The Complete Wyoming Phone Number Resource

This article covers everything about area code 307 in Wyoming — history, dialing rules, business use, and how to buy a virtual number.

Overview of Wyoming’s Area Codes

307 is the only area code assigned to Wyoming since the NANP inception for the state.

307 — Wyoming’s Historic Area Code

Projections have shown 307 will remain in service for many years because demand growth is moderate.

Sources and further reading:

• Wikipedia: Area code 307
• NANPA Official
• FCC: North American Numbering Plan

Single Code States — Wyoming Explained

Compared to populous states that require overlays or splits, Wyoming can be served by one code.

Target Keywords — Wyoming Area Codes

• Wyoming area codes
• WY area code
• Wyoming local number
• Area code 307
• Buy Wyoming phone number

Informational Keywords

• What is the Wyoming area code?
• History of area code 307
• How to dial a Wyoming number
• Will Wyoming get another area code?
• NANPA Wyoming area code planning

Long Tail Search Phrases

• "Does Wyoming only have one area code?"
• "How to get a 307 number in Wyoming"
• "Which cities use area code 307 in Wyoming?"
• "Is 307 going to be exhausted?"
• "How to dial Wyoming from abroad"

Commercial Intent Keywords

• Buy Wyoming virtual phone number
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• Port a Wyoming phone number
• Wyoming DID number for business

Topical & Semantic Keywords

• Wyoming telephone prefix list
• Wyoming phone number portability
• Wyoming area code map
• Wyoming Public Service Commission telecom
• States with a single area code

How to Dial Wyoming Numbers

1. To call within Wyoming from another U.S. state: dial 1 + 307 + 7-digit number.
2. From outside the U.S.: dial country code +1 + 307 + 7-digit number.
3. Check with your copyright about international dialing formats.

Helpful link: copyright Wyoming

Major Cities Using Area Code 307

Area code 307 applies to every city and town in Wyoming. Major cities include:

• Cheyenne
• Casper
• Laramie
• Gillette
• Rock Springs
• Sheridan
• Green River
• Jackson
• Riverton
• Douglas

Map and county resources: Wyoming Area Code Map

Commercial Benefits of a 307 Number

• A local 307 number builds credibility for businesses targeting Wyoming customers.
• Local dialing familiarity increases engagement and trust.
• Works with VoIP providers for remote operations — businesses can use virtual 307 numbers without physical offices.

Authority resources:

• Whitepages
• NumLookup
• OpenCNAM

Where to Buy a Wyoming Virtual Number

Choose a provider with proper regulatory compliance and porting support.

• Twilio offers phone numbers and developer-friendly telephony.
• Plivo provides VoIP numbers for business use.
• Bandwidth supplies numbers and SIP trunking.
• RingCentral supports virtual numbers and call management.
• Local virtual number vendors and DID providers

Porting Wyoming Numbers

You can port existing Wyoming numbers between carriers using the NANPA/NXX and proper account verification.

Regulatory info: FCC, NANPA

How to Use These Keywords

Use core keywords in page titles, H1, meta descriptions, and introductory paragraphs.

Related Topics & External Resources

• Wikipedia - Area code 307
• Federal Communications Commission
• North American Numbering Plan Administration (NANPA)
• Twilio - Phone Numbers
• Plivo - Phone Numbers
• Bandwidth Resources
• RingCentral Learning
• Whitepages
• NumLookup
• YouTube: How Area Codes Work (explainer)

Wyoming Area Codes — FAQ

Conclusion

Integrating virtual numbers into VoIP systems enables modern, remote-friendly communications.

For enterprise teams looking to scale hiring and onboarding of call center agents while managing local numbers, consider integrated solutions such as agentic AI hiring tools.

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