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1. www.npanxxsource.com › nalenndNorth American Telephone Exchange Lookup by NPA NXX

   www.npanxxsource.com › nalennd

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   This lookup uses the North American NPA NXX Wire Center Edition Database and supplemental data to find the Wire Center, Rate Center, locality, LATA, carrier, and other details associated with any United States or Canadian NPA NXX combination.

2. www.localcallingguide.com › lca_prefixLocal calling guide: NPA-NXX search

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   Apr 16, 2024 · NPA NXX Block OCN Region LATA LIR Switch. Effective date within past or next days. Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information. If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero. Local ...

3. People also ask

   How are NPA NXX numbering resources assigned?

   • NPA NXX numbering resources are assigned by Rate Centers. Rate Centers are the regulated geographic service areas that telecom carriers provide service to and because their boundaries are relatively stable it is possible to compare them to postal carrier routes to determine what NPA NXX combinations are used in specific Postal Codes.

   Canadian NPA NXX to Postal Code Databases

   www.npanxxsource.com/npa-nxx-to-postal-code-database.htm

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   What is the Lerg routing guide?

   • Data supports the current local exchange network within the North American Numbering Plan (NANP) and identifies reported planned changes in the network. The LERG Routing Guide is primarily designed to be used for routing of calls by service providers (wireless, wireline, inter and intra exchange, etc.).

   LERG Online | TRAInfo - iconectiv

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   What is the Access database version of the Lerg?

   • The Access database version of the LERG provides a graphical user interface front end to access and view data records using a TRA designed "form view" as well as Access "table views". The database requires users to have a local licensed copy of Access.

   LERG Online | TRAInfo - iconectiv

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   How often is Lerg data updated?

   • LERG OnLine data is updated daily instead of monthly. The LERG OnLine data can be downloaded to your local environment, which then, as with the LERG Routing Guide data, can be integrated into other applications. The following is an example of the interface.

   LERG Online | TRAInfo - iconectiv

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4. trainfo.iconectiv.com › lergonlineLERG Online | TRAInfo - iconectiv

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   Data in the LERG includes: Operating Company Numbers, Company Names, Routing Contacts; Country Code Assignments; NPA Information (i.e., Area Codes) LATA Codes By Region; Destination Codes (i.e. NPA NXX and Thousands-Blocks) (details on over 900,000 assignments) Oddball NXXs (e.g. 911, 976) Switching Entity Record detail (e.g. Equipment Type, V ...

5. www.npanxxsource.com › area-code-lookupArea Code and Prefix Lookup by Geographic Location

   www.npanxxsource.com › area-code-lookup

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   Find all NPA NXX used in geographic area. This lookup uses the North American NPA NXX Rate Center Edition Database to determine the telephone exchange Rate Centers, area codes (NPA), and prefixes (NXX) used in the area surrounding any United States, Canadian, or Caribbean location.

6. www.nalennd.comNALENND North American Local Exchange NPA NXX Area Code Database

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   Enter any United States, Canadian, or Caribbean telephone number, including area code, to look up details about the exchange. Lookup Number. NALENND, the North American Local Exchange NPA NXX Database, complete coverage of the North American Numbering Plan and the public switched telephone network.

7. trainfo.iconectiv.com › LERG-routing-guideLERG™ Routing Guide | TRAInfo - iconectiv

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   Operating Company Numbers, Company Names, Routing Contacts. Country Code Assignments. NPA Information (i.e., Area Codes) LATA Codes By Region. Destination Codes (Area Codes / Prefixes) (NPA NXX Thousands-Blocks assignments for the United. States and its territories, Canada, Bermuda, and 16 Caribbean countries)

8. kb.nena.org › wiki › LERG_(Local_Exchange_Routing_Guide)LERG (Local Exchange Routing Guide) - NENA Knowledge Base

   kb.nena.org › wiki › LERG_(Local_Exchange_Routing_Guide)

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   Jan 9, 2024 · LERG (Local Exchange Routing Guide) is a database which defines inter-exchange call routing in the North American Public Switched Telephone Network. It associates NPA/NXX's with their appropriate network elements. Relevant NENA Documents. Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search ...