Comprehensive Guide to Paraguay Phone Numbers

Quick Reference

• Country: Paraguay
• Country Code: +595
• International Prefix: 00
• National Prefix: 0

Overview

Paraguay's telephone numbering plan is designed to support various services such as landlines, mobile numbers, toll-free services, and special numbers. This guide provides an in-depth look into the numbering scheme, dialing procedures, and regulatory insights for telecommunications professionals, developers, and system administrators.

Number Formats

General Structure

Paraguayan phone numbers have a structured format based on the service type:

• Country Code: +595
• National Prefix: 0 (for domestic calls)
• Subscriber Number: Varies by service

Geographic (Landline) Numbers

Landline numbers usually consist of 6 to 7 digits following the area code.

Format:

[2-8]XXXXXX | [2-8]XXXXXX

Examples:

• 021123456
• 061987654

Mobile Numbers

Mobile numbers in Paraguay are 9 digits long, starting with a '9'.

Format:

9[1-9]XXXXXXX

Examples:

• 961234567
• 991234567

Toll-Free Numbers

Toll-free numbers start with 0800 and are typically 8 to 10 digits long.

Format:

0800XXXXXX

Examples:

• 0800123456
• 0800987654

Special Numbers

Special service numbers, such as emergency numbers, are shorter, typically 3 digits.

Examples:

• 911 (Police)
• 131 (Ambulance)

Numbering Scheme

Regular Expressions

For developers, use these regular expressions to validate Paraguayan phone numbers:

• Landline:
  ^[2-8]\d{5,6}$
  

• Mobile:
  ^9[1-9]\d{7}$
  

• Toll-Free:
  ^0800\d{6,8}$
  

• Emergency:
  ^\d{3}$
  

Dialing Procedures

Domestic Calls

• Landline to Landline: Dial 0 + [Area Code] + [Subscriber Number]
• Landline to Mobile: Dial 0 + [Mobile Number]
• Mobile to Mobile: Dial [Mobile Number]

International Calls

• Outgoing: Dial 00 + [Country Code] + [Subscriber Number] (omit the leading 0 for domestic numbers)
• Incoming: Dial +595 + [Subscriber Number] (omit the leading 0 for domestic numbers)

Number Portability

Paraguay supports mobile number portability, allowing users to retain their mobile numbers when switching providers. This enhances consumer choice and competition among telecom operators.

Major Telecom Operators and Number Ranges

Paraguay's telecom market includes several major operators, each with specific number ranges:

ITU Standards

Paraguay adheres to the ITU-T Recommendation E.164, ensuring compatibility and standardization across global telecommunications networks.

Number Allocation and Management

The Comisión Nacional de Telecomunicaciones (CONATEL) oversees the allocation and management of phone numbers in Paraguay. For the latest information on number allocation and telecom regulations, visit the CONATEL official website.

Technical Considerations

For Developers

When integrating Paraguayan phone numbers into systems, consider:

1. Validation: Use regular expressions for correct number formatting.
2. Normalization: Remove non-numeric characters and ensure the correct country code is prefixed for international use.
3. Portability: Be aware of number portability, which may affect routing and billing.

Special Cases

• Golden Numbers: There is no widely documented system for golden numbers in Paraguay.
• Number Blocking: No specific restrictions or cases of number blocking are publicly documented.

For the most current information on telecommunications regulations in Paraguay, please consult the official CONATEL website.