Understanding Phone Numbers in Niue

Quick Reference Guide

• Country: Niue
• Country Code: +683
• International Prefix: 00
• National Prefix: None

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Comprehensive Overview

This guide offers a detailed exploration of Niue's telephone numbering system, focusing on number formats, dialing protocols, and regulatory guidelines. It serves as a vital resource for telecom professionals, developers, and system administrators involved with Niue's telecom infrastructure.

Number Formats in Niue

General Structure

Niue's phone numbers are straightforward, consisting of a fixed length of 4 digits. There are no area codes, and numbers are dialed directly without a national prefix.

Breakdown of Number Structure

• Country Code: +683
• Subscriber Number: XXXX (4 digits)

Types of Numbers

Type	Format	Examples	Notes
Landline	4XXX	4747	Landline numbers start with 4.
Mobile	5XXX	5656	Mobile numbers start with 5.
Special Services	888X	8881	Special services use the 888 prefix.
Emergency	911	911	Standard emergency number.

Regular Expressions for Validation

To ensure phone numbers conform to the expected format, use the following regular expressions:

• Landline: ^4\d{3}$
• Mobile: ^5\d{3}$
• Special Services: ^888\d$
• Emergency: ^911$

Dialing Procedures

Domestic Calls

• Landline to Landline: Dial the 4-digit number directly (e.g., 4747).
• Landline to Mobile: Dial the 4-digit mobile number directly (e.g., 5656).
• Mobile to Mobile: Dial the 4-digit mobile number directly (e.g., 5656).

International Calls

• Calling Niue from Abroad: Dial your country's international access code, Niue's country code (+683), and the 4-digit local number (e.g., +683 4747).
• Calling Abroad from Niue: Dial 00, followed by the country code, area code (if applicable), and the subscriber number.

Recent Developments

Currently, there are no recent changes to Niue's numbering plan. The system remains stable and unchanged.

Number Portability

Niue does not support number portability, meaning subscribers cannot retain their numbers when switching providers.

Telecom Operators

Niue's telecom services are primarily managed by:

• Telecom Niue: The main operator handling all landline and mobile allocations.

Adherence to ITU Standards

Niue follows the ITU-T Recommendation E.164 for its numbering plan, ensuring global telecommunications consistency.

Number Management

The Niue Telecommunications Corporation oversees the allocation and management of phone numbers, ensuring compliance with international standards.

Developer Considerations

When integrating Niue's phone numbers into systems, consider:

• Validation: Use provided regex patterns for validation.
• Formatting: Ensure numbers are formatted with the country code when necessary.
• Compatibility: Systems should accommodate the 4-digit format without assuming longer lengths.