Create a telephone infrastructure

---
title: Create a telephone infrastructure
description: Create telephone blocks and number allocations, and assign telephone numbers by using the telephone infrastructure provided by the Telecommunications Network Inventory application.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/telecom-network-inventory/telecommunications-network-inventory/telephone\_block\_telephone\_number\_and\_telephone\_number.html
release: brazil
product: Telecommunications Network Inventory
classification: telecommunications-network-inventory
topic_type: concept
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Inventory number allocation, Define inventory records, Use, Telecommunications Network Inventory]
---

# Create a telephone infrastructure

Create telephone blocks and number allocations, and assign telephone numbers by using the telephone infrastructure provided by the Telecommunications Network Inventory application.

-   **[Create a telephone block](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/telecom-network-inventory/telecommunications-network-inventory/create_telephone_block.md)**  
Create a telephone block to organize and categorize all sequential telephone numbers that are within an area by using the Telecommunications Network Inventory application.
-   **[Create a telephone number allocation](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/telecom-network-inventory/telecommunications-network-inventory/create_telephone_allocation.md)**  
Create a telephone number allocation so that you can group a set of telephone numbers and apply the required conditions to it by using the Telecommunications Network Inventory application. You can also review, create, update, or delete a telephone number allocation.
-   **[Create a telephone number to an area or region](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/telecom-network-inventory/telecommunications-network-inventory/create_telephone_number.md)**  
Create a telephone number to add that number to an area or to a region by using the Telecommunications Network Inventory application. You can review, create, update, or delete a telephone number.

**Parent Topic:**[Inventory number allocation](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/telecom-network-inventory/telecommunications-network-inventory/vlan_or_lag_number_management.md)