American Samoa Phone Numbers: Format, Area Code & Validation Guide
Explore American Samoa's (+1 684) phone number formats, including landline ([2-9]XX XXXX) & mobile (7XX XXXX) patterns. Learn validation via regex (e.g., ^\+1 684...). Understand dialing, NANP, & FCC regulations. Ideal for developers needing number parsing or validation logic.
Phone number standards3 min read
Frequently asked questions
The country code for American Samoa is +1, the same as the United States and other North American territories. When calling American Samoa from another country, you'll need to dial +1 followed by the area code and subscriber number.
Dial 1, followed by the area code 684, and then the 7-digit subscriber number. This format applies whether calling from a landline or mobile phone within the US or its territories.
To dial an American Samoa phone number internationally, use the format +1 684 XXX XXXX. Start with the plus sign (+), followed by the country code (1), area code (684), and the 7-digit subscriber number.
American Samoa uses the area code 684 for all phone numbers, including landlines, mobiles, and other number types. This area code is essential for routing calls correctly within the North American Numbering Plan (NANP).
Use the regular expression ^+1 684 [2-9]\d{2} \d{4}$ to validate general, landline, and mobile numbers. For toll-free numbers, use ^800 \d{3} \d{4}$, and for premium-rate numbers, use ^900 \d{3} \d{4}$. These regex patterns ensure accurate phone number formatting.
Mobile numbers in American Samoa follow the format +1 684 7XX XXXX. The first digit of the 7-digit subscriber number will always be 7, making it easy to distinguish from landlines.
American Samoa is a US territory and participates in the North American Numbering Plan (NANP), which shares the country code +1. This integration simplifies calling between American Samoa and other NANP countries.
The primary operators are American Samoa Telecommunications Authority (ASTCA) and Bluesky Communications. ASTCA handles both mobile and landline services, while Bluesky primarily offers mobile services.
No, mobile number portability (MNP) is not currently available in American Samoa. You cannot keep your existing mobile number if you switch service providers.
The international prefix for outgoing calls from American Samoa is 011. Dial 011 before the country code, area code, and subscriber number when making an international call.
The Federal Communications Commission (FCC), in conjunction with local authorities, regulates the telecommunications sector. The FCC oversees numbering resources under the NANP and maintains standards.
American Samoa adheres to the ITU-T E.164 standard, which defines the international numbering plan for global telecommunications compatibility and ensures standardized dialing procedures.
Number allocation is managed under the guidelines of the North American Numbering Plan Administrator (NANPA) and overseen by the FCC to ensure efficient resource utilization and compliance with NANP standards.
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Quick Reference
Overview
Discover the intricacies of American Samoa's telephone numbering plan. This guide provides detailed insights into phone number structures, dialing procedures, and telecommunications regulations. Ideal for telecom professionals, developers, and anyone involved in phone number validation or routing.
Number Structure
General Number Format
American Samoa utilizes the North American Numbering Plan (NANP), sharing the country code +1 with the United States and other territories. The phone number structure is as follows:
Number Format Breakdown
Regular Expressions
For validation purposes, use the following regular expressions:
^\+1 684 [2-9]\d{2} \d{4}$^\+1 684 [2-9]\d{2} \d{4}$^\+1 684 7\d{2} \d{4}$^800 \d{3} \d{4}$^900 \d{3} \d{4}$Dialing Procedures
Domestic Calls
1+684+Subscriber Number1+684+Subscriber Number1+684+Subscriber NumberInternational Calls
011+Country Code+Area Code+Subscriber Number+1+684+Subscriber NumberNumber Portability
Currently, mobile number portability (MNP) is not available in American Samoa. Subscribers cannot retain their numbers when switching providers.
Major Telecom Operators
Number Ranges
Specific number ranges for each operator are not publicly disclosed due to security considerations, but the area code 684 is used uniformly across all operators.
Regulatory Body
The telecommunications sector in American Samoa is regulated by the Federal Communications Commission (FCC) in conjunction with local authorities. The FCC oversees numbering resources under the North American Numbering Plan (NANP).
ITU-T Standards
American Samoa adheres to the ITU-T E.164 standard for international numbering and dialing procedures, ensuring global telecommunications compatibility.
Technical Considerations
Number Allocation and Management
Number allocation is managed under the guidelines of the North American Numbering Plan Administrator (NANPA), with oversight from the FCC to ensure efficient use.
Technical Restrictions
Developer Considerations
When developing systems for American Samoa phone numbers:
Recent Changes
No significant changes to the numbering plan have been announced. The structure remains consistent with the North American Numbering Plan.