center City: Tucson

Phone Used: (520) 203-

Primary City: Tucson, AZ

Owned Company: Xo Arizona

County: Pima

Owned Type: Landline

Owned Carrier: Xo Arizona, Inc.

Counties: Pima County

Full Zip Code: 85719, 85713

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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Submit a survey statistics service about area code 520, Central Office & Exchange Code 203

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520203 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, 520203-xxxx, 520 is the area code, 203 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, (520)203-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

5202031003 5202031008 5202031002 5202031007 5202031000 5202031005 5202031009 5202031004 5202031001 5202031006 5202031013 5202031018 5202031012 5202031017 5202031010 5202031015 5202031019 5202031014 5202031011 5202031016 5202031023 5202031028 5202031022 5202031027 5202031020 5202031025 5202031029 5202031024 5202031021 5202031026 5202031033 5202031038 5202031032 5202031037 5202031030 5202031035 5202031039 5202031034 5202031031 5202031036 5202031043 5202031048 5202031042 5202031047 5202031040 5202031045 5202031049 5202031044 5202031041 5202031046 5202031053 5202031058 5202031052 5202031057 5202031050 5202031055 5202031059 5202031054 5202031051 5202031056 5202031063 5202031068 5202031062 5202031067 5202031060 5202031065 5202031069 5202031064 5202031061 5202031066 5202031073 5202031078 5202031072 5202031077 5202031070 5202031075 5202031079 5202031074 5202031071 5202031076 5202031083 5202031088 5202031082 5202031087 5202031080 5202031085 5202031089 5202031084 5202031081 5202031086 5202031093 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Above active phone number (520)203-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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