What is the country code for Sri Lanka?

The country code for Sri Lanka is +94.

How are mobile numbers structured in Sri Lanka?

Mobile numbers in Sri Lanka are structured as a 3-digit mobile prefix followed by a 7-digit subscriber number. The format is 07X-XXXXXXX, where '07X' indicates the mobile operator.

What are the dialing procedures for international calls to Sri Lanka?

To dial an international call to Sri Lanka, you would dial your country's international prefix (e.g., 00), followed by Sri Lanka's country code (+94), and then the local number without the leading '0'. For example, to call a number in Colombo, you would dial +94 11 2345678.

Is mobile number portability available in Sri Lanka?

Yes, mobile number portability (MNP) is available in Sri Lanka, allowing subscribers to retain their mobile numbers when switching between service providers.

What are the major telecom operators in Sri Lanka and their number ranges?

The major telecom operators in Sri Lanka include Dialog Axiata (077, 076), Mobitel (071, 070), Hutch (078), and Airtel (075). Landline numbers are managed by Sri Lanka Telecom (SLT), with area codes like 011 for Colombo and 081 for Kandy.

What is the country code for Sri Lanka?

The country code for Sri Lanka is +94.

How do I dial a landline number in Sri Lanka from abroad?

To dial a landline number in Sri Lanka from abroad, use the format: +94, followed by the area code without the leading 0, and then the subscriber number. For example, +94 11 2345678 for a Colombo number.

What is the format for mobile numbers in Sri Lanka?

Mobile numbers in Sri Lanka are formatted as 07X-XXXXXXX, where 07X is the mobile prefix and XXXXXXX is the subscriber number.

How can I call a mobile number in Sri Lanka from the UK?

To call a mobile number in Sri Lanka from the UK, dial the international access code (usually 00), followed by Sri Lanka's country code 94, then the mobile number without the leading 0. For example, 00 94 77 1234567.

What are the common prefixes for mobile operators in Sri Lanka?

Common mobile prefixes in Sri Lanka include 071 and 070 for Mobitel, 077 and 076 for Dialog Axiata, 078 for Hutch, and 075 for Airtel.

Are there any special numbers for emergency services in Sri Lanka?

Yes, emergency services in Sri Lanka can be reached using special 3-digit numbers such as 119 for police emergency and 110 for ambulance services.

What is the format for toll-free numbers in Sri Lanka?

Toll-free numbers in Sri Lanka typically follow a 4-digit format, such as 1919.

Who regulates the phone numbering system in Sri Lanka?

The Telecommunications Regulatory Commission of Sri Lanka (TRC) regulates the phone numbering system in Sri Lanka.

Is mobile number portability available in Sri Lanka?

Yes, mobile number portability is available in Sri Lanka, allowing users to retain their numbers when switching providers.

What is the international dialing prefix for making calls from Sri Lanka?

The international dialing prefix for making calls from Sri Lanka is 00.

How do I validate a Sri Lankan mobile number using regex?

To validate a Sri Lankan mobile number using regex, you can use the pattern: /^07[0-9]-\d{7}$/.

What is the national prefix for dialing within Sri Lanka?

The national prefix for dialing within Sri Lanka is 0.

How are landline numbers structured in Sri Lanka?

Landline numbers in Sri Lanka are structured with a 2-digit area code followed by a 7-digit subscriber number, formatted as 0XX-XXXXXXX.

What should developers consider when implementing systems for Sri Lankan numbers?

Developers should ensure systems can validate Sri Lankan numbers using regex, support the E.164 format for internationalization, and handle number portability and emergency numbers correctly.

What changes were made to Sri Lanka's numbering plan in 2003?

In 2003, Sri Lanka standardized phone numbers to 10 digits, aligning with the ITU-T E.164 standard.

Can I use the same phone number if I switch mobile operators in Sri Lanka?

Yes, thanks to mobile number portability, you can keep the same phone number when switching mobile operators in Sri Lanka.

Are there any recent changes to the phone numbering plan in Sri Lanka?

There have been no recent changes announced to Sri Lanka's phone numbering plan since the major update in 2003.

What are some examples of mobile prefixes in Sri Lanka?

Examples of mobile prefixes in Sri Lanka include 071 and 070 for Mobitel, 077 and 076 for Dialog Axiata, and 078 for Hutch.

How are special numbers like emergency services formatted in Sri Lanka?

Special numbers such as emergency services in Sri Lanka are usually formatted as 1XX, where XX represents the specific service number.

What considerations are there for handling emergency numbers in telecom systems?

Telecom systems should correctly route and prioritize emergency numbers, ensuring they are accessible and handled with urgency, especially in VoIP and digital communication systems.

How does Mobile Number Portability (MNP) affect routing calls in Sri Lanka?

Mobile Number Portability (MNP) in Sri Lanka means you need to determine the current operator for a number before routing calls. Use an MNP lookup service to get the correct operator and ensure calls are routed efficiently.

What is the best way to store Sri Lankan phone numbers in a database?

The best practice is to store Sri Lankan phone numbers in E.164 format (+94XXXXXXXXX). This ensures consistency, simplifies internationalization, and improves compatibility with telecommunications systems.

How can I identify if a Sri Lankan phone number is a mobile, landline, or short code using JavaScript?

You can use regular expressions in JavaScript to identify the type of Sri Lankan phone number based on its prefix. Mobile numbers start with '07', landlines with '0' followed by an area code, and short codes are typically 3 or 4 digits.

What should I consider when designing applications for areas with varying network conditions in Sri Lanka?

When designing applications for Sri Lanka, consider implementing network quality detection, fallback mechanisms, caching, adaptive bitrate streaming, and offline functionality to accommodate varying network conditions.

What are the key compliance considerations for telecommunications applications in Sri Lanka?

Key compliance considerations include adhering to the E.164 format, understanding device approval requirements, and being aware of licensing requirements for telecommunications operations as set by the TRC.

What is the significance of the ITU-T E.164 standard for Sri Lankan phone numbers?

The ITU-T E.164 standard defines the international format for telephone numbers, ensuring global interoperability. Sri Lankan phone numbers adhere to this standard, using the country code +94 followed by a 9-digit national significant number.

How can regular expressions be used for validating Sri Lankan phone numbers?

Regular expressions can be used to validate the format of Sri Lankan phone numbers, ensuring they adhere to the correct length and prefix patterns for mobile and landline numbers. For example, you can check if the number starts with a valid mobile prefix like '070', '071', etc.

What steps should be taken to handle emergency numbers correctly in a telecommunications application for Sri Lanka?

Emergency numbers like 119 (Police), 110 (Ambulance), and 1919 (Disaster Management) should be directly dialed without any prefixes. Your application should identify these numbers and ensure they are routed with high priority.

Where can I find the latest regulations and updates regarding Sri Lanka's telecommunications system?

The latest regulations and updates can be found on the Telecommunications Regulatory Commission of Sri Lanka (TRC) website: http://www.trc.gov.lk.

What error handling practices are recommended when working with Sri Lankan phone numbers in applications?

Implement comprehensive error handling to manage invalid number formats, MNP lookup failures, and network issues. Provide informative error messages and logging for debugging and monitoring to ensure a smooth user experience.

Sri Lanka Phone Numbers: Format, Area Code & Validation Guide

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