Understanding Phone Numbers in Turkmenistan

Quick Reference Guide

• Country: Turkmenistan
• Country Code: +993
• International Prefix: 810
• National Prefix: 8

Overview

This comprehensive guide delves into the telephone numbering plan of Turkmenistan. It outlines the structure of phone numbers, dialing procedures, and vital details for telecommunications professionals and anyone needing to understand Turkmenistan's phone number formats.

Number Formats

General Number Structure

Turkmenistan's phone numbers follow this structure:

• Country Code: +993
• National Prefix: 8
• International Prefix: 810
• Geographic Area Codes: 1 to 6
• Mobile Prefixes: 6X, 71
• Subscriber Number Length: 6 to 7 digits

Geographic Numbers

Geographic numbers in Turkmenistan are typically structured as follows:

Regular Expression:

^([1-5]\d{1})\d{6}$

Mobile Numbers

Mobile numbers in Turkmenistan use specific prefixes and follow this format:

Regular Expression:

^(6[0-9]|71)\d{6}$

Special Services Numbers

Special services such as toll-free or premium-rate numbers may have unique prefixes. However, detailed information on these is not publicly disclosed.

Dialing Procedures

Domestic Calls

• Landline to Landline: Dial the area code followed by the subscriber number.
  • Example: 8 12 345678
• Landline to Mobile: Dial the mobile prefix followed by the subscriber number.
  • Example: 8 61 234567
• Mobile to Mobile: Dial the mobile prefix followed by the subscriber number.
  • Example: 61 234567

International Calls

• Outgoing: Dial the international prefix (810), followed by the country code, area code, and the subscriber number.
  • Example: 810 44 20 12345678 (calling the UK)
• Incoming: From abroad, dial +993 followed by the area code and the subscriber number.
  • Example: +993 12 345678

Number Portability

Currently, mobile number portability is not available in Turkmenistan. Subscribers cannot retain their mobile numbers when switching between different mobile operators.

Major Telecom Operators and Number Ranges

The major telecom operators in Turkmenistan and their associated number ranges are:

ITU Standards and Recommendations

Turkmenistan adheres to the ITU-T E.164 standard for its telephone numbering plan. This standard ensures global interoperability and the correct formatting of international telephone numbers.

Number Allocation and Management

The telecommunications regulatory body responsible for the allocation and management of phone numbers in Turkmenistan is the Ministry of Communications of Turkmenistan. They oversee the issuing of new number ranges and ensure compliance with international standards.

Technical Restrictions and Special Cases

• Golden Numbers: Certain premium numbers, often referred to as "golden numbers," may be reserved for special purposes or high-profile customers.
• Number Blocking: Certain number ranges may be blocked or restricted for security or regulatory reasons.

Technical Considerations

For Developers and System Administrators

When implementing systems that handle Turkmenistan phone numbers, consider the following:

1. Validation: Use the provided regular expressions to validate phone numbers accurately.
2. Formatting: Ensure numbers are formatted according to the E.164 standard when dealing with international calls.
3. Dialing Rules: Implement logic to handle different dialing scenarios, including domestic and international calls.