Saint Kitts and Nevis Phone Numbers: Format, Area Code & Validation Guide - phone-number-standards -

Frequently Asked Questions

The area code for Saint Kitts and Nevis is 869. This area code is part of the North American Numbering Plan (NANP), which means Saint Kitts and Nevis shares the +1 country code with several other countries, including the US and Canada.
Use the E.164 international format: +1 869 NXX XXXX, where NXX XXXX represents the seven-digit subscriber number. This format ensures consistent handling and portability across systems.
Use regular expressions to verify number formats. The article provides specific regex patterns for landlines, mobile, toll-free, and premium-rate numbers, along with a generic pattern for an initial check. It's essential to keep these updated based on NTRC guidelines.
Saint Kitts and Nevis uses the NANP, established in the 1940s, for streamlined call routing and direct dialing capabilities with other NANP countries. Sharing the +1 country code simplifies integration within the NANP region.
Query the NTRC's MNP database to determine the correct carrier before routing calls. The article provides sample JavaScript code demonstrating how to implement this. Remember to handle potential database lookup failures gracefully.
Regularly check the NTRC website for updates to regulations and best practices, especially for new number ranges, changes to MNP procedures, and compliance requirements. This ensures you adhere to current standards.
Landline numbers in Saint Kitts and Nevis follow this format: +1 869 2XX XXXX, where 2XX represents the exchange code and XXXX is the subscriber number. The article provides an expanded regex range based on recent allocations.
Mobile numbers generally follow the format +1 869 66X XXXX. However, additional prefixes now include 488, 489, 556-558, 760, and 762-767. The article provides an updated regex pattern for mobile number validation.
Always store numbers in the E.164 international format (+1869XXXXXXXX) for consistent handling and portability across different systems and carriers. Format numbers for display purposes only, after storage.
Yes, caching MNP lookups reduces latency and improves performance. Implement a reasonable Time-To-Live (TTL) on cached data to maintain accuracy and reflect recent changes in carrier assignments due to MNP.
Use the America/St_Kitts time zone for time-sensitive operations related to Saint Kitts and Nevis phone numbers. This ensures accurate time representation in applications and systems.
Saint Kitts and Nevis has multiple carriers. Your system needs to handle routing based on the correct carrier information, which can be determined via MNP database queries. Implement appropriate error handling and fallback mechanisms if carrier information isn't available.
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