Lookup Area Code 503, Central Office & Exchange Code 531

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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.

503531 is phone number first 6-digit, in the full phone number 503531xxxx, 503 is the Area Code, 531 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 503, determine the regional location

State: Oregon

Region: Oregon

Center City: Beaver, Gresham, Portland

Area Code: 503 Area Code

State: Oregon

Center City: Portland

Phone Used: (503) 531-

Primary City: Beaverton, OR

Owned Company: Frontier Communications Northwest

County: Washington

Owned Type: Landline

Owned Carrier: Frontier Communications Northwest, Inc. - OR

Counties: Washington County

Full Zip Code: 97006 (34%), 97229 (33%), 97124 (30%), 97007 (2%)

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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503531 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, 503531-xxxx, 503 is the area code, 531 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, (503)531-xxxx active phone numbers, contains used, unused, and possibly deregistered phone numbers.

5035318003 5035318008 5035318002 5035318007 5035318000 5035318005 5035318009 5035318004 5035318001 5035318006 5035318013 5035318018 5035318012 5035318017 5035318010 5035318015 5035318019 5035318014 5035318011 5035318016 5035318023 5035318028 5035318022 5035318027 5035318020 5035318025 5035318029 5035318024 5035318021 5035318026 5035318033 5035318038 5035318032 5035318037 5035318030 5035318035 5035318039 5035318034 5035318031 5035318036 5035318043 5035318048 5035318042 5035318047 5035318040 5035318045 5035318049 5035318044 5035318041 5035318046 5035318053 5035318058 5035318052 5035318057 5035318050 5035318055 5035318059 5035318054 5035318051 5035318056 5035318063 5035318068 5035318062 5035318067 5035318060 5035318065 5035318069 5035318064 5035318061 5035318066 5035318073 5035318078 5035318072 5035318077 5035318070 5035318075 5035318079 5035318074 5035318071 5035318076 5035318083 5035318088 5035318082 5035318087 5035318080 5035318085 5035318089 5035318084 5035318081 5035318086 5035318093 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Above active phone number (503)531-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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