Cities we serve in Thailand
Local numbers and voice services in 3 major cities — plus full coverage of every regional area code.
See all area codesMore on business telecom in Thailand
Explore the full Thailand offering — +66 numbers, SIP trunking and hosted PBX.
- Business phone service in ThailandFull overview of services, pricing and coverage across Thailand.
- +66 virtual phone numbers in ThailandLocal and national Thailand numbers with fast activation.
- SIP trunking in ThailandScalable voice channels with per-second billing in Thailand.
- Hosted PBX in ThailandCloud phone system, IVR and extensions for Thailand teams.
- Thailand area codes (+66)Complete list of Thailand area codes and their cities.
- Talk to a Thailand telecom expertCustom quote and porting guidance for Thailand.
Frequently asked questions
Which Thailand cities do you offer local numbers in?+
We cover 3 major cities across Thailand, including Bangkok, Chiang Mai, Chon Buri, plus every regional +66 area code in the country.
Can I have numbers in several Thailand cities?+
Yes. One AstraQom account holds numbers from multiple cities, with a single invoice and centralised routing into your PBX or Microsoft Teams.
Do I need a local address in each city?+
Rarely. Where Thailand regulation requires proof of presence, we tell you which documents are needed and handle the filing end to end.
How fast does a city number activate?+
Most +66 numbers activate within 1–3 business days. Toll-free or special numbers may need extra KYC.
Do you port existing numbers in these cities?+
Yes, from any licensed Thailand operator with zero downtime, usually within 2–4 weeks.
Which services are available in each city?+
SIP trunking, hosted PBX, UCaaS, contact center, SD-WAN and local, national and toll-free numbers — all on one contract.