ADCOM — A brand of Advance Com International Limited
Global Voice
Transit Hub
Where the World's Carriers Buy & Sell Minutes.
ADCOM connects 400+ carriers and operators worldwide through wholesale VoIP termination, A-Z routes, and international call transit from Hong Kong.
ADCOM operates as a call transit hub connecting buyers and sellers of international voice minutes worldwide.
A-Z destinations at highly competitive rates. Full global coverage with quality-tiered routing options for every market.
Premium quality routes with full caller ID delivery. Ideal for operators requiring high ASR and clean ACD performance.
Cost-effective routes designed for call center traffic. Optimized pricing for high-volume, non-CLI termination needs.
Connect carriers, operators, and traffic originators through a single interconnection point. Simplify your wholesale voice routing.
Access our network of direct operators and SIM gateway suppliers for targeted, high-quality termination paths.
Tell us your requirements and we'll design a tailored solution.
Our sales team regularly updates wholesale VoIP and CC offers. View latest routes, call center rates, and country coverage.
Daily updates on rates, new destinations, market insights, and industry news.
In the fast-moving wholesale telecom market, finding reliable, high-margin VoIP NCLI direct SIM routes with transparent quality control is critical for long-term...
Read More100% FAS-free VoIP routes · Manually tested call quality · Direct inland supplier routes with port controls If you're searching...
Read MoreWholesale bulk volume traffic across 80+ countries with 6 million+ live minutes daily. Route owners, carriers & SIM gateway suppliers — we want to hear from you now.
Read MoreADCOM is a B2B-only wholesale voice provider. We don't serve retail customers — every route, rate, and relationship is optimized for carrier-grade traffic.
International and national telecommunications carriers seeking reliable A-Z termination and competitive wholesale rates.
Buyers and sellers in the internet-based voice market who need a trusted hub for minutes trading and route optimization.
High-volume operations requiring stable, cost-effective Non-CLI and CC route termination with consistent capacity.
Suppliers looking to monetize their termination capacity by connecting to ADCOM's global buyer network.
Call originators and VoIP resellers worldwide who need wholesale access to quality international routes.
Over 15 years of building trust, routes, and relationships in the global wholesale voice market.
We openly invite customers to compare our rates with any other market participant. Confidence in our pricing is absolute.
Over 15 years of continuous operation in wholesale voice trading. Longevity that speaks to reliability and partner trust.
Direct operators, carriers, and SIM gateway suppliers interconnected. More paths, better redundancy, stronger routes.
Professionals who deeply understand routing, quality metrics (ASR/ACD), and carrier relationship management.
Advance Com International Limited, incorporated in 2010. A legitimate, registered business in one of the world's key telecom hubs.
Quick SIP interconnect setup and rapid rate responses. From first contact to traffic flow in hours, not weeks.
ADCOM is the brand name of Advance Com International Limited, a wholesale VoIP carrier and international call transit hub based in Kowloon, Hong Kong, operating since 2009 and incorporated in 2010.<
ADCOM provides wholesale VoIP termination (A-Z routes), CLI routes, Non-CLI/CC routes for call centers, and call transit hub services connecting voice minute buyers and sellers globally.<
ADCOM serves B2B customers only: telecommunications carriers, wholesale minutes buyers and sellers, call centers, VoIP resellers, call originators, and SIM gateway owners. Over 400 direct operators are currently connected.<
Yes. ADCOM offers some of the best rates in the wholesale voice market and openly invites customers to compare rates with other market participants.<
Unit G, 15/F, TAL Building, 49 Austin Road, Kowloon, Hong Kong.<
Contact us through our website's rate request form or via our messaging channels (WhatsApp/Telegram/Skype). Our team typically responds with rates and interconnection details within hours.<
Reach our purchase team directly for rate sheets and partnership inquiries.
Since 2009, we have built long-term partnerships across the global wholesale voice market by offering transparent pricing, reliable route quality, and responsive support. Whether you are a carrier seeking competitive A-Z termination, a call center needing stable CC routes, or a SIM gateway supplier looking to monetize capacity — ADCOM is your reliable transit partner.
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