Phone Numbers in Guyana

Guyana Phone Number Guide

Quick Reference

  • Country: Guyana
  • Country Code: +592
  • International Prefix: 001
  • National Prefix: None
  • National Significant Number (NSN): 7 digits

Overview

Discover the intricacies of Guyana's telephone numbering plan with this comprehensive guide. Learn about the structure of phone numbers, dialing procedures, and regulatory insights. Whether you're a telecom professional, developer, or business operator, this guide provides essential information for managing and utilizing phone numbers in Guyana.

Number Formats

General Number Structure

Guyana operates a closed numbering plan with a fixed NSN length of 7 digits. There are no area codes, and the format is consistent for both landline and mobile services.

Number Structure Breakdown

TypeFormatExample
Landline Numbers2[1-9]XXXXXX2191234, 2315678
Mobile Numbers6XXXXXX or 7[0-5]XXXXX6101234, 7205678
Toll-Free Numbers800XXXX8001234
Premium Rate9008XXX9008123

Regular Expressions

To validate phone numbers in Guyana, use these regular expressions:

  • Landline Numbers:
    ^2[1-9]\d{5}$
    
  • Mobile Numbers:
    ^(6\d{6}|7[0-5]\d{5})$
    
  • Toll-Free Numbers:
    ^800\d{4}$
    
  • Premium Rate Numbers:
    ^9008\d{3}$
    

Dialing Procedures

Domestic Calls

  • Landline to Landline: Dial the 7-digit number directly.
  • Landline to Mobile: Dial the 7-digit mobile number directly.
  • Mobile to Mobile: Dial the 7-digit mobile number directly.

International Calls

  • Outgoing: Dial 001, followed by +592, and then the 7-digit local number.
    • Example: 001 592 2191234
  • Incoming: Callers from abroad should dial their international access code, followed by +592, and then the 7-digit local number.
    • Example: From the US: 011 592 6101234

Number Portability

Guyana supports number portability for both mobile and fixed-line services, allowing users to retain their numbers when switching providers. This is overseen by the Guyana Telecommunications and Post Commission (GT&PC).

Major Telecom Operators and Number Ranges

Guyana's telecom market is led by:

  • Guyana Telephone and Telegraph (GTT): The primary provider managing the national numbering plan.
    • Number Ranges: GTT allocates number ranges but keeps specifics confidential for competitive reasons.

Regulatory Body

The Guyana Telecommunications and Post Commission (GT&PC) oversees the national numbering plan, including number allocation and portability.

Recent or Upcoming Changes

Currently, there are no significant changes to Guyana's numbering plan. The 7-digit system has been stable since 2001.

Number Allocation and Management

The allocation and management of phone numbers are handled by GTT under GT&PC's supervision, ensuring capacity for growth and new services.

Technical Considerations

For Developers and Systems Administrators

When handling Guyana phone numbers, consider:

  • Validation: Use the provided regex patterns for validation.
  • Formatting: Ensure numbers are stored and displayed correctly, including the country code for international use.
  • Portability: Support number portability, especially if interacting with multiple telecom operators.
  • Internationalization: Ensure systems accommodate the +592 country code and 7-digit NSN format.

For the latest telecom regulations in Guyana, visit the GT&PC official website.