---
title: "Viewing and Searching SID Line Ranges"
slug: "viewing-and-searching-sid-line-ranges"
updated: 2026-08-10T20:18:36Z
published: 2026-08-10T20:18:36Z
canonical: "help.idibilling.com/viewing-and-searching-sid-line-ranges"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://help.idibilling.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Viewing and Searching SID Line Ranges

You can view the entire SID Line Range table, or you can view specific Line Ranges by searching on a SID, area code, telephone exchange, and/or carrier code.

To View all SID Line Ranges:

1. From the **Applications** menu, select **BackOffice Management > Roaming > SID Maintenance.** All of your company's Line Ranges are displayed. Refer to the Line Range Search Results table that follows for more information.

To Search specific SID Line Ranges:

1. From the **Applications** menu, select **BackOffice Management > Roaming > SID Line Ranges**. This displays the SID Line Range Search window.

![SID Line Range Search](https://cdn.us.document360.io/3f7f8ade-bcb1-4ec8-af25-0c0ad8601afb/Images/Documentation/29223.gif?sv=2026-02-06&spr=https&st=2026-11-14T11%3A35%3A42Z&se=2026-11-14T12%3A35%3A42Z&sr=c&sp=r&sig=iHtx8KWr%2Fp4nv6CuvmAVABoYBDR3jzKV64IoQAEnTBQ%3D)
2. Enter a combination of the fields: SID, NPA, NXX or Carrier Code. (Most of the time you'll search with a SID, NPA and NXX.)
3. Check the **Hide Inactive** check box to specify only active line ranges.
4. Click **Search**. The Line Range Search Results displays any matching line ranges.

![Line Range Search Results](https://cdn.us.document360.io/3f7f8ade-bcb1-4ec8-af25-0c0ad8601afb/Images/Documentation/29224.gif?sv=2026-02-06&spr=https&st=2026-11-14T11%3A35%3A42Z&se=2026-11-14T12%3A35%3A42Z&sr=c&sp=r&sig=iHtx8KWr%2Fp4nv6CuvmAVABoYBDR3jzKV64IoQAEnTBQ%3D)

The Line Range Search Results window displays the following information:

| > [!NOTE] > Note > > These records cannot be edited. They are changed only through the import process. |
| --- |
| SID | System Identification Number as received from Syniverse. |
| NPA | Area code of the line range. |
| NXX | Exchange of the line range. |
| Low Line Number | Lowest number of the line range. |
| High Line Number | Highest number of the line range. |
| Market | Geographical location of the line range. |
| State | 2-character state/province designation. |
| ARP | Code for the Authorized Receipt Point responsible for regulating the exchange of records between carriers. |
| Carrier Code | Numeric code of the carrier as specified by Syniverse. |
| Start Date | Effective date of the line range. |
| End Date | Date that the line range is no longer active. |