Location Data From Phone Number

Reverse Lookup of telephone numbers can provide address and name information to assist customers in filling out shopping carts, verify shipping addresses, and confirm identity. This is a very under-used application of these public phone book services.

See also:

• http://www.quentinsagerconsulting.com/phonecodes.htm Best NPA NXX lookup utility on the net. Provides detailed rate center, wire center, and carrier information. James Newton replies: An impressive volumn of information in the free online lookup. Prices for the database range from $70 up.+
• http://www.google.com/search?q=phonebook%3A+541-846-6647 Adding "phonebook:" to the start of a search accesses phone number data collected by Google. There is no API (last time we checked) but the returned data is in a very simple format: Just strip HTML and the address immediately follows the phone number in (xxx) xxx-xxxx format. The name is just before the number.
• http://www.AreaDecoder.com Country and Area Codes. Forward and reverse. Partial matches ok. Nice job. See also
  • http://www.nanpa.com/ North American Numbering Plan Administration
  • http://www.nanpa.com/number_resource_info/adm_state.html area code to state list.
  • http://www.nanpa.com/number_resource_info/co_code_assignments1.html Area code and exchange to CO list. The "rate center" field more or less tells you what city the phone number is in.
• http://www.areacode-info.com/!plans/lca-chow.htm city (sort of) and state from area code and prefix.
• http://npanxx.darkrealms.net/ lookup data from the co code assignments published by nanpa.org+
• http://www.tariffs.com/NPANXX_LookUp.htm The look-up gives users the ability to find information on any area code/exchange (NPA/NXX) in the North American Numbering Plan, including the associated rate center and wire center city names, vertical and horizontal coordinates, the LATA number, CLLI information, services available from the central office, and whether the NPA/NXX is an AT&T Point-of-Presence (POP). +
• http://www.thedirectory.org/pref/ Area code / prefix to city / area lookup
• http://www.dnsstuff.com/tools/dophone.ch?name=
• http://www.serviceobjects.com/Products/default.asp XML feeds start at $50/mo
• http://www.whitepages.com/reverse_phone
• http://www.acxiom.com/ The actual source of the data used by Superpages, InfoSpace, MapInfo, YellowBook, Yp.net, Allpages, inter800, Kivera, go2net, usadata, jahl, lycos, aquacosm, and InfoNow.
• http://www.havemann.com/fonebooksearch.html

/techref/phonelookup.asp?area=541&phone=8466647 a demo of how public online phone books can be used to lookup address data.

/techref/taxship.asp?frame Demonstrates how data retrieved from an online phone book can be integrated into a shopping cart checkout.

Questions:

• http://www.zipcode2business.com Business Listing with Area Code+
• http://www.areacodedownload.com Free Area Code Lookup+
• http://www.areacodeworld.com Area code database subscription service.+
• http://www.area-code-npa-nxx.com Area code and exchange database.+

Comments:

• HTTP://WWW.TEAMREDLINE.COM/ZC/ Zip code database download+

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